{"title":"Válvulas para Edificios y Construcción | HVAC y Agua","description":"\u003ch2\u003eVálvulas para Edificios y Construcción — Confort, Eficiencia Energética y Continuidad de Servicio\u003c\/h2\u003e\n\n\u003cp\u003eLos sistemas hidráulicos y de climatización de un edificio operan las 24 horas, los 365 días del año. A diferencia de una planta industrial, un paro no detiene una línea de producción: deja sin aire acondicionado a un hospital, sin agua a una torre de oficinas o sin enfriamiento a un centro comercial en plena temporada de calor. Por eso la selección de válvulas en proyectos de edificación debe considerar no solo la presión y el diámetro, sino la vida útil, la facilidad de mantenimiento y la capacidad de integrarse al sistema de automatización del edificio.\u003c\/p\u003e\n\n\u003cp\u003eEn Cematic atendemos a constructoras, ingenierías MEP, contratistas de HVAC e instalaciones hidráulicas, y administradores de inmuebles que necesitan válvulas confiables para obra nueva, remodelación o sustitución de equipos existentes.\u003c\/p\u003e\n\n\u003ch3\u003eSistemas de un edificio donde la válvula es crítica\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAgua helada y agua de condensación (HVAC):\u003c\/strong\u003e Circuitos de chillers, torres de enfriamiento, manejadoras de aire (UMAs) y fan coils. Requieren cierre hermético, baja caída de presión y control preciso del caudal en cada equipo.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAgua caliente y calefacción:\u003c\/strong\u003e Calderas, intercambiadores de calor y sistemas de agua caliente sanitaria en hoteles, hospitales y edificios residenciales verticales.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuministro y bombeo de agua:\u003c\/strong\u003e Equipos hidroneumáticos, bombas de presión constante, líneas de alimentación por nivel y distribución a cada piso.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCisternas y tanques:\u003c\/strong\u003e Llenado, vaciado, aislamiento y control de nivel en cisternas, tanques elevados y tanques de reserva.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRiego y reúso de agua:\u003c\/strong\u003e Sistemas de riego de áreas verdes, agua tratada y aguas grises en edificios con certificación ambiental.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCriterios técnicos que piden las ingenierías MEP\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePresión de trabajo y clase de brida:\u003c\/strong\u003e Las instalaciones de edificios suelen especificarse en PN16 o Clase 125\/150. La válvula debe ser compatible con la brida de la tubería existente para evitar adaptaciones en obra.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCierre hermético:\u003c\/strong\u003e En circuitos de agua helada, una válvula que no cierra por completo provoca mezcla de temperaturas, pérdida de eficiencia del chiller y mayor consumo eléctrico.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBaja caída de presión:\u003c\/strong\u003e Cada válvula en el circuito suma resistencia que la bomba debe vencer. Seleccionar el tipo y diámetro correcto reduce el consumo de bombeo durante toda la vida del edificio.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMantenimiento sin vaciar el sistema:\u003c\/strong\u003e Las válvulas tipo lug y las válvulas de aislamiento bien ubicadas permiten dar servicio a un equipo sin drenar todo el circuito.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibilidad con el BMS:\u003c\/strong\u003e Los actuadores deben aceptar las señales estándar del sistema de automatización del edificio (ON-OFF o modulante 0–10 V \/ 4–20 mA) y reportar su posición.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEficiencia energética:\u003c\/strong\u003e Proyectos que buscan certificaciones como LEED o que siguen criterios de ASHRAE requieren un control hidráulico preciso para justificar los ahorros de energía.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTipos de válvulas para edificios y construcción\u003c\/h3\u003e\n\n\u003ch4\u003eVálvula de Mariposa Wafer y Lug\u003c\/h4\u003e\n\u003cp\u003eLa válvula más utilizada en sistemas HVAC e hidráulicos de edificios por su relación costo-diámetro, su peso reducido y su baja caída de presión. Cuerpo en hierro dúctil con asiento de EPDM, adecuado para agua helada, agua caliente y agua potable. La versión \u003cstrong\u003etipo lug\u003c\/strong\u003e permite desmontar la tubería de un lado manteniendo el otro presurizado, ideal para aislamiento de equipos.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAplicaciones:\u003c\/strong\u003e Entradas y salidas de chillers, torres de enfriamiento, cabezales de bombeo, aislamiento de UMAs y ramales por piso\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperación:\u003c\/strong\u003e Palanca, operador de engranes o actuador eléctrico\/neumático\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eVálvula de Bola con Actuador Eléctrico\u003c\/h4\u003e\n\u003cp\u003eSolución compacta para control ON-OFF o modulante en diámetros pequeños y medianos. El actuador eléctrico se integra directamente al BMS y permite abrir, cerrar o regular el caudal hacia fan coils, intercambiadores y zonas del edificio.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAplicaciones:\u003c\/strong\u003e Control de zonas, fan coils, llenado automático de tanques, sectorización de agua por piso\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eVálvulas de Balanceo\u003c\/h4\u003e\n\u003cp\u003eGarantizan que cada equipo del circuito reciba el caudal de diseño. Sin balanceo, los equipos más cercanos a la bomba reciben exceso de agua y los más lejanos se quedan cortos, generando zonas con mal confort y bombas trabajando de más.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAplicaciones:\u003c\/strong\u003e Circuitos de agua helada y caliente, ramales de manejadoras y fan coils, puesta en marcha y comisionamiento de sistemas HVAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eVálvula Check\u003c\/h4\u003e\n\u003cp\u003eEvita el retorno del agua hacia la bomba cuando ésta se detiene, protegiendo el equipo contra giro inverso y golpe de ariete. Las versiones wafer de disco o doble placa ocupan poco espacio en cuartos de máquinas.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAplicaciones:\u003c\/strong\u003e Descarga de bombas, hidroneumáticos, sistemas de bombeo por etapas, líneas de llenado de tanques elevados\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eVálvulas de Control\u003c\/h4\u003e\n\u003cp\u003eRegulan con precisión caudal o temperatura en intercambiadores de calor, calderas y sistemas de agua caliente, respondiendo a la señal del controlador para mantener el punto de ajuste.\u003c\/p\u003e\n\n\u003ch4\u003eVálvulas de Compuerta y Solenoides\u003c\/h4\u003e\n\u003cp\u003eLa válvula de compuerta se utiliza para aislamiento en líneas de suministro y cisternas donde se requiere paso completo. Las válvulas solenoides permiten apertura y cierre automático rápido en riego, llenado y servicios auxiliares.\u003c\/p\u003e\n\n\u003ch3\u003eAutomatización de válvulas en edificios — integración con el BMS\u003c\/h3\u003e\n\u003cp\u003eLa automatización de válvulas es uno de los recursos más efectivos para reducir el consumo energético de un edificio. Con actuadores eléctricos ON-OFF o modulantes, el sistema de gestión del edificio puede cerrar circuitos en horarios sin ocupación, regular caudales según la demanda real y detectar fallas a distancia antes de que el usuario las note. En Cematic entregamos las válvulas ensambladas con su actuador, probadas y listas para instalar, lo que reduce tiempos de obra y riesgos de incompatibilidad en campo.\u003c\/p\u003e\n\n\u003ch3\u003eTipos de edificios que atendemos\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEdificios corporativos y torres de oficinas:\u003c\/strong\u003e Sistemas de agua helada, bombeo por piso y control de zonas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHospitales y clínicas:\u003c\/strong\u003e Climatización continua, agua caliente y sistemas de respaldo\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHoteles y desarrollos turísticos:\u003c\/strong\u003e Agua caliente sanitaria, HVAC de habitaciones y áreas comunes, riego\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCentros comerciales y tiendas de autoservicio:\u003c\/strong\u003e Grandes sistemas de enfriamiento y torres de enfriamiento\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesarrollos residenciales verticales:\u003c\/strong\u003e Hidroneumáticos, cisternas y distribución de agua por nivel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEscuelas, universidades y edificios públicos:\u003c\/strong\u003e Sistemas hidráulicos y de climatización de alta durabilidad\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNaves industriales y centros logísticos:\u003c\/strong\u003e Servicios de agua, enfriamiento y aire comprimido\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSi su proyecto incluye centros de datos o grandes sistemas de enfriamiento, consulte también nuestra sección de \u003ca href=\"\/en\/collections\/valvulas-hvac-enfriamiento-centros-datos\"\u003eVálvulas para HVAC y Centros de Datos\u003c\/a\u003e y de \u003ca href=\"\/en\/collections\/collections-valvulas-agua-potable-residuales\"\u003eVálvulas para Agua\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003e¿Por qué elegir Cematic para sus proyectos de edificación?\u003c\/h3\u003e\n\u003cp\u003eSuministramos válvulas manuales y automatizadas para obra nueva y mantenimiento de edificios en todo México. Apoyamos a ingenierías y contratistas en la selección del tipo de válvula, diámetro, material y actuador correcto según la especificación del proyecto, y entregamos con fichas técnicas para su integración al expediente de obra. Cotización técnica el mismo día hábil. Envíos a toda la república mexicana. Contáctenos por WhatsApp o a ventas@cematic.com.\u003c\/p\u003e","products":[{"product_id":"valvula-bola-wcb-brida-ansi-150","title":"Flange Ball Valve ANSI 150 Body Carbon Steel Mount ISO5211","description":"\u003ch2\u003eCarbon Steel WCB Ball Valve — ANSI 150 Flange, SS304 Ball, PTFE Seat\u003c\/h2\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003eWCB ball valve with ANSI 150 flange\u003c\/strong\u003e is the standard isolation component for industrial natural gas, LPG, steam, oil, and general process fluid lines where the mechanical strength of carbon steel is the primary criterion and body corrosion resistance is not required. The WCB body provides greater mechanical strength than cast iron and is compatible with direct welding to ASTM A106 pipes in the field — the standard for Oil \u0026amp; Gas, petrochemical, and industrial process installations in Mexico. The SS304 stainless steel ball and PTFE seats ensure tight, leak-free shutoff and chemical resistance of the fluid-contacting surfaces, while the WCB body keeps the cost significantly below the SS316 equivalent.\n\u003c\/p\u003e\n\n\u003ch3\u003eWCB vs. SS316 in flanged ball valves — when to choose each\u003c\/h3\u003e\n\u003cp\u003e\n  The decision between a WCB body and an SS316 body is the most frequent when specifying ANSI 150 flanged ball valves:\n\u003c\/p\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eSpecify WCB when:\u003c\/strong\u003e The fluid is natural gas, LPG, steam, oil, process oils, condensates, or process water without high chlorides. The WCB body does not contact the fluid in the open position — the SS304 ball and PTFE seats are the only exposed surfaces. For these fluids, the WCB body is sufficient and more economical.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eSpecify SS316 when:\u003c\/strong\u003e The fluid is seawater, solutions with high chlorides, dilute acids, or fluids where external body corrosion (due to environment or flange leaks) is a real risk. The SS316 body resists both external and internal corrosion.\n  \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction materials\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBody:\u003c\/strong\u003e Two-piece WCB carbon steel (ASTM A216 Gr. WCB) — high mechanical strength, excellent weldability with ASTM A106 pipes, significantly lower cost than SS316 in large diameters\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBall:\u003c\/strong\u003e SS304 stainless steel with mirror-polished finish, full port — the only metal component in direct contact with the fluid in the open position\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eStem:\u003c\/strong\u003e SS304 stainless steel with PTFE packing\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eSeats:\u003c\/strong\u003e Virgin PTFE — tight, leak-free shutoff in both directions. PTFE covers the chemical compatibility of most fluids that WCB handles: gas, steam, oil, and process water without high chlorides\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eConnection:\u003c\/strong\u003e ANSI 150 raised face (RF) flanges, ASME B16.5 drilling\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eHandle:\u003c\/strong\u003e Carbon steel or stainless steel depending on model\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eActuator mount:\u003c\/strong\u003e Integrated ISO 5211\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eType:\u003c\/strong\u003e Floating quarter-turn ball, full port\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBody design:\u003c\/strong\u003e Two-piece body\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBody material:\u003c\/strong\u003e WCB (ASTM A216 Gr. WCB)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBall:\u003c\/strong\u003e Polished SS304, full port\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eStem:\u003c\/strong\u003e SS304\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eSeats:\u003c\/strong\u003e Virgin PTFE — tight, leak-free shutoff in both directions\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eStem packing:\u003c\/strong\u003e PTFE\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eConnection:\u003c\/strong\u003e ANSI 150 RF flanges — face-to-face ASME B16.10\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eFlange drilling:\u003c\/strong\u003e ASME B16.5\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eNominal pressure:\u003c\/strong\u003e ANSI 150 — up to 19.6 bar (285 psi) at ambient temperature\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e -20 °C to +150 °C with standard PTFE seat\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eActuator mount:\u003c\/strong\u003e ISO 5211 — compatible with quarter-turn pneumatic and electric actuators\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eRecommended flange gasket:\u003c\/strong\u003e Spiral-wound WCB + graphite for steam and high temperature; virgin PTFE for aqueous fluids and gases at moderate temperature\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eFluid compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e✅ Natural gas, LPG, and dry industrial gases\u003c\/li\u003e\n\n  \u003cli\u003e✅ Crude oil, process oils, and hydrocarbon condensates\u003c\/li\u003e\n\n  \u003cli\u003e✅ Low and medium pressure steam up to 10 bar with graphite packing\u003c\/li\u003e\n\n  \u003cli\u003e✅ Industrial process water without high chlorides\u003c\/li\u003e\n\n  \u003cli\u003e✅ Mineral oils, hydraulic oils, and lubricants\u003c\/li\u003e\n\n  \u003cli\u003e✅ Boiler water and steam condensates\u003c\/li\u003e\n\n  \u003cli\u003e✅ Compressed air and pressurized industrial gases\u003c\/li\u003e\n\n  \u003cli\u003e⚠️ Water with chlorides \u0026gt;200 ppm: risk of corrosion in WCB body — prefer SS316 body\u003c\/li\u003e\n\n  \u003cli\u003e⚠️ Acidic or alkaline fluids: WCB body would corrode — use SS316 body or PFA anticorrosive lining\u003c\/li\u003e\n\n  \u003cli\u003e❌ Seawater, dilute acids, alkalis: use \u003ca href=\"\/en\/products\/valvula-bola-ss316-brida-ansi-150\"\u003eSS316 ANSI 150 ball valve →\u003c\/a\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eAutomation — ISO 5211 for pneumatic or electric actuator\u003c\/h3\u003e\n\u003cp\u003e\n  The integrated ISO 5211 mount allows direct mounting of quarter-turn actuators without adapters. For gas and steam services where automatic shutdown upon control system failure is a safety requirement, the single-acting normally closed (NC) pneumatic actuator is the standard configuration — the mechanical spring ensures shutoff without reliance on active electronic components.\n\u003c\/p\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eSingle-acting NC or double-acting pneumatic actuator:\u003c\/strong\u003e First choice when compressed air supply is available. \u003ca href=\"\/en\/collections\/valvulas-bola-con-actuador-neumatico\"\u003eSee ball valve assemblies with pneumatic actuator →\u003c\/a\u003e\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eON\/OFF or modulating electric actuator:\u003c\/strong\u003e For installations without compressed air supply or with Modbus integration to SCADA. \u003ca href=\"\/en\/collections\/valvulas-bola-con-actuador-electrico\"\u003eSee ball valve assemblies with electric actuator →\u003c\/a\u003e\n  \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eMain industries and applications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eOil \u0026amp; Gas — production and transportation:\u003c\/strong\u003e Isolation of crude oil, natural gas, and LPG lines in production facilities, collection manifolds, and transfer lines. The ANSI 150 flange integrates directly into existing installations without modifying piping infrastructure.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eNatural gas and LPG — industrial distribution:\u003c\/strong\u003e Isolation valves in natural gas distribution networks and regulating and metering stations (ERM). The WCB body with SS304 ball and PTFE seat is the standard specification for these installations in Mexico.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003ePower generation — steam and process fluids:\u003c\/strong\u003e Isolation of low and medium pressure steam lines, boiler water, and process fluids in generation, cogeneration, and combined cycle plants. WCB supports the pressure and temperature range of standard process steam.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eRefining and petrochemical:\u003c\/strong\u003e Isolation of liquid hydrocarbon lines, process gases, and utility fluids in refineries and petrochemical plants where piping classes specify WCB ANSI 150 as the standard material and rating for these services.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eWater treatment — process reagents:\u003c\/strong\u003e Isolation of non-corrosive reagent dosing lines, process water distribution, and general plant services where WCB is sufficient and the cost of SS316 is not justified.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eManufacturing industry — plant services:\u003c\/strong\u003e Control of heating steam, process water, thermal oil, and compressed air in general manufacturing facilities. WCB with ANSI 150 covers the most frequent service pressures in Mexican production plants.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eMining:\u003c\/strong\u003e Isolation of process water lines, non-corrosive flotation reagents, and plant services in mining facilities. The WCB body offers the mechanical strength necessary for operating conditions in these plants.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003ePulp and paper:\u003c\/strong\u003e Isolation of steam lines, process water, and non-corrosive fluids in paper processing plants. For corrosive process fluids such as black liquor, sulfuric acid, or sodium chloride, specify SS316 body or special materials.\n  \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\n  For the full range of flanged WCB ball valves, see \u003ca href=\"\/en\/collections\/valvulas-bola-acero-carbono\"\u003ecarbon steel ball valves category →\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Data Sheet for ANSI 150 Flanged Carbon Steel Body Ball Valve Cematic brand\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-bola-brida-ansi-150-wcb-iso5211-pbfc.pdf?v=1745511227\" target=\"_blank\"\u003e\u003cspan style=\"color: #c61414;\"\u003e\u003cstrong\u003eData Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"1\"","offer_id":52089166266681,"sku":"PBFC06","price":1645.37,"currency_code":"MXN","in_stock":true},{"title":"1 1\/2\"","offer_id":41266571346100,"sku":"PBFC08","price":2868.62,"currency_code":"MXN","in_stock":true},{"title":"2\"","offer_id":41266532712628,"sku":"PBFC10","price":3938.29,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":50546040504633,"sku":"PBFC12","price":6078.53,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":50546040537401,"sku":"PBFC14","price":8586.1,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":50546040570169,"sku":"PBFC18","price":11581.36,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":50818636022073,"sku":"PBFC24","price":26402.27,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":53947987525945,"sku":"PBFC26","price":47783.1,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-bola-acero-carbono-brida-rf-ansi-150-con-manija.jpg?v=1755097871"},{"product_id":"valvula-compuerta-brida-ansi-150","title":"ANSI 150 Flanged Gate Valve | GGG50 Iron | EPDM Seal","description":"\u003ch1\u003eANSI 150 Flanged Gate Valve — GGG50 Iron, EPDM Seal\u003c\/h1\u003e\n\u003cp\u003eCematic's \u003cstrong\u003eANSI 150 flanged gate valve\u003c\/strong\u003e controls and regulates the flow of non-aggressive liquids in industrial and municipal piping systems. Thanks to its \u003cstrong\u003eGGG50 cast iron body\u003c\/strong\u003e, it offers superior mechanical strength compared to conventional gray iron.\u003c\/p\u003e\n\u003cp\u003eTherefore, it is the benchmark solution in potable water, irrigation, and sanitation systems where long-term durability is required.\u003c\/p\u003e\n\u003cp\u003eRegarding its sealing, the \u003cstrong\u003eresilient EPDM seal\u003c\/strong\u003e ensures reliable watertightness in a temperature range of -10 °C to 110 °C. For this reason, it covers most municipal and industrial services with aqueous fluids.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the \u003cstrong\u003enon-rising stem\u003c\/strong\u003e reduces the space required for operation, making it suitable for valve chambers and confined spaces.\u003c\/p\u003e\n\u003cp\u003eMoreover, the \u003cstrong\u003eANSI B16.1 Class 150 flanges\u003c\/strong\u003e facilitate installation in existing systems with standard connections. Thus, no intermediate adapters are required in networks with ANSI pipes. As a result, commissioning is quick and straightforward.\u003c\/p\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECTION 2 — GGG50 VS GRAY IRON\n     ═══════════════════════════════════════════ --\u0026gt;\n\u003ch2\u003eGGG50 Iron vs. Gray Iron — Why Material Matters\u003c\/h2\u003e\n\u003cp\u003eThe body material is the factor that defines the valve's service life in continuous operation. Therefore, it is important to understand the difference between GGG50 and conventional gray iron before selecting:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGreater impact resistance:\u003c\/strong\u003e Since GGG50 is ductile iron with spheroidal graphite, it absorbs shocks and impacts without fracturing. Therefore, it is significantly more resistant than gray iron in conditions of water hammer or installation in settling ground.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLower risk of brittle fracture:\u003c\/strong\u003e Also, unlike gray iron, GGG50 deforms before fracturing. This offers greater safety in systems with transient overpressures or mechanical vibrations.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBetter strength-to-weight ratio:\u003c\/strong\u003e Additionally, GGG50 allows for thinner walls with the same strength as gray iron. Therefore, the assembly is lighter and easier to handle in large diameters.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLonger service life:\u003c\/strong\u003e Likewise, its superior resistance to mechanical fatigue extends the interval between replacements. Consequently, it reduces the total cost of ownership in long-term installations such as municipal networks and treatment plants.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECTION 3 — TECHNICAL SPECIFICATIONS\n     ═══════════════════════════════════════════ --\u0026gt;\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eParameter\u003c\/th\u003e\n\n\u003cth\u003eValue\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eValve type\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eGate valve — linear obturator\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eBody material\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eDuctile cast iron GGG50\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eSeal and seat\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eResilient EPDM\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eDesign\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eAWWA C515-09\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eFace-to-face\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eANSI B16.10\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eFlange standard\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eANSI B16.1 Class 150\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eStem\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eNon-rising\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eManual with handwheel or gear operator\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eMaximum working pressure\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e250 psi\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eWorking temperature\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003e-10 °C to +110 °C\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eCompatible fluids\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003ePotable water, process water, wastewater, non-aggressive aqueous fluids\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECTION 4 — NON-RISING STEM\n     ═══════════════════════════════════════════ --\u0026gt;\n\u003ch2\u003eNon-Rising Stem — Advantage in Underground Installations\u003c\/h2\u003e\n\u003cp\u003eThe non-rising stem design is the standard in gate valves for buried networks and valve chambers. Because of this, it offers concrete advantages over the rising stem in certain installations:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLess space required:\u003c\/strong\u003e Since the stem does not rise when the valve opens, it can be installed in chambers of reduced height. Therefore, it is the standard design in gate valves for underground potable water and sanitation networks.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eStem protection:\u003c\/strong\u003e Also, by not being exposed to the outside, the stem does not rust or get contaminated during operation. This extends the service life of the operating mechanism in humid and buried environments.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePosition indicator by turns:\u003c\/strong\u003e Likewise, the gate position is determined by the number of turns of the handwheel. Consequently, the operator knows if the valve is open or closed by counting the turns from the stop.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECTION 5 — APPLICATIONS\n     ═══════════════════════════════════════════ --\u0026gt;\n\u003ch2\u003eApplications of the ANSI 150 Flanged Gate Valve\u003c\/h2\u003e\n\u003cp\u003eThanks to its GGG50 construction, resilient EPDM seal, and design conforming to AWWA C515-09, this valve is regularly specified in water infrastructure and industrial projects. In particular, it stands out where reliable isolation of aqueous fluids at moderate pressure is required:\u003c\/p\u003e\n\u003ch3\u003eWater Infrastructure and Sanitation\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePotable water systems:\u003c\/strong\u003e Since the EPDM seal does not release contaminants into the water, it is the standard specification in municipal potable water distribution networks. Therefore, it complies with sanitary requirements for contact with water for human consumption.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAgricultural irrigation networks:\u003c\/strong\u003e Also, its tight seal prevents water loss in technified irrigation systems. This reduces waste in large-scale installations with multiple control points.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSewerage and drainage systems:\u003c\/strong\u003e Additionally, the GGG50 body withstands the aggressive conditions of the sewerage environment without fracturing. For this reason, it is the benchmark gate valve in municipal and stormwater drainage networks.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eIndustry and Water Treatment\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePotable and wastewater treatment plants:\u003c\/strong\u003e Since the EPDM seal resists the chemicals used in potabilization, it operates without degradation in chlorine, coagulant, and flocculant lines. Therefore, it is the most widely used isolation valve in medium and large-scale treatment plants.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eIndustrial heating and cooling systems:\u003c\/strong\u003e On the other hand, the EPDM seal resists hot water up to 110 °C without loss of watertightness. It also operates reliably in closed heating water and chilled water circuits.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMining and process facilities:\u003c\/strong\u003e Finally, the mechanical resistance of GGG50 ensures durability in environments with vibrations and demanding installation conditions. Similarly, the design conforming to AWWA C515-09 facilitates its specification in projects with strict regulatory requirements.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECTION 6 — TECHNICAL DATA SHEET\n     ═══════════════════════════════════════════ --\u0026gt;\n\u003ch2\u003eTechnical Documentation\u003c\/h2\u003e\n\u003cp\u003eTo begin selection, download the technical data sheet with dimensions, test pressures, and installation details. If you also need to validate compatibility with your system or compare with other gate valve variants, our team can advise you free of charge.\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Ficha Técnica Válvula de Compuerta Brida ANSI 150 GGG50 EPDM – Cematic\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-compuerta-brida-ansi-150-pmca.pdf?v=1756832804\" target=\"_blank\"\u003e\u003cspan style=\"color: #b91717;\"\u003e\u003cstrong\u003eTechnical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":41287521534132,"sku":"PMCA0108","price":3111.12,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":41287521566900,"sku":"PMCA0110","price":4137.68,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":41287521599668,"sku":"PMCA0112","price":4704.39,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":41287521632436,"sku":"PMCA0114","price":6684.77,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":44032646250809,"sku":"PMCA0116","price":9676.43,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":44032646283577,"sku":"PMCA0118","price":11593.93,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":44032646316345,"sku":"PMCA0120","price":18303.85,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":44032646349113,"sku":"PMCA0122","price":28747.28,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/valvula-de-compuerta-ansi-150-asiento-epdm.jpg?v=1775667999"},{"product_id":"valvula-mariposa-lug-ansi-150-hierro-ductil-epdm","title":"ANSI 150 Lug Type Butterfly Valve","description":"\u003ch2\u003eLug Type Butterfly Valve ANSI 150 — Ductile Iron Body, SS304 Disc, EPDM Seat\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eLug type butterfly valve ANSI 150\u003c\/strong\u003e is the threaded lug version of the iron butterfly valve — the correct specification when the installation requires \u003cstrong\u003edead-end service\u003c\/strong\u003e or the ability to disconnect one side of the pipe without losing pressure on the other. Unlike the wafer butterfly valve, which needs both flanges to stay in position, the Lug butterfly valve has threaded holes in the body that allow it to be bolted directly to each flange independently. The \u003cstrong\u003eductile iron\u003c\/strong\u003e body — mechanically stronger than conventional gray iron — provides greater impact resistance and ductility. The \u003cstrong\u003eSS304\u003c\/strong\u003e disc and \u003cstrong\u003eEPDM\u003c\/strong\u003e seat cover potable water, process water, HVAC, and general industrial services fluids up to 110 °C.\u003c\/p\u003e\n\u003ch3\u003eLug vs. Wafer Type — the difference that determines when to use each\u003c\/h3\u003e\n\u003cp\u003eThis is the most frequent question when specifying an iron butterfly valve. The answer depends on whether the process requires dead-end service:\u003c\/p\u003e\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eCriterion\u003c\/th\u003e\n\n\u003cth\u003eLug Butterfly Valve ← This product\u003c\/th\u003e\n\n\u003cth\u003eWafer Butterfly Valve\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBody holes\u003c\/td\u003e\n\n\u003ctd\u003e✅ Threaded — bolts directly to each flange\u003c\/td\u003e\n\n\u003ctd\u003eThrough-holes — requires bolts that pass through both flanges\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDead-end service\u003c\/td\u003e\n\n\u003ctd\u003e✅ Yes — can withstand pressure with only one flange connected\u003c\/td\u003e\n\n\u003ctd\u003e❌ No — requires both flanges to withstand pressure\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDisconnection of one side without emptying the system\u003c\/td\u003e\n\n\u003ctd\u003e✅ Yes — remove bolts from downstream flange, upstream remains pressurized\u003c\/td\u003e\n\n\u003ctd\u003e❌ No — valve becomes loose when bolts are removed\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eIsolation of downstream equipment\u003c\/td\u003e\n\n\u003ctd\u003e✅ First choice — close valve, remove downstream flange, service equipment\u003c\/td\u003e\n\n\u003ctd\u003eRequires additional valve or emptying the entire line\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eValve replacement\u003c\/td\u003e\n\n\u003ctd\u003e✅ Without emptying the upstream line — just close and remove the downstream flange\u003c\/td\u003e\n\n\u003ctd\u003eRequires closing and emptying both sides\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eEnd-of-line\u003c\/td\u003e\n\n\u003ctd\u003e✅ Suitable — withstands pressure with only the upstream flange\u003c\/td\u003e\n\n\u003ctd\u003e❌ Not suitable — without downstream flange, the valve is not secured\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRelative cost\u003c\/td\u003e\n\n\u003ctd\u003eHigher — more complex body with threaded holes\u003c\/td\u003e\n\n\u003ctd\u003e✅ Lower — no threaded holes\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eAxial space\u003c\/td\u003e\n\n\u003ctd\u003eSame as wafer — same face-to-face\u003c\/td\u003e\n\n\u003ctd\u003e✅ Same axial space\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eDuctile iron vs. gray iron — why it matters in Lug applications\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eductile iron\u003c\/strong\u003e (GGG40 or similar) body has superior mechanical properties to the gray iron GG25 of standard wafer butterfly valves:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHigher tensile strength:\u003c\/strong\u003e Ductile iron has a tensile strength of 400–500 MPa vs. 200–250 MPa for gray iron — greater structural resistance to withstand the stresses of threaded holes when only one flange is connected in dead-end service.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGreater ductility:\u003c\/strong\u003e Ductile iron does not fail in a brittle manner like gray iron when subjected to impacts or overloads — it absorbs impact energy by deforming slightly before fracturing. In industrial installations where the valve may receive impacts from tools or equipment, this ductility provides greater safety.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHigher fatigue resistance:\u003c\/strong\u003e The threaded holes of the Lug body are stress concentrators. Ductile iron better withstands pressure loading and unloading cycles at these points — preventing the initiation of fatigue cracks that could occur in gray iron.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eConstruction Materials\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eComponent\u003c\/th\u003e\n\n\u003cth\u003eMaterial\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBody\u003c\/td\u003e\n\n\u003ctd\u003eDuctile Iron — higher mechanical strength than gray iron\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDisc\u003c\/td\u003e\n\n\u003ctd\u003eStainless Steel SS304\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSeat\u003c\/td\u003e\n\n\u003ctd\u003eEPDM\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eActuator mounting pad\u003c\/td\u003e\n\n\u003ctd\u003eISO 5211\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eType:\u003c\/strong\u003e Lug type butterfly valve — threaded holes for dead-end service\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eActuator mounting pad:\u003c\/strong\u003e ISO 5211\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eConnection:\u003c\/strong\u003e ANSI 150 Flanges\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBody material:\u003c\/strong\u003e Ductile iron\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDisc:\u003c\/strong\u003e Stainless steel SS304\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSeat:\u003c\/strong\u003e EPDM\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWorking pressure:\u003c\/strong\u003e 230 psi (PN16) at ambient temperature\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWorking temperature:\u003c\/strong\u003e -20 °C to +110 °C\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePneumatic actuator:\u003c\/strong\u003e Single or double acting\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eElectric actuator:\u003c\/strong\u003e ON\/OFF or modulating\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eFluid compatibility — ductile iron + SS304 + EPDM\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e✅ Potable water and municipal water\u003c\/li\u003e\n\n\u003cli\u003e✅ Clean industrial process water\u003c\/li\u003e\n\n\u003cli\u003e✅ HVAC water — chilled water and hot water up to 110 °C\u003c\/li\u003e\n\n\u003cli\u003e✅ Chlorinated water up to 5 ppm\u003c\/li\u003e\n\n\u003cli\u003e✅ Wastewater with fine non-corrosive solids\u003c\/li\u003e\n\n\u003cli\u003e✅ Compressed air and non-corrosive gases\u003c\/li\u003e\n\n\u003cli\u003e✅ Agricultural irrigation water\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Water with high chlorides: SS304 disc may suffer pitting — use SS316 disc\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Temperature above 110 °C: EPDM deteriorates — use Viton seat\u003c\/li\u003e\n\n\u003cli\u003e❌ Hydrocarbons: EPDM not compatible — use NBR or Viton seat\u003c\/li\u003e\n\n\u003cli\u003e❌ Aggressive acids and alkalis: ductile iron body not resistant — use SS316\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eAutomation — ISO 5211\u003c\/h3\u003e\n\u003cp\u003eThe ISO 5211 mounting pad allows the Lug butterfly valve to be automated with the same pneumatic and electric actuators as the wafer version. The Lug type does not affect actuator selection — the operating torque is identical to that of the wafer butterfly valve of the same diameter and seat.\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSingle-acting NC pneumatic actuator:\u003c\/strong\u003e For installations where automatic safety shutdown in case of air failure is required — process water, fire protection systems, and general industrial services. NC ensures shutdown without reliance on the control signal. \u003ca href=\"\/en\/collections\/valvulas-mariposa-con-actuador-neumatico\"\u003eSee butterfly valves with pneumatic actuator →\u003c\/a\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eON\/OFF or modulating electric actuator:\u003c\/strong\u003e For installations without a compressed air network or with control from BMS or PLC. \u003ca href=\"\/en\/collections\/valvulas-mariposa-con-actuador-electrico\"\u003eSee butterfly valves with electric actuator →\u003c\/a\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eMain Applications — when Lug is mandatory\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eEquipment isolation in water distribution systems:\u003c\/strong\u003e The most frequent application of the Lug butterfly valve in Mexico. In water treatment plants, municipal distribution systems, and industrial networks, the Lug butterfly valve allows a downstream pump, filter, or equipment to be isolated for maintenance without needing to shut down and empty the entire upstream line — reducing downtime and impact on service.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eEnd-of-line in distribution:\u003c\/strong\u003e At points where the pipeline ends — outlet of a manifold, connection to equipment without a return flange — the Lug butterfly valve withstands pressure with only the upstream flange connected. A wafer butterfly valve at this point would be unsecured on the opposite side and could not be used.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHVAC — water distribution systems in buildings:\u003c\/strong\u003e Isolation of chilled water and hot water circuits in HVAC systems for hospitals, hotels, and commercial buildings where each zone or equipment must be able to be isolated independently for maintenance without affecting the rest of the system. The Lug butterfly valve in each branch allows this operation.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePotable water treatment plants:\u003c\/strong\u003e Isolation of filters, clarifiers, chlorinators, and treatment equipment where maintenance must be able to be performed with the upstream system in operation. Ductile iron resists treated water with residual chlorine, and EPDM is the standard seat for potable water.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFire protection systems:\u003c\/strong\u003e Isolation valves for sections in fire water networks where the applicable standard requires the ability to isolate a section of the network without affecting the rest — the Lug butterfly valve provides this capability without additional valves.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGeneral industry — scheduled maintenance points:\u003c\/strong\u003e In any industrial installation where equipment maintenance is planned and sections of pipe need to be isolated independently without a general plant shutdown, the Lug butterfly valve at key points in the distribution network is the correct specification.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eFor the wafer version without dead-end service and lower cost, see \u003ca href=\"\/en\/products\/valvula-mariposa-wafer-hierro-disco-ss316\"\u003ewafer iron butterfly valve with SS316 disc →\u003c\/a\u003e\u003cbr\u003eFor the Lug version in stainless steel for corrosive fluids, see \u003ca href=\"\/en\/collections\/valvulas-mariposa-acero-inoxidable\"\u003estainless steel butterfly valve →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_Mariposa_Lug_ANSI_150_Dis_co_SS304_Asiento_EPDM_-_PLAH01.pdf?v=1720545498\" title=\"Ficha Técnica Valvula Mariposa LUG ANSI\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eLug ANSI Technical Data Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":41287668334772,"sku":"PLAH0110","price":1385.81,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":41287668367540,"sku":"PLAH0112","price":1614.83,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":41287668400308,"sku":"PLAH0114","price":1805.24,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":41287668433076,"sku":"PLAH0118","price":2592.9,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":41287668465844,"sku":"PLAH0120","price":3164.1,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":41287668498612,"sku":"PLAH0122","price":4558.0,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":41287668531380,"sku":"PLAH0126","price":7493.08,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":41287668564148,"sku":"PLAH0130","price":11734.04,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/PLAHB.jpg?v=1755097805"},{"product_id":"valvula-mariposa-wafer-wcb-disco-ss304-asiento-epdm-ptfe","title":"Wafer Butterfly Valve Teflon Coated EPDM Seat","description":"\u003ch2\u003eWafer Butterfly Valve — WCB Body, SS304 Disc and PTFE Coated EPDM Seat\u003c\/h2\u003e\n\u003cp\u003eThis wafer butterfly valve combines three materials selected to offer moderate chemical resistance at the lowest possible cost: WCB carbon steel body internally protected by the seat, CF8 disc (cast equivalent of 304 stainless steel), and a \u003cstrong\u003ePTFE coated EPDM seat\u003c\/strong\u003e — a hybrid seat featuring a PTFE fluoropolymer layer as the only surface in contact with the fluid, over an EPDM core that provides the elasticity necessary for a durable, tight seal.\u003c\/p\u003e\n\u003cp\u003eIt is the right choice when greater chemical resistance is required than the standard cast iron butterfly valve with EPDM seat, but the budget does not justify the higher-cost SS316L body. The PTFE-coated EPDM seat protects the EPDM from direct contact with the fluid — significantly extending the seat's lifespan in fluids that would degrade pure EPDM.\u003c\/p\u003e\n\u003ch3\u003eConstruction Materials\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBody:\u003c\/strong\u003e WCB Carbon Steel — high mechanical strength support structure and lower cost than SS316\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDisc:\u003c\/strong\u003e CF8 (ASTM A351 Gr. CF8) — cast equivalent of 304 stainless steel. Higher corrosion resistance than the cast iron body; more economical than the SS316 disc in other variants\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSeat:\u003c\/strong\u003e PTFE coated EPDM — elastomeric core for resilience and elastic recovery + outer PTFE layer in contact with the fluid for chemical resistance\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eShaft \/ Stem:\u003c\/strong\u003e SS316 Stainless Steel with PTFE retainers\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eSS304 vs. SS316 in the Disc — Justified Cost Difference\u003c\/h3\u003e\n\u003cp\u003eThe CF8 disc (cast equivalent to SS304) has a lower molybdenum content than SS316 — which means lower resistance to chloride pitting compared to SS316. However, in this valve, the disc is in contact with the fluid only in the open position, and the PTFE-coated EPDM seat is the primary chemical barrier in the closed position. For most moderately corrosive aqueous fluids where this valve applies, the CF8 disc offers sufficient resistance at a significantly lower cost than SS316.\u003c\/p\u003e\n\u003cp\u003eFor fluids with high chlorides (seawater, brines) or higher concentration acids where the CF8 disc might suffer pitting in continuous service, specify the variant with SS316L body and SS316L disc.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e Wafer — between DIN PN10\/16 or ANSI 150 flanges\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eNominal Pressure:\u003c\/strong\u003e PN16\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -20 °C to +130 °C (limited by the EPDM core of the seat)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAvailable Diameters:\u003c\/strong\u003e DN50 (2\") to DN600 (24\")\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDesign Standard:\u003c\/strong\u003e EN 593\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eActuator Interface:\u003c\/strong\u003e ISO 5211\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Fluids\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e✅ Industrial process water with pH 4–10\u003c\/li\u003e\n\n\u003cli\u003e✅ Water with moderate chlorides up to 500 ppm (verify with CF8 disc)\u003c\/li\u003e\n\n\u003cli\u003e✅ Sulfuric acid H₂SO₄ up to 20%\u003c\/li\u003e\n\n\u003cli\u003e✅ Hydrochloric acid HCl up to 15%\u003c\/li\u003e\n\n\u003cli\u003e✅ NaOH up to 20%\u003c\/li\u003e\n\n\u003cli\u003e✅ Sodium hypochlorite NaClO up to 10%\u003c\/li\u003e\n\n\u003cli\u003e✅ Acetic acid up to 50%\u003c\/li\u003e\n\n\u003cli\u003e✅ Chlorinated water up to 5 ppm\u003c\/li\u003e\n\n\u003cli\u003e✅ Wastewater with moderate chemical content\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Seawater and chlorides \u0026gt;500 ppm: CF8 disc may pit — prefer variant with SS316 disc\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Oils and fuels: outer PTFE is compatible but the EPDM core may be affected — use NBR or Viton seat\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Maximum temperature 130 °C — EPDM core limits temperature\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003ePositioning within the range of EPDM\/PTFE Seated Butterfly Valves\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eProduct\u003c\/th\u003e\n\n\u003cth\u003eBody\u003c\/th\u003e\n\n\u003cth\u003eDisc\u003c\/th\u003e\n\n\u003cth\u003eRelative Cost\u003c\/th\u003e\n\n\u003cth\u003eBest for\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cstrong\u003eWCB + CF8 + EPDM\/PTFE ← This one\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd\u003eWCB\u003c\/td\u003e\n\n\u003ctd\u003eCF8 (cast SS304)\u003c\/td\u003e\n\n\u003ctd\u003e✅ Lower\u003c\/td\u003e\n\n\u003ctd\u003eModerate chemistry with a tight budget — fluids without high chlorides\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSS316L + SS316L + EPDM\/PTFE\u003c\/td\u003e\n\n\u003ctd\u003eSS316L\u003c\/td\u003e\n\n\u003ctd\u003eSS316L\u003c\/td\u003e\n\n\u003ctd\u003eHigher\u003c\/td\u003e\n\n\u003ctd\u003eModerate chemistry + higher chloride resistance — seawater, brines\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eAvailable Actuation Versions\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eManual with lever:\u003c\/strong\u003e DN50 to DN200\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eManual with gear reducer:\u003c\/strong\u003e DN200 to DN600\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWith pneumatic actuator:\u003c\/strong\u003e Single acting NC or NO, double acting. ISO 5211 + NAMUR.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWith electric actuator:\u003c\/strong\u003e 24 VDC, 110 VAC, 220 VAC. ON\/OFF or modulating 4–20 mA.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eFor the complete range of SS316 butterfly valves, see \u003ca href=\"\/en\/collections\/valvulas-mariposa-acero-inoxidable\"\u003estainless steel butterfly valve category →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #b21f1f;\"\u003e\u003ca style=\"color: #b21f1f;\" rel=\"noopener\" title=\"Technical Data Sheet Wafer Butterfly Valve EPDM Seat Coated with Teflon Cematic\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-mariposa-disco-SS304-asiento-epdm-cubierto-de-teflon-ficha-tecnica-pmhb21.pdf.pdf?v=1743449975\" target=\"_blank\"\u003e\u003cstrong\u003eTechnical Data Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #b21f1f;\"\u003e\u003ca style=\"color: #b21f1f;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/wafer-butterfly-valve-ss304-disc-ptfe-coated-epdm-seat-pmhb21.pdf?v=1772646010\" title=\"Wafer Butterfly Valve SS304 Disc PTFE Coated EPDM Seat Data sheet Cematic\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eData Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":41251407200436,"sku":"PMHB2110","price":1675.01,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":41251407233204,"sku":"PMHB2114","price":2065.69,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":41251407265972,"sku":"PMHB2118","price":2697.98,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":41251407298740,"sku":"PMHB2120","price":3350.02,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":41251407331508,"sku":"PMHB2122","price":4093.67,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":44336565354809,"sku":"PMHB2126","price":8207.09,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":44336565387577,"sku":"PMHB2130","price":10694.91,"currency_code":"MXN","in_stock":true},{"title":"12\"","offer_id":51168855294265,"sku":"PMBH0134","price":0.0,"currency_code":"MXN","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-wcb-disco-ss304-asiento-recubierto-ptfe_63bb20f4-a7f8-479e-9780-ba15093afd6c.jpg?v=1763050433"},{"product_id":"valvula-mariposa-wafer-wcb-disco-ss304-recubierto-ptfe","title":"Wafer Butterfly Valve Seat and Disc SS304 + Teflon","description":"\u003ch2\u003eWafer Butterfly Valve — WCB Body, PTFE Coated SS304 Disc and PTFE Coated EPDM Seat\u003c\/h2\u003e\n\n\u003cp\u003e\n  This wafer butterfly valve is the most chemically protected variant within the WCB family with an EPDM\/PTFE seat. Both the seat and the disc are PTFE coated — the fluid \u003cstrong\u003edoes not come into contact with any metallic surface\u003c\/strong\u003e in any open or closed position. The WCB body is protected by the EPDM\/PTFE seat, and the SS304 disc is protected by its PTFE coating over its entire surface exposed to the fluid in the open position.\n\u003c\/p\u003e\n\u003cp\u003e\n  Compared to the variant with an uncoated SS304 disc, this product is the correct choice when the fluid is aggressive enough to attack the SS304 of the disc in continuous service — fluids with moderate-to-high chlorides, mild oxidizers, or acids in concentrations that would damage 304 stainless steel over time — without needing the higher cost of an SS316L body.\n\u003c\/p\u003e\n\n\u003ch3\u003eConstruction Materials\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBody:\u003c\/strong\u003e Carbon steel WCB — mechanical support structure with no fluid contact\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eDisc:\u003c\/strong\u003e SS304 Stainless steel with \u003cstrong\u003ePTFE coating over its entire surface\u003c\/strong\u003e — the disc metal has no contact with the fluid in any position\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eSeat:\u003c\/strong\u003e PTFE coated EPDM — elastomeric core for resilience and sealing + outer PTFE layer in contact with the fluid\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eShaft \/ Stem:\u003c\/strong\u003e SS316 Stainless steel with PTFE retainers\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e Wafer — between DIN PN10\/16 or ANSI 150 flanges\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eNominal Pressure:\u003c\/strong\u003e PN16\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -20 °C to +130 °C (limited by the EPDM core of the seat)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eAvailable Diameters:\u003c\/strong\u003e DN50 (2\") to DN600 (24\")\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eDesign Standard:\u003c\/strong\u003e EN 593\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eActuator Interface:\u003c\/strong\u003e ISO 5211\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Fluids\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e✅ Water with moderate chlorides up to 1,000 ppm — the PTFE coating protects the SS304 disc\u003c\/li\u003e\n\n  \u003cli\u003e✅ Sulfuric acid H₂SO₄ up to 25%\u003c\/li\u003e\n\n  \u003cli\u003e✅ Hydrochloric acid HCl up to 20%\u003c\/li\u003e\n\n  \u003cli\u003e✅ Nitric acid HNO₃ up to 25%\u003c\/li\u003e\n\n  \u003cli\u003e✅ Acetic acid up to 60%\u003c\/li\u003e\n\n  \u003cli\u003e✅ NaOH up to 30%\u003c\/li\u003e\n\n  \u003cli\u003e✅ Sodium hypochlorite NaClO up to 12%\u003c\/li\u003e\n\n  \u003cli\u003e✅ Wastewater with moderate chemical content\u003c\/li\u003e\n\n  \u003cli\u003e✅ Fluids where contamination by metallic ions from the disc is unacceptable\u003c\/li\u003e\n\n  \u003cli\u003e⚠️ Maximum temperature 130 °C — the EPDM core limits the temperature despite the PTFE coating on the disc\u003c\/li\u003e\n\n  \u003cli\u003e⚠️ Oils and fuels: PTFE is compatible but the EPDM core may be affected — use NBR or Viton seat\u003c\/li\u003e\n\n  \u003cli\u003e⚠️ HF, H₂SO₄ \u0026gt;70%, concentrated ClO₂: use \u003ca href=\"\/en\/collections\/valvulas-de-bola-anticorrosivas-interiores-de-pfa\"\u003ePFA anti-corrosive valve →\u003c\/a\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eFull Comparison — WCB family with PTFE coated EPDM seat\u003c\/h3\u003e\n\u003ctable\u003e\n\n  \u003cthead\u003e\n\n    \u003ctr\u003e\n\n      \u003cth\u003eVariant\u003c\/th\u003e\n\n      \u003cth\u003eDisc\u003c\/th\u003e\n\n      \u003cth\u003eMetal-Fluid Contact\u003c\/th\u003e\n\n      \u003cth\u003eRelative Cost\u003c\/th\u003e\n\n      \u003cth\u003eBest for\u003c\/th\u003e\n\n    \u003c\/tr\u003e\n\n  \u003c\/thead\u003e\n\n  \u003ctbody\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eWCB + SS304 + EPDM\/PTFE\u003c\/td\u003e\n\n      \u003ctd\u003eUncoated SS304\u003c\/td\u003e\n\n      \u003ctd\u003e⚠️ SS304 Disc exposed in open position\u003c\/td\u003e\n\n      \u003ctd\u003e✅ Lower\u003c\/td\u003e\n\n      \u003ctd\u003eModerate chemistry without high chlorides — SS304 disc sufficient\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003e\u003cstrong\u003eWCB + PTFE Coated SS304 + EPDM\/PTFE ← This\u003c\/strong\u003e\u003c\/td\u003e\n\n      \u003ctd\u003e\u003cstrong\u003ePTFE Coated SS304\u003c\/strong\u003e\u003c\/td\u003e\n\n      \u003ctd\u003e\u003cstrong\u003e✅ Zero — only PTFE touches the fluid\u003c\/strong\u003e\u003c\/td\u003e\n\n      \u003ctd\u003eMedium\u003c\/td\u003e\n\n      \u003ctd\u003e\u003cstrong\u003eFluids that attack SS304 disc — moderate chlorides, mild oxidizers, zero metallic contamination\u003c\/strong\u003e\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n  \u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch3\u003eAvailable Operation Versions\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eManual with lever:\u003c\/strong\u003e DN50 to DN200\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eManual with gear reducer:\u003c\/strong\u003e DN200 to DN600\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eWith pneumatic actuator:\u003c\/strong\u003e Single acting NC or NO, double acting. ISO 5211 + NAMUR.\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eWith electric actuator:\u003c\/strong\u003e 24 VDC, 110 VAC, 220 VAC. ON\/OFF or 4–20 mA modulating.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\n  For the complete range of anti-corrosive valves, see \u003ca href=\"\/en\/collections\/valvulas-mariposa-anticorrosiva\"\u003eanti-corrosive butterfly valve category →\u003c\/a\u003e\n\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #b21f1f;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-mariposa-disco-teflon-asiento-epdm-cubierto-de-teflon-ficha-tecnica-pmhb31.pdf.pdf?v=1743449934\" title=\"Ficha Técnica Válvula Mariposa Hierro Disco Teflon Asiento EPDM+Teflon Cematic\" rel=\"noopener\" style=\"color: #b21f1f;\" target=\"_blank\"\u003e\u003cstrong\u003eTechnical Data Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #b21f1f;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/wafer-butterfly-valve-ptfe-disc-ptfe-coated-epdm-seat-pmhb31.pdf?v=1772646009\" title=\"Wafer Butterfly Valve PTFE Coated EPDM Seat and Disc Data sheet Cematic\" rel=\"noopener\" style=\"color: #b21f1f;\" target=\"_blank\"\u003e\u003cstrong\u003eData Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":45597100278073,"sku":"PMHB3110","price":5449.84,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":41253994528948,"sku":"PMHB3114","price":5115.74,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":41253994561716,"sku":"PMHB3118","price":7634.09,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":41253994594484,"sku":"PMHB3120","price":9583.03,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":45597100310841,"sku":"PMHB3122","price":12974.36,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-hierro-disco-ptfe-asiento-recubierto_be8dbb70-d1e1-485f-994d-21dc4b45d5d4.jpg?v=1762902471"},{"product_id":"valvula-mariposa-wafer-disco-ss316-asiento-viton-serie-200","title":"VITON Series 200 Seat Wafer Butterfly Valve","description":"\u003ch2\u003eSeries 200 Wafer Butterfly Valve — GG25 Body, CF8M SS316 Disc, Replaceable Viton Seat, up to 200 °C\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSeries 200 wafer butterfly valve\u003c\/strong\u003e is the most chemically and thermally resistant version of Cematic's iron butterfly valve family. Its combination of a \u003cstrong\u003eGG25 cast iron body\u003c\/strong\u003e, \u003cstrong\u003eCF8M (SS316) disc\u003c\/strong\u003e — full stainless steel, not coated — and \u003cstrong\u003ereplaceable Viton seat\u003c\/strong\u003e covers services where a standard butterfly valve with EPDM or NBR seat is insufficient: aggressive chemicals, hydrocarbons, organic solvents, and process fluids at temperatures up to \u003cstrong\u003e200 °C\u003c\/strong\u003e where EPDM would already have deteriorated. The five PTFE bushings on the stem eliminate metal-to-body friction on the stem, reducing operating torque and extending stem life in continuous service.\u003c\/p\u003e\u003ch3\u003eSeries 200 vs. Standard Butterfly Valve — When to Specify Series 200\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCriterion\u003c\/th\u003e\n\u003cth\u003eSeries 200 ← This Product\u003c\/th\u003e\n\u003cth\u003eStandard EPDM\/NBR Butterfly Valve\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Temperature\u003c\/td\u003e\n\u003ctd\u003e✅ 200 °C — Viton resists\u003c\/td\u003e\n\u003ctd\u003e120–150 °C — EPDM\/NBR deteriorates\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Pressure\u003c\/td\u003e\n\u003ctd\u003e✅ 230 psi (15.8 bar)\u003c\/td\u003e\n\u003ctd\u003eStandard PN10\/PN16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisc Material\u003c\/td\u003e\n\u003ctd\u003e✅ CF8M (SS316) — full stainless steel\u003c\/td\u003e\n\u003ctd\u003eSS304, coated iron, or SS316 depending on version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat\u003c\/td\u003e\n\u003ctd\u003e✅ Replaceable Viton — hydrocarbons, chemicals, high temperatures\u003c\/td\u003e\n\u003ctd\u003eEPDM — water, aqueous fluids, low-temperature steam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStem Bushings\u003c\/td\u003e\n\u003ctd\u003e✅ 5 PTFE bushings — minimal friction\u003c\/td\u003e\n\u003ctd\u003eStandard metallic bushings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHydrocarbon Compatibility\u003c\/td\u003e\n\u003ctd\u003e✅ Yes — Viton resists fuels, oils, and derivatives\u003c\/td\u003e\n\u003ctd\u003e❌ EPDM swells with hydrocarbons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrganic Solvent Compatibility\u003c\/td\u003e\n\u003ctd\u003e✅ Moderate — check specific fluid with Viton\u003c\/td\u003e\n\u003ctd\u003e❌ EPDM not compatible with solvents\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign Standard\u003c\/td\u003e\n\u003ctd\u003eAPI 609 \/ ISO 5752\u003c\/td\u003e\n\u003ctd\u003eISO 5752\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Cost\u003c\/td\u003e\n\u003ctd\u003eHigher — SS316 disc + Viton + PTFE bushings\u003c\/td\u003e\n\u003ctd\u003e✅ Lower — for standard aqueous fluids\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eThe CF8M (SS316) Disc — A Technical Differentiator of the Series 200\u003c\/h3\u003e\u003cp\u003eThe disc is the only component of the butterfly valve in permanent contact with the fluid in the open position — its material defines the corrosion and erosion resistance of the assembly. In the Series 200:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCF8M — Cast equivalent of SS316:\u003c\/strong\u003e With 18% Cr, 8–12% Ni, and 2–3% Mo, CF8M resists corrosion from diluted acids, moderate alkalis, seawater, chlorides at room temperature, and most industrial process chemicals. Molybdenum is the element that differentiates SS316 from SS304 in resistance to chlorides and crevice corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid disc without coating:\u003c\/strong\u003e CF8M is the material of the entire disc — it is not an iron disc with SS316 coating that can delaminate or have pores. Corrosion resistance is uniform throughout the disc section.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreater erosion resistance:\u003c\/strong\u003e CF8M has greater hardness than SS304 and significantly greater than coated iron — in fluids with fine suspended particles or high-velocity flows, the CF8M disc lasts longer than softer alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eReplaceable Viton Seat — Chemical Resistance and Ease of Maintenance\u003c\/h3\u003e\u003cp\u003eThe Viton (FKM) seat is field-replaceable — the worn seat can be removed and a new one installed without replacing the entire valve. Viton's chemical compatibility covers services where EPDM cannot be used:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eHydrocarbons:\u003c\/strong\u003e Fuels, mineral oils, vegetable oils, gasoline, diesel, LPG — EPDM swells irreversibly with hydrocarbons in weeks.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eLow-concentration organic solvents:\u003c\/strong\u003e Alcohols, low-concentration ketones, esters — check specific concentration and temperature.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eHigh temperature up to 200 °C:\u003c\/strong\u003e Process steam, thermal oils, hot fluids where EPDM fails above 120–150 °C.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eDiluted acids at moderate temperature:\u003c\/strong\u003e H₂SO₄ up to 20%, HCl up to 10%, HNO₃ up to 15%.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eModerate alkalis:\u003c\/strong\u003e NaOH up to 30%.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003ePetrochemical process fluids:\u003c\/strong\u003e Process streams with traces of hydrocarbons and chemicals.\u003c\/li\u003e\n\u003cli\u003e⚠️ Concentrated ketones (MEK, acetone): not compatible with Viton.\u003c\/li\u003e\n\u003cli\u003e⚠️ Concentrated acids above 30%: use anti-corrosion butterfly valve with PTFE liner.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePTFE Stem Bushings — Friction and Wear Reduction\u003c\/h3\u003e\u003cp\u003eThe technical data sheet documents \u003cstrong\u003e5 PTFE bushings\u003c\/strong\u003e on the stem — a constructive detail that differentiates the Series 200 from standard butterfly valves with metallic bushings:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced operating torque:\u003c\/strong\u003e PTFE has a friction coefficient of ~0.05 — one of the lowest of any solid material. PTFE bushings reduce the actual operating torque compared to metallic bushings, allowing the use of smaller actuators or reducing operator effort in manual operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo lubrication required:\u003c\/strong\u003e PTFE bushings are self-lubricating — they do not require grease or periodic lubrication maintenance for the stem.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical resistance of the stem:\u003c\/strong\u003e PTFE bushings isolate the SS420 stem from the fluid in the seal area — further protecting against corrosion in chemically active fluids.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eConstruction Materials\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eNo.\u003c\/th\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eBody\u003c\/td\u003e\n\u003ctd\u003eCast iron GG25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eDisc\u003c\/td\u003e\n\u003ctd\u003eCF8M (SS316) — cast equivalent of 316 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eStem\u003c\/td\u003e\n\u003ctd\u003eSS420 — martensitic stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eSeat\u003c\/td\u003e\n\u003ctd\u003eViton (FKM) — field replaceable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eStem Bushings\u003c\/td\u003e\n\u003ctd\u003ePTFE — 5 bushings, self-lubricating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eTechnical Specifications with Torque Chart\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Wafer butterfly — between PN10\/PN16 flanges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign Standard:\u003c\/strong\u003e API 609 \/ ISO 5752\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace-to-face:\u003c\/strong\u003e EN 558-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActuator Mounting:\u003c\/strong\u003e ISO 5211\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspection and Testing:\u003c\/strong\u003e ISO 5208 \/ API 598\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Cast iron GG25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc:\u003c\/strong\u003e CF8M (SS316)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat:\u003c\/strong\u003e Replaceable Viton (FKM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStem:\u003c\/strong\u003e SS420 with 5 PTFE bushings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlange:\u003c\/strong\u003e PN10\/PN16\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e Max. 230 psi (15.8 bar)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Temperature:\u003c\/strong\u003e -20 °C to +200 °C\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTorque Chart by Diameter — Actuator Selection\u003c\/h3\u003e\u003cp\u003eThe torque of the Series 200 is higher than standard butterfly valves due to the higher friction coefficient of Viton compared to EPDM — always check with a minimum safety factor of 1.25×:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003cth\u003eMaximum Torque (Nm)\u003c\/th\u003e\n\u003cth\u003eISO 5211 Mounting\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\" (DN50)\u003c\/td\u003e\n\u003ctd\u003e12.5 Nm\u003c\/td\u003e\n\u003ctd\u003eF05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2½\" (DN65)\u003c\/td\u003e\n\u003ctd\u003e16.5 Nm\u003c\/td\u003e\n\u003ctd\u003eF05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\" (DN80)\u003c\/td\u003e\n\u003ctd\u003e24 Nm\u003c\/td\u003e\n\u003ctd\u003eF05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\" (DN100)\u003c\/td\u003e\n\u003ctd\u003e41 Nm\u003c\/td\u003e\n\u003ctd\u003eF07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\" (DN125)\u003c\/td\u003e\n\u003ctd\u003e56 Nm\u003c\/td\u003e\n\u003ctd\u003eF07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\" (DN150)\u003c\/td\u003e\n\u003ctd\u003e95 Nm\u003c\/td\u003e\n\u003ctd\u003eF07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\" (DN200)\u003c\/td\u003e\n\u003ctd\u003e185 Nm\u003c\/td\u003e\n\u003ctd\u003eF10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\" (DN250)\u003c\/td\u003e\n\u003ctd\u003e290 Nm\u003c\/td\u003e\n\u003ctd\u003eF10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\" (DN300)\u003c\/td\u003e\n\u003ctd\u003e340 Nm\u003c\/td\u003e\n\u003ctd\u003eF10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eMain Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical industry — aggressive chemicals at elevated temperatures:\u003c\/strong\u003e Isolation of lines for diluted acids, alkalis, low-concentration organic solvents, and chemical process fluids at temperatures of 100–200 °C where EPDM seated butterfly valves are no longer viable. The CF8M disc resists the corrosivity of the fluid, and the Viton seat maintains the seal at these temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePetrochemical industry — hydrocarbons:\u003c\/strong\u003e Isolation of transport lines for fuels, oils, LPG, and petroleum derivatives. Viton is the petrochemical industry's standard elastomer for valve seats in hydrocarbon service — EPDM is not a viable alternative in these fluids.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-temperature thermal oils:\u003c\/strong\u003e Distribution of thermal oil (Therminol, Dowtherm) at 150–200 °C in industrial heating systems. Viton resists thermal oil at these temperatures, and the CF8M disc does not release metallic ions into the process oil.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulp and paper industry — bleaching chemicals:\u003c\/strong\u003e Lines for NaOH, diluted H₂SO₄, hypochlorite, and other chemicals in the kraft and bleaching process. The SS316 disc and Viton seat cover the chemical resistance of the main reagents in the papermaking process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy industry — hot process fluids:\u003c\/strong\u003e Cooling systems with organic fluids, handling of water treatment chemicals in thermoelectric and nuclear plants, and distribution of high-temperature process fluids where EPDM is insufficient.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTextile and dyeing industry:\u003c\/strong\u003e Control of dyeing fluids, chemical auxiliaries, and textile finishing solutions. Viton resists the wide range of solvents and organic chemicals used in dyeing processes — a service where EPDM fails rapidly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess steam systems up to 200 °C:\u003c\/strong\u003e Isolation of process steam lines in industrial facilities where the temperature exceeds the limit of the EPDM seat. Viton maintains its shape and sealing force up to 200 °C in continuous service.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor iron butterfly valves with EPDM seats for standard aqueous fluids, see \u003ca href=\"\/en\/collections\/valvulas-mariposa-hierro-acero-carbono\"\u003eiron butterfly valve with EPDM\/NBR seat →\u003c\/a\u003e\u003cbr\u003eFor more corrosive fluids exceeding the resistance of GG25, see \u003ca href=\"\/en\/collections\/valvulas-mariposa-acero-inoxidable\"\u003eSS316 stainless steel butterfly valve →\u003c\/a\u003e\u003c\/p\u003e\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e \u003c\/p\u003e\u003cul\u003e\u003c\/ul\u003e\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-mariposa-serie-200-disco-SS316-asiento-viton-ficha-tecnica-pm022.pdf.pdf?v=1772494232\" title=\"Ficha Técnica Válvula de Mariposa Wafer Asiento Viton Serie 200 Cematic\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eTechnical Data Sheet (Spanish)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/wafer-butterfly-valve-viton-seat-200-series-pm022.pdf?v=1772466683\" title=\"Wafer Butterfly Valve Viton seat 200 Data Sheet Cematic\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eData Sheet (English)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":41257165750452,"sku":"PM02210","price":2475.24,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":41257165783220,"sku":"PM02214","price":3526.05,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":41257165815988,"sku":"PM02218","price":4595.72,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":41257165848756,"sku":"PM02220","price":7676.3,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":41257165881524,"sku":"PM02222","price":9122.29,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":41257165914292,"sku":"PM02226","price":12497.45,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":41257165947060,"sku":"PM02230","price":21552.38,"currency_code":"MXN","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-wafer-asiento-viton-serie-200.jpg?v=1755097752"},{"product_id":"valvula-mariposa-pvc-epdm-viton","title":"PVC Butterfly Valve","description":"\u003ch2\u003ePVC Butterfly Valve — EPDM or Viton Seat, PVC Disc, ANSI 150 Flange, 2\" to 8\"\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePVC butterfly valve\u003c\/strong\u003e is the lightest, most economical, and most corrosion-resistant isolation solution for water systems, agricultural irrigation, swimming pools, aquaculture, and processes where metal is not the right option. Its PVC body and disc do not rust, do not accumulate mineral scale, do not contaminate water with metallic ions, and weigh a fraction of an equivalent cast iron butterfly valve. Available with two seat options to cover different fluids: \u003cstrong\u003eEPDM\u003c\/strong\u003e for water, aqueous fluids, and general services, and \u003cstrong\u003eViton (FKM)\u003c\/strong\u003e for greater chemical resistance against chemicals, oils, and corrosive fluids at low concentrations.\u003c\/p\u003e\n\u003cp\u003eAvailable in diameters from 2\" to 8\" with ANSI 150 flange and ISO 5211 mounting pad for automation with pneumatic or electric actuator.\u003c\/p\u003e\n\u003ch3\u003eSeat Selection by Fluid — EPDM or Viton\u003c\/h3\u003e\n\u003ch4\u003eEPDM Seat — For Water, Irrigation, and General Services\u003c\/h4\u003e\n\u003cp\u003eThe EPDM seat is the standard variant for most PVC butterfly valve applications. Compatible with potable water, process water, chlorinated water, and neutral or slightly aggressive aqueous fluids.\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e✅ Potable water and process water\u003c\/li\u003e\n\n\u003cli\u003e✅ Seawater and dilute saline solutions\u003c\/li\u003e\n\n\u003cli\u003e✅ Chlorinated water up to 5 ppm\u003c\/li\u003e\n\n\u003cli\u003e✅ Wastewater and sewage\u003c\/li\u003e\n\n\u003cli\u003e✅ Agricultural irrigation systems\u003c\/li\u003e\n\n\u003cli\u003e✅ Swimming pools and water parks\u003c\/li\u003e\n\n\u003cli\u003e✅ Fertilizers in aqueous solution\u003c\/li\u003e\n\n\u003cli\u003e✅ HVAC — chilled water and hot water up to 50 °C\u003c\/li\u003e\n\n\u003cli\u003e❌ Not compatible with oils, fuels, or organic solvents\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 0 °C to 50 °C\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch4\u003eViton (FKM) Seat — For Chemicals, Oils, and Greater Resistance\u003c\/h4\u003e\n\u003cp\u003eThe Viton seat extends the chemical compatibility of the PVC butterfly valve to fluids that would degrade EPDM — low-concentration chemicals, oils, fertilizers with pesticides, and mild corrosive fluids. Viton is the correct elastomer when EPDM is not sufficient but the temperature remains below 55 °C.\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e✅ Low-concentration and low-temperature chemicals\u003c\/li\u003e\n\n\u003cli\u003e✅ Vegetable oils and light oils\u003c\/li\u003e\n\n\u003cli\u003e✅ Fertilizers with agrochemicals and pesticides\u003c\/li\u003e\n\n\u003cli\u003e✅ Swimming pools with aggressive chemical treatment\u003c\/li\u003e\n\n\u003cli\u003e✅ Irrigation systems with water containing trace chemicals\u003c\/li\u003e\n\n\u003cli\u003e✅ Mild corrosive fluids where EPDM is not sufficient\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Maximum temperature: 55 °C — slightly higher than EPDM\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Only for corrosive fluids at \u003cstrong\u003elow temperature AND concentration\u003c\/strong\u003e — for more aggressive fluids, use an anti-corrosive butterfly valve with PTFE liner\u003c\/li\u003e\n\n\u003cli\u003e❌ Not compatible with ketones, esters, or concentrated acids\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eWhy PVC Instead of Iron in These Applications\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eNo chloride corrosion:\u003c\/strong\u003e PVC does not react with residual chlorine in potable water or dissolved salts in seawater — virtually indefinite service life in these applications\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eNo metallic contamination:\u003c\/strong\u003e The PVC body and disc do not release metallic ions into the water — suitable for process water where chemical quality is a priority\u003c\/li\u003e\n\n\u003cstrong\u003eUp to 10 times lighter:\u003c\/strong\u003e A 4\" PVC butterfly valve weighs ~2 kg compared to 15–18 kg for the equivalent cast iron valve — an advantage in overhead installations, greenhouses, and light structures\n\u003cli\u003e\n\n\u003cstrong\u003eNo calcareous scaling:\u003c\/strong\u003e The smooth interior surface of PVC does not promote the adhesion of calcium carbonate in hard water\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eConstruction Materials\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eComponent\u003c\/th\u003e\n\n\u003cth\u003eMaterial\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBody\u003c\/td\u003e\n\n\u003ctd\u003eRigid PVC (uPVC)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDisc\u003c\/td\u003e\n\n\u003ctd\u003eRigid PVC (uPVC)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eSeat\u003c\/td\u003e\n\n\u003ctd\u003eEPDM or Viton (FKM) depending on variant\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eStem\u003c\/td\u003e\n\n\u003ctd\u003eStainless steel SS304\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eActuator mounting pad\u003c\/td\u003e\n\n\u003ctd\u003eISO 5211\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eType:\u003c\/strong\u003e Wafer butterfly valve — between ANSI 150 flanges\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDesign standard:\u003c\/strong\u003e ISO 5752\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMaterials standard:\u003c\/strong\u003e ISO 1452 \/ ASTM D1784\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eInspection and testing:\u003c\/strong\u003e ISO 1452 \/ ASTM D1784\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eActuator mounting pad:\u003c\/strong\u003e ISO 5211\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFlange:\u003c\/strong\u003e ANSI 150\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eNominal diameters:\u003c\/strong\u003e 2\" (DN50), 2½\" (DN65), 3\" (DN80), 4\" (DN100), 5\" (DN125), 6\" (DN150), 8\" (DN200)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWorking pressure:\u003c\/strong\u003e 150 psi (10.3 bar) at ambient temperature\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWorking temperature with EPDM:\u003c\/strong\u003e 0 °C to 50 °C\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWorking temperature with Viton:\u003c\/strong\u003e 0 °C to 55 °C\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBidirectional operation:\u003c\/strong\u003e Yes — the disc seals in both flow directions\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eThe Most Important Limitation of PVC — Temperature\u003c\/h3\u003e\n\u003cp\u003eThe maximum temperature of 50–55 °C is the most critical criterion when specifying the PVC butterfly valve. Above this limit, PVC loses mechanical rigidity, and the nominal working pressure is drastically reduced. For fluids above 60 °C, use an iron or SS316 butterfly valve. For steam: never use PVC.\u003c\/p\u003e\n\u003ch3\u003eAutomation — Pneumatic and Electric from 2\" to 8\"\u003c\/h3\u003e\n\u003cp\u003eThe integrated ISO 5211 mounting pad allows for the automation of the PVC butterfly valve with pneumatic or electric actuators in all diameters from 2\" to 8\":\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSingle or double-acting pneumatic actuator (2\" to 8\"):\u003c\/strong\u003e Faster response speed and spring-return fail-safe. For automated irrigation systems, filling sequences, and process control with available air network.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eON\/OFF or modulating electric actuator (2\" to 8\"):\u003c\/strong\u003e 24 VDC, 110 VAC, or 220 VAC. First choice for agricultural irrigation without pneumatic infrastructure — direct power from irrigation controllers or solar panels. ½\" NPT conduit entries.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eDimension Table\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDN (mm)\u003c\/th\u003e\n\n\u003cth\u003eInches\u003c\/th\u003e\n\n\u003cth\u003eNo. bolts\u003c\/th\u003e\n\n\u003cth\u003eØD (mm)\u003c\/th\u003e\n\n\u003cth\u003eH (mm)\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e50\u003c\/td\u003e\n\n\u003ctd\u003e2\"\u003c\/td\u003e\n\n\u003ctd\u003e4\u003c\/td\u003e\n\n\u003ctd\u003e160\u003c\/td\u003e\n\n\u003ctd\u003e225\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e65\u003c\/td\u003e\n\n\u003ctd\u003e2½\"\u003c\/td\u003e\n\n\u003ctd\u003e4\u003c\/td\u003e\n\n\u003ctd\u003e180\u003c\/td\u003e\n\n\u003ctd\u003e245\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e80\u003c\/td\u003e\n\n\u003ctd\u003e3\"\u003c\/td\u003e\n\n\u003ctd\u003e4\u003c\/td\u003e\n\n\u003ctd\u003e200\u003c\/td\u003e\n\n\u003ctd\u003e280\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e100\u003c\/td\u003e\n\n\u003ctd\u003e4\"\u003c\/td\u003e\n\n\u003ctd\u003e8\u003c\/td\u003e\n\n\u003ctd\u003e230\u003c\/td\u003e\n\n\u003ctd\u003e315\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e125\u003c\/td\u003e\n\n\u003ctd\u003e5\"\u003c\/td\u003e\n\n\u003ctd\u003e8\u003c\/td\u003e\n\n\u003ctd\u003e250\u003c\/td\u003e\n\n\u003ctd\u003e360\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e150\u003c\/td\u003e\n\n\u003ctd\u003e6\"\u003c\/td\u003e\n\n\u003ctd\u003e8\u003c\/td\u003e\n\n\u003ctd\u003e280\u003c\/td\u003e\n\n\u003ctd\u003e390\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e200\u003c\/td\u003e\n\n\u003ctd\u003e8\"\u003c\/td\u003e\n\n\u003ctd\u003e12\u003c\/td\u003e\n\n\u003ctd\u003e335\u003c\/td\u003e\n\n\u003ctd\u003e465\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eMain Applications\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAgricultural irrigation:\u003c\/strong\u003e Sectioning of zones in drip, sprinkler, and center pivot irrigation systems. The 24 VDC electric actuator integrates directly with the most common irrigation controllers in Mexico.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSwimming pools and water parks:\u003c\/strong\u003e Control of filtration, circulation, and chlorinated water treatment. PVC is the standard material in the swimming pool industry for distribution valves.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAquaculture and fish farming:\u003c\/strong\u003e Distribution of fresh and brackish water in culture ponds. PVC does not release metallic ions toxic to aquatic organisms.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWater treatment plants:\u003c\/strong\u003e Control in the distribution stages of treated water with residual chlorine. The PVC butterfly valve resists chlorine better than cast iron.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eChemical industry — very dilute solutions:\u003c\/strong\u003e With Viton seat for low-concentration and low-temperature fluids where PVC and Viton are sufficient.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHVAC:\u003c\/strong\u003e Chilled water and hot water up to 50 °C in HVAC systems where the low weight of PVC is an advantage in overhead installations.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eFor the complete range of PVC butterfly valves, see \u003ca href=\"\/en\/collections\/valvula-mariposa-pvc\"\u003ePVC butterfly valves category →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Viton Seat PVC Butterfly Valve Technical Data Sheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Mariposa_PVC_-_Asiento_Viton_-_PMPVC02.pdf?v=1729712321\" target=\"_blank\"\u003e\u003cspan style=\"color: #b11515;\"\u003e\u003cstrong style=\"color: #b11515;\"\u003eViton Seat Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"EPDM Seat PVC Butterfly Valve Technical Data Sheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Mariposa_PVC_-_Asiento_EPDM_-_PMPVC01.pdf?v=1729713143\" target=\"_blank\"\u003e\u003cspan style=\"color: #b11616;\"\u003e\u003cstrong\u003eEPDM Seat Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"EPDM \/ 2\"","offer_id":47847845527865,"sku":"PMPVC0112","price":2031.92,"currency_code":"MXN","in_stock":true},{"title":"EPDM \/ 2 1\/2\"","offer_id":47847845560633,"sku":"PMPVC0113","price":2220.17,"currency_code":"MXN","in_stock":false},{"title":"EPDM \/ 3\"","offer_id":47847845593401,"sku":"PMPVC0114","price":2401.24,"currency_code":"MXN","in_stock":true},{"title":"EPDM \/ 4\"","offer_id":41302768844980,"sku":"PMPVC0118","price":2856.05,"currency_code":"MXN","in_stock":true},{"title":"EPDM \/ 5\"","offer_id":47847845626169,"sku":"PMPVC0120","price":0.0,"currency_code":"MXN","in_stock":false},{"title":"EPDM \/ 6\"","offer_id":41302768877748,"sku":"PMPVC0122","price":4905.93,"currency_code":"MXN","in_stock":true},{"title":"EPDM \/ 8\"","offer_id":41302768910516,"sku":"PMPVC0126","price":6986.0,"currency_code":"MXN","in_stock":true},{"title":"EPDM \/ 10\"","offer_id":50833681514809,"sku":"PMPVC01250","price":15027.94,"currency_code":"MXN","in_stock":true},{"title":"EPDM \/ 12\"","offer_id":53287657963833,"sku":"PMCV11300","price":22550.89,"currency_code":"MXN","in_stock":true},{"title":"Viton \/ 2\"","offer_id":47847845658937,"sku":"PMPVC0212","price":3271.34,"currency_code":"MXN","in_stock":false},{"title":"Viton \/ 2 1\/2\"","offer_id":47847845691705,"sku":"PMPVC0213","price":0.0,"currency_code":"MXN","in_stock":false},{"title":"Viton \/ 4\"","offer_id":41302768943284,"sku":"PMPVC0218","price":4955.51,"currency_code":"MXN","in_stock":true},{"title":"Viton \/ 5\"","offer_id":47847845757241,"sku":"PMPVC0220","price":0.0,"currency_code":"MXN","in_stock":false},{"title":"Viton \/ 6\"","offer_id":41302768976052,"sku":"PMPVC0222","price":9946.95,"currency_code":"MXN","in_stock":true},{"title":"Viton \/ 8\"","offer_id":41302769008820,"sku":"PMPVC0226","price":13601.25,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/v_lvula_mariposa_PVC_Viton_brida_150.jpg?v=1773937085"},{"product_id":"valvula-mariposa-wafer-hierro-disco-ss316","title":"Wafer Butterfly Valve EPDM Seat SS304 Disc","description":"\u003ch1\u003eWafer Butterfly Valve with Stainless Steel Disc\u003c\/h1\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe iron wafer butterfly valve has an iron body and a stainless steel disc. This makes it wear-resistant and offers a long service life. Additionally, it is available with three types of seats: EPDM, NBR, and Viton.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe \u003cstrong\u003eEPDM seat\u003c\/strong\u003e forms a seal that prevents leaks in water systems. The \u003cstrong\u003eNBR seat\u003c\/strong\u003e resists oils and chemicals, making it ideal for the chemical and petroleum industries. The \u003cstrong\u003eViton seat\u003c\/strong\u003e handles harsh fluids and tolerates high temperatures.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe disc rotates 1\/4 turn to open or close the flow. Sizes up to 10\" include a lever. From 12\" upwards, a gearbox with a handwheel is included. We also offer the version with a \u003cstrong\u003epneumatic or electric actuator.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFace-to-face: EN558-1\u003c\/li\u003e\n\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eConnection: Wafer Flanges PN16\u003c\/li\u003e\n\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eBody: Cast iron\u003c\/li\u003e\n\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDisc: CF8 (SS304) for EPDM and NBR seats\u003c\/li\u003e\n\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDisc: CF8M (SS316) for Viton seat\u003c\/li\u003e\n\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eMaximum pressure: 230 psi\u003c\/li\u003e\n\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eTemperature: -20°C to 110°C (EPDM) | -20°C to 200°C (Viton)\u003c\/li\u003e\n\n\u003cli\u003ePneumatic Actuator: Single or Double Acting\u003c\/li\u003e\n\n\u003cli\u003eElectric Actuator: On-Off or Modulating\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eApplications by Seat Type\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe wafer butterfly valve is versatile, which is why it is used in many industries. Below are the most common uses according to the seat type.\u003c\/p\u003e\n\u003ch3\u003eSeat selection according to fluid — three variants available\u003c\/h3\u003e\n\u003cp\u003eThis product is available with three elastomeric seat options. Select the correct variant for your process fluid:\u003c\/p\u003e\n\u003ch4\u003eEPDM Seat — Water, HVAC, and General Services\u003c\/h4\u003e\n\u003cul\u003e\n\n\u003cli\u003e✅ Drinking water, industrial water, seawater\u003c\/li\u003e\n\n\u003cli\u003e✅ Hot water up to 130 °C\u003c\/li\u003e\n\n\u003cli\u003e✅ Chlorinated water up to 5 ppm, wastewater\u003c\/li\u003e\n\n\u003cli\u003e✅ Low-pressure steam up to 3 bar\u003c\/li\u003e\n\n\u003cli\u003e✅ NaOH up to 10%, dilute acids of low concentration\u003c\/li\u003e\n\n\u003cli\u003e✅ HVAC — chilled water and hot water\u003c\/li\u003e\n\n\u003cli\u003e❌ Not compatible with oils, fuels, or organic solvents\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch4\u003eNBR (Nitrile) Seat — Oils, Fuels, and Hydrocarbons\u003c\/h4\u003e\n\u003cul\u003e\n\n\u003cli\u003e✅ Mineral oils, vegetable oils, hydraulic oils\u003c\/li\u003e\n\n\u003cli\u003e✅ Gasoline, diesel, fuel oil, kerosene\u003c\/li\u003e\n\n\u003cli\u003e✅ Water with oil content\u003c\/li\u003e\n\n\u003cli\u003e⚠️ Maximum temperature: 100 °C in oil \/ 80 °C in water\u003c\/li\u003e\n\n\u003cli\u003e❌ Not compatible with hot water above 80 °C\u003c\/li\u003e\n\n\u003cli\u003e❌ Not compatible with chlorinated solvents, ketones, or esters\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch4\u003eViton (FKM) Seat — Organic Solvents and High Temperature\u003c\/h4\u003e\n\u003cul\u003e\n\n\u003cli\u003e✅ Toluene, xylene, aromatics, chlorinated solvents\u003c\/li\u003e\n\n\u003cli\u003e✅ Ketones (acetone, MEK), esters\u003c\/li\u003e\n\n\u003cli\u003e✅ Aromatic hydrocarbons and high-octane gasolines\u003c\/li\u003e\n\n\u003cli\u003e✅ Temperature up to 200 °C — the widest range of the three\u003c\/li\u003e\n\n\u003cli\u003e✅ Moderately concentrated acids\u003c\/li\u003e\n\n\u003cli\u003e❌ Not compatible with methanol or amines at high concentration\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eCan't find your fluid on the list? Contact us — we verify seat compatibility for your process at no cost.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(169, 25, 25);\"\u003e\u003ca rel=\"noopener\" title=\"Ficha Técnica Válvula Mariposa Wafer Asiento EPDM Disco SS304 Cematic\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-mariposa-disco-SS304-asiento-epdm-ficha-tecnica-pmh01.pdf.pdf?v=1779739431\" style=\"color: rgb(169, 25, 25);\" target=\"_blank\"\u003e\u003cstrong\u003eTechnical Data Sheet - EPDM Seat\u003c\/strong\u003e\u003c\/a\u003e\u003cstrong\u003e\u003ca rel=\"noopener\" title=\"Ficha Técnica Válvula Mariposa Wafer Asiento EPDM Disco SS304 Cematic\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_Mariposa_Disco_SS304_Asiento_EPDM-PMH01.pdf?v=1725318307\" style=\"color: rgb(169, 25, 25);\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(169, 25, 25);\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-mariposa-disco-SS304-asiento-nbr-ficha-tecnica-pmh11.pdf.pdf?v=1779739534\" title=\"Ficha Técnica Válvula Mariposa Asiento NBR Disco SS304 Cematic\" rel=\"noopener\" style=\"color: rgb(169, 25, 25);\" target=\"_blank\"\u003e\u003cstrong\u003eTechnical Data Sheet - NBR Seat\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(169, 25, 25);\"\u003e\u003ca rel=\"noopener\" title=\"Ficha Técnica Válvula Mariposa Wafer Asiento Viton Disco SS316 Cematic\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-mariposa-disco-SS316-asiento-viton-ficha-tecnica-pmh02.pdf.pdf?v=1779739647\" style=\"color: rgb(169, 25, 25);\" target=\"_blank\"\u003e\u003cstrong\u003eTechnical Data Sheet - Viton Seat\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/wafer-buttferfly-valve-ss304-disc-epdm-seat-pmh01.pdf?v=1772208250\" title=\"Wafer Butterfly Valve SS304 Disc EPDM Seat Data Sheet Cematic\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: #c11717;\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":41275833188532,"sku":"PMH0110","price":811.91,"currency_code":"MXN","in_stock":true},{"title":"2\" \/ NBR","offer_id":51324259434809,"sku":"PMH1110","price":811.91,"currency_code":"MXN","in_stock":true},{"title":"2\" \/ VITON","offer_id":51324259467577,"sku":"PMH0210","price":1600.82,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":41275833221300,"sku":"PMH0112","price":936.93,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\" \/ NBR","offer_id":51324259500345,"sku":"PMH1112","price":936.93,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\" \/ VITON","offer_id":51324259533113,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":false},{"title":"3\"","offer_id":41275833254068,"sku":"PMH0114","price":1176.91,"currency_code":"MXN","in_stock":true},{"title":"3\" \/ NBR","offer_id":51324259565881,"sku":"PMH1114","price":1176.91,"currency_code":"MXN","in_stock":true},{"title":"3\" \/ VITON","offer_id":51324259598649,"sku":"PMH0214","price":2419.2,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":41275833286836,"sku":"PMH0118","price":1642.5,"currency_code":"MXN","in_stock":true},{"title":"4\" \/ NBR","offer_id":51324259631417,"sku":"PMH1118","price":1724.41,"currency_code":"MXN","in_stock":true},{"title":"4\" \/ VITON","offer_id":51324259664185,"sku":"PMH0218","price":3501.98,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":41275833319604,"sku":"PMH0120","price":2153.35,"currency_code":"MXN","in_stock":true},{"title":"5\" \/ NBR","offer_id":51324259696953,"sku":"PMH1120","price":2153.35,"currency_code":"MXN","in_stock":true},{"title":"5\" \/ VITON","offer_id":51324259729721,"sku":"PMH0220","price":5477.86,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":41275833352372,"sku":"PMH0122","price":2918.56,"currency_code":"MXN","in_stock":true},{"title":"6\" \/ NBR","offer_id":51324259762489,"sku":"PMH1122","price":2760.49,"currency_code":"MXN","in_stock":true},{"title":"6\" \/ VITON","offer_id":51324259795257,"sku":"PMH0222","price":6767.57,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":41275833385140,"sku":"PMH0126","price":4106.24,"currency_code":"MXN","in_stock":true},{"title":"8\" \/ NBR","offer_id":51324259828025,"sku":"PMH1126","price":4106.24,"currency_code":"MXN","in_stock":true},{"title":"8\" \/ VITON","offer_id":51324259860793,"sku":"PMH0226","price":10404.63,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":41275833417908,"sku":"PMH0130","price":7146.22,"currency_code":"MXN","in_stock":true},{"title":"10\" \/ NBR","offer_id":51324259893561,"sku":"PMH1130","price":7146.22,"currency_code":"MXN","in_stock":true},{"title":"10\" \/ VITON","offer_id":51324259926329,"sku":"PMH0230","price":16421.37,"currency_code":"MXN","in_stock":true},{"title":"12 \"With gear box","offer_id":41275833450676,"sku":"PMH0134","price":11835.89,"currency_code":"MXN","in_stock":true},{"title":"12 \"With gear box \/ NBR","offer_id":51324259959097,"sku":"PMH1134","price":11835.89,"currency_code":"MXN","in_stock":true},{"title":"12 \"With gear box \/ VITON","offer_id":51324259991865,"sku":"PMH0234","price":18828.36,"currency_code":"MXN","in_stock":true},{"title":"14 \"With gear box","offer_id":48607961907513,"sku":"PMH0136","price":18448.99,"currency_code":"MXN","in_stock":true},{"title":"14 \"With gear box \/ NBR","offer_id":51324260024633,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":false},{"title":"14 \"With gear box \/ VITON","offer_id":51324260057401,"sku":"PMH0236","price":39613.19,"currency_code":"MXN","in_stock":true},{"title":"16 \"With gear box","offer_id":48607961940281,"sku":"PMH0138","price":28509.46,"currency_code":"MXN","in_stock":true},{"title":"16 \"With gear box \/ NBR","offer_id":51324260090169,"sku":"PMH1138","price":28509.46,"currency_code":"MXN","in_stock":false},{"title":"16 \"With gear box \/ VITON","offer_id":51324260122937,"sku":"PMH0238","price":60111.35,"currency_code":"MXN","in_stock":true},{"title":"18\" With Gearbox \/ EPDM","offer_id":50946462712121,"sku":"PMH0140","price":35048.55,"currency_code":"MXN","in_stock":true},{"title":"18\" With Gearbox \/ NBR","offer_id":51324260155705,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":false},{"title":"18\" With Gearbox \/ VITON","offer_id":51324260188473,"sku":"PMH0240","price":68870.09,"currency_code":"MXN","in_stock":false},{"title":"20\" with Gearbox \/ EPDM","offer_id":50946462744889,"sku":"PMH0142","price":49383.39,"currency_code":"MXN","in_stock":true},{"title":"20\" with Gearbox \/ NBR","offer_id":51324260221241,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":false},{"title":"20\" with Gearbox \/ VITON","offer_id":51324260254009,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":false},{"title":"24\" with Gearbox \/ EPDM","offer_id":52089604276537,"sku":"PMH0146","price":71061.32,"currency_code":"MXN","in_stock":true},{"title":"28\" With Gearbox \/ EPDM","offer_id":52089604309305,"sku":"PMH0148","price":150630.44,"currency_code":"MXN","in_stock":true},{"title":"30\" With Gearbox \/ EPDM","offer_id":52089604342073,"sku":"PMH0150","price":177597.27,"currency_code":"MXN","in_stock":true},{"title":"36\" with Gearbox \/ EPDM","offer_id":52089604374841,"sku":"PMH0160","price":268520.15,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-wafer-hierro-asiento-epdm-pn16-dn150.jpg?v=1789687707"},{"product_id":"valvula-mariposa-wafer-epdm-actuador-electrico","title":"Wafer EPDM Butterfly Valve with Electric Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eVersatile and efficient design to regulate the\u003cstrong\u003e fluid flow in pipes\u003c\/strong\u003e . It has resistant material\u003cstrong\u003e EPDM\u003c\/strong\u003e and remote control via electric actuator. Perfect for industrial applications and automation systems.\u003c\/span\u003e\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Cast Iron Body\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e SS304 Disc\u003c\/li\u003e\u003cli\u003e EPDM seat\u003c\/li\u003e\u003cli\u003e  Coupled by ISO 5211 mounting\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e On-Off or Modulating Option\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-fragment=\"1\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e 1\/2″ NPT Conduit Entries\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Voltages at 24 VDC, 110 VAC or 220 VAC\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-fragment=\"1\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Options from 2\u0026quot; to 12\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\" data-mce-fragment=\"1\" data-mce-style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-fragment=\"1\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Technical Selection for Valve Torque\u003c\/span\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41312437895348,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/ValvulaMariposaconactuadorElectrico_aec7c1c9-6f25-4908-8a17-90ac579eb77c.jpg?v=1755097725"},{"product_id":"valvula-mariposa-wafer-epdm-actuador-neumatico","title":"Wafer Butterfly Valve EPDM Seat with Pneumatic Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003eDesigned to regulate and control the flow of fluids in industrial systems. The seat of\u003cstrong\u003e EPDM\u003c\/strong\u003e provides excellent\u003cstrong\u003e resistance to various chemicals and environmental conditions\u003c\/strong\u003e . The pneumatic actuator offers efficient and precise flow control. Ideal for applications requiring a solution\u003cstrong\u003e automated and reliable\u003c\/strong\u003e for flow control in pipelines, especially in environments where substances are handled\u003cstrong\u003e corrosive or aggressive.\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Cast Iron Body\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e SS304 Disc\u003c\/li\u003e\u003cli\u003e EPDM seat\u003c\/li\u003e\u003cli\u003e Single or Double Acting Actuator \u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Options from 2\u0026quot; to 12\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Simple effect \/ 2\"","offer_id":41327389212852,"sku":"PMAS110110","price":4406.53,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 2-1\/2\"","offer_id":41327389245620,"sku":"PMAS110112","price":4482.55,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 3\"","offer_id":41327389278388,"sku":"PMAS110114","price":5410.51,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 4\"","offer_id":41327389311156,"sku":"PMAS110118","price":6470.81,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 5\"","offer_id":41327389343924,"sku":"PMAS110120","price":8459.07,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 6\"","offer_id":41327389376692,"sku":"PMAS110122","price":10753.27,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 8\"","offer_id":41327389409460,"sku":"PMAS110126","price":16612.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 10\"","offer_id":41327389442228,"sku":"PMAS110130","price":25225.02,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 12\"","offer_id":41327389474996,"sku":"PMAS110134","price":29756.96,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 2\"","offer_id":41327389507764,"sku":"PMAD110110","price":3920.62,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 2-1\/2\"","offer_id":41327389540532,"sku":"PMAD110112","price":3996.64,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 3\"","offer_id":41327389573300,"sku":"PMAD110114","price":4777.32,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 4\"","offer_id":41327389606068,"sku":"PMAD110118","price":5559.1,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 5\"","offer_id":41327389638836,"sku":"PMAD110120","price":7420.12,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 6\"","offer_id":41327389671604,"sku":"PMAD110122","price":9714.32,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 8\"","offer_id":41327389704372,"sku":"PMAD110126","price":14383.82,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 10\"","offer_id":41327389737140,"sku":"PMAD110130","price":21543.11,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 12\"","offer_id":41327389769908,"sku":"PMAD110134","price":26075.05,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-wafer-neumatica.jpg?v=1786035975"},{"product_id":"valvula-mariposa-wafer-nbr-actuador-neumatico","title":"Wafer Butterfly Valve NBR Seat with Pneumatic Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eControls the flow of fluids in a pipe. It has a circular body and a disc with\u003cstrong\u003e NBR seat.\u003c\/strong\u003e Pneumatic actuators use compressed air to control the position of the disc. These valves are used in various industries for efficient control of the flow of liquids or gases.\u003c\/span\u003e\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Cast Iron Body\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e SS304 Disc\u003c\/li\u003e\u003cli\u003e NBR seat\u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Options from 2\u0026quot; to 12\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Single or Double Acting Actuator\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Simple effect \/ 2\"","offer_id":41332784955572,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 2-1\/2\"","offer_id":41332784988340,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 3\"","offer_id":41332785021108,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 4\"","offer_id":41332785053876,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 6\"","offer_id":41332785086644,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 8\"","offer_id":41332785119412,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 10\"","offer_id":41332785152180,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 12\"","offer_id":41332785184948,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 2\"","offer_id":41332785217716,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 2-1\/2\"","offer_id":41332785250484,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 3\"","offer_id":41332785283252,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 4\"","offer_id":41332785316020,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 6\"","offer_id":41332785348788,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 8\"","offer_id":41332785381556,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 10\"","offer_id":41332785414324,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 12\"","offer_id":41332785447092,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/Valvula_mariposa_wafer_nbr_con_actuador_neumatico.jpg?v=1776453528"},{"product_id":"valvula-mariposa-wafer-viton-actuador-neumatico","title":"Viton Seat Wafer Butterfly Valve with Pneumatic Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eControls the flow of fluids in a pipe. The seat of\u003cstrong\u003e Viton\u003c\/strong\u003e ensures a tight seal and chemical resistance, while the pneumatic actuator uses compressed air to control the position of the valve disc. These valves are ideal for industrial applications requiring reliable sealing and chemical resistance.\u003c\/span\u003e\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Cast Iron Body\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e SS304 Disc\u003c\/li\u003e\u003cli\u003e Viton seat\u003c\/li\u003e\u003cli\u003e Coupled by ISO 5211 mounting\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Anodized Aluminum Actuator\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Options from 2\u0026quot; to 12\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\" data-mce-style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\"\u003e\u003cspan data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Technical Selection for Valve Torque\u003c\/span\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"Simple effect \/ 2\"","offer_id":41332803403956,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 3\"","offer_id":41332803436724,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 4\"","offer_id":41332803469492,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 5\"","offer_id":41332803502260,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 6\"","offer_id":41332803535028,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 8\"","offer_id":41332803567796,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 10\"","offer_id":41332803600564,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 12\"","offer_id":41332803633332,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 2\"","offer_id":41332803666100,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 3\"","offer_id":41332803698868,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 4\"","offer_id":41332803731636,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 5\"","offer_id":41332803764404,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 6\"","offer_id":41332803797172,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 8\"","offer_id":41332803829940,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 10\"","offer_id":41332803862708,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 12\"","offer_id":41332803895476,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-wafer-neumatica_80b580e6-c2aa-4b21-9400-fb6209825371.jpg?v=1786552700"},{"product_id":"valvula-mariposa-wafer-epdm-teflon-actuador-neumatico","title":"Blue Wafer Butterfly Valve Teflon Seat with Pneumatic Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003eDesigned to regulate and control the flow of fluids in industrial systems.\u003cstrong\u003e blue teflon seat\u003c\/strong\u003e offers an excellent\u003cstrong\u003e chemical and thermal resistance\u003c\/strong\u003e , as well as low friction. The pneumatic actuator provides efficient and reliable flow control. Ideal for applications requiring a solution\u003cstrong\u003e automated and secure\u003c\/strong\u003e for flow control in pipelines, especially in environments with resistance requirements\u003cstrong\u003e chemistry and low friction.\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Cast Iron Body\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e SS304 Disc\u003c\/li\u003e\u003cli\u003e PTFE (Teflon) seat\u003c\/li\u003e\u003cli\u003e Coupled by ISO 5211 mounting\u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Options from 2\u0026quot; to 6\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Simple effect \/ 2\"","offer_id":41332918911156,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 3\"","offer_id":41332918943924,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 4\"","offer_id":41332918976692,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 5\"","offer_id":41332919009460,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Simple effect \/ 6\"","offer_id":41332919042228,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 2\"","offer_id":41332919074996,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 3\"","offer_id":41332919107764,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 4\"","offer_id":41332919140532,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 5\"","offer_id":41332919173300,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true},{"title":"Double effect \/ 6\"","offer_id":41332919206068,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/ValvulamariposawaferasientoTeflonconactuadorneumatico.jpg?v=1755097716"},{"product_id":"valvula-mariposa-wafer-nbr-actuador-electrico","title":"Wafer NBR Butterfly Valve with Electric Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eIdeal for regulating the flow of\u003cstrong\u003e fluids in pipes\u003c\/strong\u003e . Compact, lightweight design and remote control. Ideal for automation and integration into wider control systems.\u003c\/span\u003e\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Cast Iron Body\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e SS304 Disc\u003c\/li\u003e\u003cli\u003e NBR (Buna) seat\u003c\/li\u003e\u003cli\u003e  Coupled by ISO 5211 mounting\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e On-Off or Modulating Option\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-fragment=\"1\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e 1\/2″ NPT Conduit Entries\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Voltages at 24 VDC, 110 VAC or 220 VAC\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-fragment=\"1\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Options from 2\u0026quot; to 12\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\" data-mce-fragment=\"1\" data-mce-style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\"\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-fragment=\"1\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Technical Selection for Valve Torque\u003c\/span\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41315189162164,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/Valvula_Mariposa_con_actuador_Electrico.jpg?v=1776448386"},{"product_id":"valvula-mariposa-wafer-viton-actuador-electrico","title":"Wafer Viton Butterfly Valve Series 200 ANSI 150 with Electric Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003eDesigned to regulate the flow of fluids in\u003cstrong\u003e high pressure systems\u003c\/strong\u003e . The coating\u003cstrong\u003e Viton\u003c\/strong\u003e guarantees excellent\u003cstrong\u003e chemical and thermal resistance.\u003c\/strong\u003e The electric actuator provides a\u003cstrong\u003e precise and remote flow control.\u003c\/strong\u003e Ideal for industrial applications requiring performance and durability.\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Cast Iron Body\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e SS304 Disc\u003c\/li\u003e\u003cli\u003e\u003cspan\u003e Refittable Viton Seat\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e  Coupled by ISO 5211 mounting\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e On-Off or Modulating Option\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Voltages at 24 VDC, 110 VAC or 220 VAC\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-fragment=\"1\"\u003e Options from 2\u0026quot; to 12\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\" data-mce-style=\"font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: start; widows: 2; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; word-spacing: 0px; margin: 0cm 0cm 12.0pt 0cm;\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41316937957556,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/valvula_mariposa_wafer_Viton_con_actuador_electrico.jpg?v=1776446808"},{"product_id":"valvula-mariposa-wafer-disco-teflon-actuador-electrico","title":"Blue Carbon Steel Wafer Butterfly Valve Teflon Seat and Disc with Electric Actuator","description":"\u003cp data-mce-fragment=\"1\"\u003eDesigned for a\u003cstrong\u003e precise and efficient control\u003c\/strong\u003e of fluid flow in industrial applications. It combines the strength of carbon steel with the chemical resistance and low friction of Teflon. Ideal for systems requiring\u003cstrong\u003e durability, corrosion resistance and flow control automation.\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Body \u003cspan data-mce-fragment=\"1\"\u003e WCB Carbon Steel Blue Color\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e\u003cspan\u003e SS304 Coated Disc  PTFE (Teflon)\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e PTFE (Teflon) seat\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e On-Off or Modulating Option\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e 1\/2″ NPT Conduit Entries\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\"\u003e Voltages at 24 VDC, 110 VAC or 220 VAC\u003c\/span\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-style=\"font-size: 10.5pt; font-family: 'Segoe UI',sans-serif; color: #212b36;\" data-mce-fragment=\"1\"\u003e Options from 2\u0026quot; to 10\u0026quot;\u003c\/span\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41317383143604,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/valvula_mariposa_wafer_disco_PTFE_con_actuador_electrico.jpg?v=1776449077"},{"product_id":"valvula-bola-npt-cuerpo-pvc-asiento-viton-manija","title":"Ball Valve PVC Body NPT Thread Viton Seat with Handle","description":"\u003cp\u003eMade with body in \u003cstrong\u003e PVC\u003c\/strong\u003e , offers chemical resistance and durability in non-corrosive applications. Ideal for efficient flow control in industrial and commercial systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e PVC Body Ball Valve\u003c\/li\u003e\u003cli\u003e Viton seat\u003c\/li\u003e\u003cli\u003e Female NPT Rope Port\u003c\/li\u003e\u003cli\u003e Double union ball\u003c\/li\u003e\u003cli\u003e Handle for manual opening\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Bola_Cuerpo_PVC_Rosca_NPT_Asiento_Viton_con_Manija_-_PPRM01.pdf?v=1724197882\" target=\"_blank\" title=\"Ficha Técnica Válvula de bola PVC puerto rosca NPT con Manija\" rel=\"noopener\"\u003e\u003cspan style=\"color: rgb(208, 8, 8);\"\u003e\u003cstrong\u003e Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"1\/2\"","offer_id":41370389643444,"sku":"PPRM0102","price":208.37,"currency_code":"MXN","in_stock":true},{"title":"1\"","offer_id":41370389708980,"sku":"PPRM0106","price":424.63,"currency_code":"MXN","in_stock":true},{"title":"1 1\/2","offer_id":41370403504308,"sku":"PPRM0108","price":791.07,"currency_code":"MXN","in_stock":true},{"title":"2\"","offer_id":41370403537076,"sku":"PPRM0110","price":1202.77,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":43929644433721,"sku":"PPRM0114","price":3818.84,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula_de_bola_PVC_rosca_NPT_con_manija.jpg?v=1775591807"},{"product_id":"valvula-de-bola-pvc-con-actuador-electrico","title":"PVC Ball Valve with Electric Actuator","description":"\u003cp\u003eDesigned to regulate and control the flow of fluids in industrial systems. PVC offers\u003cstrong\u003e chemical resistance and durability.\u003c\/strong\u003e The electric actuator allows for precise remote control of flow. Ideal for applications requiring a solution\u003cstrong\u003e profitable and reliable\u003c\/strong\u003e for flow control in\u003cstrong\u003e PVC pipes.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Option of ports Weldable or NPT thread\u003c\/li\u003e\u003cli\u003e PTFE seals\u003c\/li\u003e\u003cli\u003e Viton seat\u003c\/li\u003e\u003cli\u003e ON-OFF or Modulating Electric Actuator\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41373155885236,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/valvula_bola_PVC_actuador_electrico_On-Off_modulante_ISO5211.jpg?v=1776204650"},{"product_id":"valvula-de-bola-pvc-con-actuador-neumatico","title":"PVC Ball Valve with Pneumatic Actuator","description":"\u003cp\u003eEfficient and reliable solution for the\u003cstrong\u003e automated control\u003c\/strong\u003e of the flow in industrial systems. Made of high-quality materials\u003cstrong\u003e PVC\u003c\/strong\u003e resistant to\u003cstrong\u003e corrosion,\u003c\/strong\u003e This valve offers tight shutoff and smooth operation. The pneumatic actuator provides a\u003cstrong\u003e Precise and rapid control of the flow of liquids or gases\u003c\/strong\u003e Its compact and durable design makes it suitable for a wide range of industrial applications. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Option of weldable port or NPT thread\u003c\/li\u003e\u003cli\u003e Teflon seals\u003c\/li\u003e\u003cli\u003e Viton seat\u003c\/li\u003e\u003cli\u003e Single or Double Acting Pneumatic Actuator\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41373161357492,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/valvula_de_Bola_PVC_con_Actuador_Neumatico.jpg?v=1776207479"},{"product_id":"valvula-mariposa-pvc-con-actuador-electrico","title":"PVC Butterfly Valve with Electric Actuator","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eDesigned to regulate the flow of\u003cstrong\u003e fluids in industrial systems.\u003c\/strong\u003e PVC offers\u003cstrong\u003e chemical resistance and durability.\u003c\/strong\u003e The electric actuator allows for a\u003cstrong\u003e precise remote flow control.\u003c\/strong\u003e Ideal for applications where a cost effective and reliable solution is required for the\u003cstrong\u003e flow control in PVC pipes.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e EPDM or Viton seat\u003c\/li\u003e\u003cli\u003e ON-OFF or Modulating Actuator\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41373218701492,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/v_lvula_mariposa_PVC_actuador_el_ctrico_asiento_Viton.jpg?v=1773875796"},{"product_id":"valvula-mariposa-pvc-con-actuador-neumatico","title":"PVC Butterfly Valve with Pneumatic Actuator","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRegulates the flow of liquids or gases in\u003cstrong\u003e piping systems\u003c\/strong\u003e . The valve disc is actuated by a pneumatic actuator that uses compressed air to open or close the valve. It is resistant to\u003cstrong\u003e corrosion\u003c\/strong\u003e and is used in industrial applications for efficient flow control.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e Characteristics:\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e PVC Butterfly Valve\u003c\/span\u003e\u003cbr\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e Viton or EPDM seats\u003c\/span\u003e\u003cbr\u003e\u003c\/li\u003e\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e Single or Double Acting Actuator\u003c\/span\u003e\u003cbr\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Cematic","offers":[{"title":"Default Title","offer_id":41373220470964,"sku":null,"price":0.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/ValvulaMariposaPVCAsientoVitonconActuadorNeumatico.jpg?v=1755097699"},{"product_id":"valvula-mariposa-wafer-disco-niquelado-asiento-epdm","title":"Wafer Butterfly Valve EPDM Seat Iron + Nickel Disc","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRobust solution for flow control in industrial systems.\u003cstrong\u003e EPDM seat\u003c\/strong\u003e for\u003cstrong\u003e Chemical resistance and reliable sealing\u003c\/strong\u003e . Nickel plated iron disc for durability and corrosion resistance. Ideal for demanding applications requiring precise and safe control of liquid or gas flow.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Body in Cast Iron GG25\u003c\/li\u003e\u003cli\u003e Design between flanges: ANSI 150\u003c\/li\u003e\u003cli\u003e Disk  Iron GGG40 + Nickel\u003c\/li\u003e\u003cli\u003e EPDM seat\u003c\/li\u003e\u003cli\u003e PTFE bushing\u003c\/li\u003e\u003cli\u003e Working pressure: PN16 (230 psi)\u003c\/li\u003e\u003cli\u003e Working temperature -25ºC to 110ºC\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e Applications of butterfly valves with seat\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e EPDM\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e They are diverse and used in different industries due to the specific properties of the EPDM material (ethylene-propylene-diene copolymer).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Some common applications include:\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Food and pharmaceutical industry:\u003c\/strong\u003e  Ideal for applications where corrosion resistance and food compatibility are required. These valves are used in regulating the flow of liquids and gases in food and pharmaceutical processing systems.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Chemical industry:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e Due to the chemical resistance of EPDM, butterfly valves with this type of seat are used in chemical handling. EPDM material is able to resist a wide range of chemicals, making it a suitable choice in industrial environments.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Water treatment:\u003c\/strong\u003e  They are used in water treatment systems to regulate the flow of water and other liquids. EPDM\u0026#39;s resistance to weathering and oxidation makes it suitable for applications in humid environments.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003e Heating, ventilation and air conditioning (HVAC) systems:\u003c\/strong\u003e  They are used in HVAC systems to control the flow of water and air in pipes and ducts. The flexibility of EPDM allows for an effective and long-lasting seal.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003e General industry:\u003c\/strong\u003e  They find application in a variety of industries for fluid control. Their versatility and strength make them a popular choice in systems where efficient flow regulation is required.\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_Mariposa_Disco_Niq_uel_Asiento_EPDM-PMH011.pdf?v=1720124009\" target=\"_blank\" title=\"Ficha Técnica Válvula Mariposa Hierro Asiento EPDM Disco Hierro recubierto Niquel \" rel=\"noopener\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e Download Technical Sheet \u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":43714340979001,"sku":"PMH01110","price":674.67,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":43714341011769,"sku":"PMH01112","price":751.55,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":43714341044537,"sku":"PMH01114","price":849.99,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":43714341077305,"sku":"PMH01118","price":1191.28,"currency_code":"MXN","in_stock":false},{"title":"5\"","offer_id":43714341110073,"sku":"PMH01120","price":1508.86,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":43714341142841,"sku":"PMH01122","price":1763.92,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":43714341175609,"sku":"PMH01126","price":2922.87,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":43714341208377,"sku":"PMH01130","price":4212.58,"currency_code":"MXN","in_stock":true},{"title":"12 \"Includes gear box","offer_id":43714341241145,"sku":"PMH01134","price":6016.02,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/v_lvula_mariposa_wafer_disco_n_quel_asiento_EPDM.jpg?v=1773787069"},{"product_id":"valvula-de-bola-3-vias-pvc-puerto-cementar","title":"3-Way PVC Cement Ball Valve | Water and Irrigation Systems","description":"\u003cp\u003eEfficient solution for flow control in industrial systems. Made of high-quality materials.\u003cstrong\u003e PVC\u003c\/strong\u003e Durable and resistant to\u003cstrong\u003e corrosion\u003c\/strong\u003e , this valve offers a operation\u003cstrong\u003e soft and a tight seal.\u003c\/strong\u003e The 3-way design allows flow to be redirected in\u003cstrong\u003e different directions,\u003c\/strong\u003e which provides flexibility in system control. With its solder port\u003cstrong\u003e Socket\u003c\/strong\u003e , are guaranteed\u003cstrong\u003e secure and reliable connections. \u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Three Ways Type L, T\u003c\/li\u003e\u003cli\u003e ANSI Weldable Port\u003c\/li\u003e\u003cli\u003e PTFE seat\u003c\/li\u003e\u003cli\u003e VITON ring\u003c\/li\u003e\u003cli\u003e With ISO 5211 Actuator Mount\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Bola_3_Vias_en_PVC_Puerto_SW_-_PPS13-23.pdf?v=1726855421\" target=\"_blank\" title=\"Ficha Técnica Válvula de Bola 3 Vías en PVC Puerto Enchufe Cematic\" rel=\"noopener\"\u003e\u003cspan style=\"color: rgb(194, 20, 20);\"\u003e\u003cstrong\u003e Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"1\/2\" \/ L","offer_id":43929729630521,"sku":"PPS1304","price":2561.46,"currency_code":"MXN","in_stock":true},{"title":"1\/2\" \/ T","offer_id":45529070764345,"sku":"PPS2304","price":2561.46,"currency_code":"MXN","in_stock":true},{"title":"3\/4\" \/ L","offer_id":43929729696057,"sku":"PPS1305","price":3251.22,"currency_code":"MXN","in_stock":true},{"title":"3\/4\" \/ T","offer_id":45529070797113,"sku":"PPS2305","price":3251.22,"currency_code":"MXN","in_stock":true},{"title":"1\" \/ L","offer_id":43929729761593,"sku":"PPS1306","price":3784.35,"currency_code":"MXN","in_stock":true},{"title":"1\" \/ T","offer_id":45529070829881,"sku":"PPS2306","price":3784.35,"currency_code":"MXN","in_stock":true},{"title":"1 1\/2\" \/ L","offer_id":43929729827129,"sku":"PPS1310","price":6419.1,"currency_code":"MXN","in_stock":true},{"title":"1 1\/2\" \/ T","offer_id":45529070862649,"sku":"PPS2310","price":6419.1,"currency_code":"MXN","in_stock":true},{"title":"2\" \/ L","offer_id":43929729925433,"sku":"PPS1314","price":6491.67,"currency_code":"MXN","in_stock":true},{"title":"2\" \/ T","offer_id":45529070895417,"sku":"PPS2314","price":6491.67,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/Valvula-PVC-3-Vias-puerto-soldable.gif?v=1755097693"},{"product_id":"valvula-de-bola-pvc-3-vias-puerto-npt","title":"3-Way PVC NPT Thread Ball Valve | Water and Irrigation Systems","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eIdeal for applications where control of\u003cstrong\u003e multiple streams\u003c\/strong\u003e of liquids or gases, offering operation\u003cstrong\u003e smooth, tight seal and long life. \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e This valve is made of high quality materials.\u003cstrong\u003e Durable and corrosion resistant PVC\u003c\/strong\u003e , making it suitable for a wide range of applications. The design of\u003cstrong\u003e 3 ways\u003c\/strong\u003e allows you to redirect the\u003cstrong\u003e flow in different directions\u003c\/strong\u003e , providing flexibility in system control. With its port\u003cstrong\u003e NPT thread\u003c\/strong\u003e , it is easy to install and secure\u003cstrong\u003e solid connections\u003c\/strong\u003e .\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e Three Ways Type L, T\u003c\/li\u003e\u003cli\u003e Port  with NPT thread\u003c\/li\u003e\u003cli\u003e PTFE seat\u003c\/li\u003e\u003cli\u003e VITON ring\u003c\/li\u003e\u003cli\u003e With ISO 5211 Actuator Mount\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Bola_3_Vias_en_PVC_Puerto_Rosca_NPT_-_PPR13-23.pdf?v=1726855421\" title=\"Ficha Técnica Válvula de Bola 3 Vías en PVC Puerto Rosca NPT Cematic\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: rgb(193, 20, 20);\"\u003e\u003cstrong\u003e Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"1\/2\" \/ L","offer_id":43929749356857,"sku":"PPR1304","price":2561.46,"currency_code":"MXN","in_stock":true},{"title":"1\/2\" \/ T","offer_id":45529048252729,"sku":"PPR2304","price":2561.46,"currency_code":"MXN","in_stock":true},{"title":"3\/4\" \/ L","offer_id":43929749389625,"sku":"PPR1305","price":3251.22,"currency_code":"MXN","in_stock":true},{"title":"3\/4\" \/ T","offer_id":45529048285497,"sku":"PPR2305","price":3251.22,"currency_code":"MXN","in_stock":true},{"title":"1\" \/ L","offer_id":43929749422393,"sku":"PPR1306","price":3784.35,"currency_code":"MXN","in_stock":true},{"title":"1\" \/ T","offer_id":45529048318265,"sku":"PPR2306","price":3784.35,"currency_code":"MXN","in_stock":true},{"title":"1 1\/2\" \/ L","offer_id":43929749455161,"sku":"PPR1310","price":6419.1,"currency_code":"MXN","in_stock":true},{"title":"1 1\/2\" \/ T","offer_id":45529048351033,"sku":"PPR2310","price":6419.1,"currency_code":"MXN","in_stock":true},{"title":"2\" \/ L","offer_id":43929749487929,"sku":"PPR1314","price":6491.67,"currency_code":"MXN","in_stock":true},{"title":"2\" \/ T","offer_id":45529048383801,"sku":"PPR2314","price":6491.67,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/products\/valvula_de_bola_3_v_as_PVC_rosca_NPT.jpg?v=1775597879"},{"product_id":"valvula-de-bola-cuerpo-pvc-soldablet-asiento-viton-con-manija-copia","title":"Ball Valve PVC Body Weldable Port Viton Seat with Handle","description":"\u003cp\u003eMade with body in \u003cstrong\u003e PVC\u003c\/strong\u003e , offers chemical resistance and durability in non-corrosive applications. Ideal for efficient flow control in industrial and commercial systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Characteristics:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e PVC Body Ball Valve\u003c\/li\u003e\u003cli\u003e Viton seat\u003c\/li\u003e\u003cli\u003e Solderable Port\u003c\/li\u003e\u003cli\u003e Double union ball\u003c\/li\u003e\u003cli\u003e Handle for manual opening\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Bola_Cuerpo_PVC_Puerto_Soldable_Asiento_Viton_con_Manija_-_PPSM01.pdf?v=1724197882\" target=\"_blank\" title=\"Ficha Técnica válvula de bola PVC Puerto Soldable con manija\" rel=\"noopener\"\u003e\u003cspan style=\"color: rgb(218, 10, 10);\"\u003e\u003cstrong\u003e Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"1\/2\"","offer_id":49402722353465,"sku":"PPSM0102","price":191.12,"currency_code":"MXN","in_stock":true},{"title":"1\"","offer_id":49402722386233,"sku":"PPSM0106","price":392.3,"currency_code":"MXN","in_stock":true},{"title":"1 1\/2","offer_id":49402722419001,"sku":"PPSM0108","price":735.03,"currency_code":"MXN","in_stock":true},{"title":"2\"","offer_id":49402722451769,"sku":"PPSM0110","price":1124.46,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":49402722484537,"sku":"PPSM0114","price":3608.32,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_bola_PVC_cementar_con_manija_asiento_Tefl_n_O-ring_Viton.jpg?v=1775587072"},{"product_id":"valvula-mariposa-pvc-con-manija","title":"PVC Butterfly Valve with Handle","description":"\u003ch1 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003ePVC Butterfly Valve with Handle\u003c\/h1\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe \u003cstrong\u003ePVC butterfly valve with handle\u003c\/strong\u003e is the manual solution for controlling flow in industrial pipelines. Its body and disc are made of high-quality UPVC, making it lightweight and corrosion-resistant. Furthermore, it is easily installed between Class 150 flanges without welding or threading. For this reason, it is a practical option for new and replacement installations.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIts ergonomic handle allows for direct opening, closing, or flow regulation. It can also be locked in various positions, giving the operator precise control. Consequently, no additional tools are needed for its operation. Likewise, its compact design facilitates access in confined spaces.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eChoose the Seat According to Your Application\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe seat defines the chemical compatibility of the valve. For this reason, choosing it correctly from the start is key to good performance. Below, we explain the two available options.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eEPDM Seat\u003c\/strong\u003e The EPDM seat resists heat and mild chemicals. It is ideal for water, air, and low-pressure steam. It also works well in irrigation and HVAC systems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eViton Seat\u003c\/strong\u003e The Viton seat withstands acids, solvents, and oils. Therefore, it is the best option for aggressive fluids in the chemical industry.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhy choose this PVC Butterfly Valve with Handle?\u003c\/h3\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eInstalls directly between flanges without adaptations\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThe handle locks in multiple positions for greater control\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eIt is lighter and more economical than metallic options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Manual with ergonomic handle\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBody and Disc:\u003c\/strong\u003e UPVC\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSeats:\u003c\/strong\u003e EPDM \/ Viton\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eFlange Class:\u003c\/strong\u003e ANSI Class 150\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMaximum pressure:\u003c\/strong\u003e 150 psi\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eWorking temperature:\u003c\/strong\u003e 0 °C to 50 °C\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eAvailable sizes:\u003c\/strong\u003e 2\", 3\", 4\" and 6\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMain applications\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThis valve is used in various industries. Below are the most common cases:\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eChemical industry:\u003c\/strong\u003e Controls diluted acids and process solutions. Since its body is made of PVC, it does not corrode with these fluids.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWater treatment:\u003c\/strong\u003e Regulates flow in municipal and industrial plants. In addition, it handles both drinking water and wastewater.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eIrrigation systems:\u003c\/strong\u003e Efficiently distributes water in the field. Likewise, it reduces maintenance compared to metal valves.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eHVAC and ventilation:\u003c\/strong\u003e Opens and closes air circuits with good sealing. Therefore, it is common in buildings and industrial plants.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eGeneral processes:\u003c\/strong\u003e Where an anticorrosive, lightweight, and easy-to-operate manual valve is needed.\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Ficha Técnica Válvula Mariposa PVC con Manija Cematic\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Mariposa_PVC_-_Asiento_EPDM_-_PMPVC.pdf?v=1729713125\" target=\"_blank\"\u003e\u003cspan style=\"color: #a61414;\"\u003e\u003cstrong\u003eEPDM Seat Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_de_Mariposa_PVC_-_Asiento_VITON_-_PMPVC.pdf?v=1729273697\" title=\"Ficha Técnica Válvula Mariposa PVC con Manija Cematic\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: #a61414;\"\u003e\u003cstrong\u003eViton Seat Technical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\" \/ EPDM","offer_id":50022771360057,"sku":"PMPVC1112","price":2031.92,"currency_code":"MXN","in_stock":true},{"title":"3\" \/ EPDM","offer_id":50022771392825,"sku":"PMPVC1114","price":2401.24,"currency_code":"MXN","in_stock":true},{"title":"4\" \/ VITON","offer_id":50022771425593,"sku":"PMPVCM0116","price":4955.51,"currency_code":"MXN","in_stock":true},{"title":"6\" \/ EPDM","offer_id":50022771491129,"sku":"PMPVC1122","price":4905.93,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/v_lvula_mariposa_PVC_con_manija_4_pulgadas.jpg?v=1773940359"},{"product_id":"valvula-reductora-de-presion-pilotada","title":"Pilot Operated Pressure Reducing Control Valve","description":"\u003ch1 class=\"yst-title yst-title--1\"\u003ePiloted Pressure Reducing Control Valve\u003c\/h1\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe \u003cstrong\u003epiloted pressure reducing valve\u003c\/strong\u003e maintains a constant downstream pressure, regardless of variations in inlet pressure or flow rate. Its external pilot design allows for precise control, stable response, and minimal head loss.\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eReduces and maintains downstream pressure in a hydraulic system.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAutomatic piloted operation: control is achieved by a hydraulic pilot that adjusts the diaphragm opening according to the set pressure.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDuctile iron body with anti-corrosive internal coatings for long service life.\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eSuitable for potable water, irrigation, pumping systems, and industrial networks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesign Standard: EN1349, EN1074-5\u003c\/li\u003e\n\u003cli\u003eFace to Face: EN1349:2000, 1074-2000\u003c\/li\u003e\n\u003cli\u003eBody: Ductile Iron\u003c\/li\u003e\n\u003cli\u003eDiaphragm: EPDM+Nylon\u003c\/li\u003e\n\u003cli\u003eInternal Parts: Stainless Steel\u003c\/li\u003e\n\u003cli\u003eCompatibility: Water\u003c\/li\u003e\n\u003cli\u003ePressure: PN16\u003c\/li\u003e\n\u003cli\u003eWorking Temperature: -20°C to +80°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePotable Water Networks:\u003c\/strong\u003e Reduces high pressure from the main network to a safe and constant level in supply areas. This is essential in areas with variable topography or tall buildings where pressure variations are frequent.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eIrrigation Systems:\u003c\/strong\u003e Ensures that secondary lines and sprinklers receive optimal and uniform pressure. Thanks to its automatic operation, it maintains stable conditions without manual intervention. For this reason, it is widely used in agricultural and industrial irrigation systems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eIndustrial Process Control Systems:\u003c\/strong\u003e Provides stable working pressure for operating equipment and instruments sensitive to fluctuations. Therefore, it is frequently specified in plants where pressure variability affects process quality. In particular, it stands out in dosing and flow control applications.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSteam Systems:\u003c\/strong\u003e Reduces steam pressure before its use in boilers, heat exchangers, and turbines. Likewise, its precise control contributes to the correct temperature management in these systems, thereby protecting equipment from overpressure.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFire Protection Systems:\u003c\/strong\u003e Reduces high pressure from the source to a controlled and safe discharge pressure for sprinkler networks and hoses. Consequently, it guarantees the correct operation of the system in case of emergency.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eGeneral Hydraulic Systems:\u003c\/strong\u003e Automatically modulates pressure using the line pressure itself. This way, it does not require external power sources. Ultimately, it is the most economical and reliable solution for pressure control in hydraulic systems of any scale.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-de-control-reductora-de-presion-pilotada.pdf?v=1762547117\" title=\"Ficha Técnica de Válvula de Control Reductora de Presión Pilotada Cematic\" rel=\"noopener\" target=\"_blank\"\u003e\u003cspan style=\"color: #ac2a2a;\"\u003e\u003cstrong\u003eTechnical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":51326856069433,"sku":"PCRP0110","price":9441.87,"currency_code":"MXN","in_stock":true},{"title":"2-1\/2\"","offer_id":51326856102201,"sku":"PCRP0112","price":10423.63,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":51326856134969,"sku":"PCRP0114","price":12748.9,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":51326856167737,"sku":"PCRP0118","price":14921.6,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":51326856200505,"sku":"PCRP0120","price":25625.64,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":51326856233273,"sku":"PCRP0124","price":33358.52,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-pilotada-reductora-de-presion-dn65.jpg?v=1789501056"},{"product_id":"valvula-check-columpio-hierro-ductil-bridas-ansi-150","title":"Ductile Iron Swing Check Valve | ANSI 150 Flanged | Class 150LB","description":"\u003ch2\u003eDuctile Iron Swing Check Valve — ANSI 150 Flange, Automatic Shut-Off, Low-Pressure Loss\u003c\/h2\u003e\n\u003cp\u003eCematic's \u003cstrong\u003eANSI flanged ductile iron swing check valve\u003c\/strong\u003e prevents backflow in industrial piping systems with flanged connections. Its swing mechanism allows fluid to flow in one direction and automatically closes when pressure is reversed.\u003c\/p\u003e\n\u003cp\u003eThis protects pumps, equipment, and piping without operator intervention. In addition, its ductile iron body offers greater mechanical resistance than conventional gray iron, making it a reliable option for medium and high-demand applications.\u003c\/p\u003e\n\u003cp\u003eIts ANSI 150 class flanged connection also facilitates installation and replacement in existing piping systems. Consequently, it is one of the most used solutions in installations where protection against water hammer and backflow is required.\u003c\/p\u003e\n\u003ch3\u003eOperating Principle — Flanged Swing Check Valve\u003c\/h3\u003e\n\u003cp\u003eThe disc swings on a horizontal axis mounted at the top of the body. When the fluid flows in the correct direction, the pressure pushes the disc upwards, opening the passage.\u003c\/p\u003e\n\u003cp\u003eWhen the flow stops or the pressure is reversed, the disc falls by gravity and automatically closes the valve. In this way, the closure does not require electrical or pneumatic energy — gravity acts as a natural closing force.\u003c\/p\u003e\n\u003cp\u003eThe swing design also offers low pressure loss during normal operation, as the disc opens completely without obstructing the fluid passage. For this reason, it is the type of check valve with the lowest pressure drop due to its design among models with their own body and flanges.\u003c\/p\u003e\n\u003ch3\u003eANSI 150 Flanges vs. Wafer Format — When to Choose Flanges\u003c\/h3\u003e\n\u003cp\u003eThe choice between ANSI flanges and wafer format also depends on the type of installation and the operating requirements of the system. The following describes the cases where the version with ANSI 150 flanges is the correct choice:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePermanent Process Installations:\u003c\/strong\u003e The flanged valve has its own integrated flanges, so it is mounted as an independent element in the line. This also makes it easy to remove for maintenance or inspection without affecting the pipe flanges.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSystems with Limited Pipe Access:\u003c\/strong\u003e Unlike the wafer format, the flanged check valve is disassembled by screwing only its own flanges. It is not necessary to separate the pipe flanges to remove it. Therefore, it is more practical in spaces where separating the pipe flanges is difficult.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFrequent Replacement:\u003c\/strong\u003e In installations where the check valve is periodically checked, the flanged connection also facilitates disassembly. Likewise, it does not require moving pipe sections to remove the valve from the system.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eAdvantages of Ductile Iron over Gray Iron\u003c\/h3\u003e\n\u003cp\u003eDuctile iron is also the standard material in hydraulic infrastructure valves. It offers specific technical advantages over conventional gray iron. The main advantages of ductile iron are described below:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGreater Mechanical Resistance:\u003c\/strong\u003e Ductile iron has greater tensile strength and impact resistance than gray iron, so it better withstands pressure variations, water hammer, and mechanical stresses in the pipeline.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGreater Ductility:\u003c\/strong\u003e Unlike gray iron, which is brittle, ductile iron deforms before breaking. This characteristic also reduces the risk of sudden fracture under overpressure or impact conditions.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eLong Service Life:\u003c\/strong\u003e Ductile iron also has greater durability in continuous service than gray iron. For this reason, it is the standard specification in hydraulic infrastructure projects where the service life of the component is a relevant economic criterion.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003cthead\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eParameter\u003c\/th\u003e\n\n\u003cth\u003eValue\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\n\u003ctd\u003eSwing check\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eConnection\u003c\/td\u003e\n\n\u003ctd\u003eANSI 150 Flanges (Class 150LB)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\n\u003ctd\u003eDuctile Iron\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMechanism\u003c\/td\u003e\n\n\u003ctd\u003eSwing disc with gravity closure\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWorking Pressure\u003c\/td\u003e\n\n\u003ctd\u003e285 psi @ 38°C Max.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eFluid Compatibility\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003eANSI flanged ductile iron swing check valve\u003c\/strong\u003e is suitable for the most common fluids in water and industrial infrastructure systems. The main groups are described below:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePotable water and process water\u003c\/strong\u003e — ductile iron is the standard material in potable water distribution; therefore, it is the usual specification in municipal and industrial hydraulic infrastructure projects\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRaw water and wastewater\u003c\/strong\u003e — suitable for raw water pumping stations, filtration plants, and wastewater treatment systems; ductile iron also resists mechanical stresses in these applications\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHVAC fluids — chilled water and return water\u003c\/strong\u003e — compatible with standard HVAC system fluids; for water with aggressive chemical treatments, consult Cematic's technical team\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAgricultural and industrial irrigation water\u003c\/strong\u003e — in irrigation distribution networks, this valve protects the system from backflow during pump shutdowns; ductile iron also offers adequate durability for irrigation installations with continuous service\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eApplications of the ANSI Flanged Ductile Iron Swing Check Valve\u003c\/h3\u003e\n\u003ch4\u003ePumping Systems\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eANSI flanged ductile iron swing check valve\u003c\/strong\u003e prevents backflow when the pump stops. The swing mechanism also protects the equipment against water hammer and extends the life of the pump and piping. For this reason, it is the standard protection component in centrifugal pump discharge lines in industrial and municipal installations.\u003c\/p\u003e\n\u003ch4\u003eWater and Wastewater Treatment\u003c\/h4\u003e\n\u003cp\u003eIn potable water and wastewater treatment plants, this valve also controls the flow direction in pumping, filtration, and sedimentation stations. Thanks to its ductile iron body, it operates reliably in continuous working conditions.\u003c\/p\u003e\n\u003cp\u003eLikewise, the ANSI 150 flanged connection facilitates valve replacement during preventive maintenance without stopping the entire system.\u003c\/p\u003e\n\u003ch4\u003eAgricultural and Industrial Irrigation Systems\u003c\/h4\u003e\n\u003cp\u003eIn irrigation distribution networks, this valve prevents water backflow due to pressure variations. It also protects the system from pump shutdowns. For this reason, it protects the integrity of the system and reduces pump wear due to reverse flow.\u003c\/p\u003e\n\u003cp\u003eIn addition, the ANSI 150 flanged connection ensures greater mechanical integrity in installations where the valve may be exposed to pipe stresses or vibrations.\u003c\/p\u003e\n\u003ch4\u003eManufacturing and Process Industry\u003c\/h4\u003e\n\u003cp\u003eIn industrial process lines — cooling, fluid distribution — this valve also protects the lines against reverse flow. Consequently, it reduces the risk of cross-contamination between lines and equipment damage due to reverse pressure.\u003c\/p\u003e\n\u003cp\u003eLikewise, ductile iron offers the necessary mechanical resistance for continuous service in industrial process installations.\u003c\/p\u003e\n\u003ch4\u003eHVAC Systems\u003c\/h4\u003e\n\u003cp\u003eIn hot and cold water circuits in HVAC systems, this valve also maintains the correct flow direction. Its swing design also offers low pressure loss during normal operation, so it does not penalize the energy efficiency of the HVAC system.\u003c\/p\u003e\n\u003cp\u003eFor this reason, it is the correct option when a check valve with an ANSI flanged connection is required in large-scale HVAC circuits.\u003c\/p\u003e\n\u003cp\u003eFor the complete range of check valves, see \u003ca href=\"https:\/\/cematic.com.mx\/collections\/valvulas-check\"\u003echeck valves collection →\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #b42222;\"\u003e\u003cstrong\u003eTechnical Data Sheet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":52438166667577,"sku":"PC10","price":3195.01,"currency_code":"MXN","in_stock":true},{"title":"2-1\/2\"","offer_id":52438166700345,"sku":"PC12","price":3664.86,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":52438166733113,"sku":"PC14","price":4792.51,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":52438166765881,"sku":"PC18","price":5920.16,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-check-columpio-hierro-bridas-dn50.jpg?v=1776799880"},{"product_id":"valvula-mariposa-cpvc-wafer-asiento-viton","title":"CPVC Wafer Butterfly Valve | Viton Seat | Up to 95°C | ISO 5211","description":"\u003ch2\u003eCPVC Butterfly Valve — Wafer Type, Viton Seat, up to 95 °C, ISO 5211\u003c\/h2\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003eCPVC butterfly valve with Viton seat\u003c\/strong\u003e covers the temperature range that conventional PVC butterfly valves cannot handle: with an operating temperature of \u003cstrong\u003e0 °C to 95 °C\u003c\/strong\u003e — almost double the limit of standard PVC (50 °C) — it is the right solution for hot water, low-temperature steam condensate, warm process fluids, and domestic hot water distribution systems where PVC would deform or fail due to thermal fatigue within weeks. The \u003cstrong\u003eCPVC\u003c\/strong\u003e (Chlorinated Polyvinyl Chloride) body and disc maintain the polymer's mechanical and chemical resistance at temperatures where standard PVC is no longer viable, combined with a \u003cstrong\u003eViton (FKM)\u003c\/strong\u003e seat that complements the chemical resistance for fluids that would degrade EPDM.\n\u003c\/p\u003e\n\u003cp\u003e\n  Wafer design — for installation between ANSI 150, DIN, or JIS flanges. Leverless: factory-prepared for direct mounting of pneumatic or electric actuators with an ISO 5211 mount. All diameters available in stock.\n\u003c\/p\u003e\n\n\u003ch3\u003eCPVC vs. PVC — the difference that justifies this product\u003c\/h3\u003e\n\u003cp\u003e\n  CPVC (\u003cem\u003eChlorinated\u003c\/em\u003e Polyvinyl Chloride) is standard PVC subjected to an additional chlorination process that increases the polymer's chlorine content from 56% to 67%. This process modifies the molecular structure of the polymer in two aspects critical for industrial applications:\n\u003c\/p\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eHigher heat deflection temperature:\u003c\/strong\u003e Standard PVC begins to soften and lose mechanical strength above 55–60 °C. CPVC maintains its structural rigidity up to 90–100 °C — a direct result of the increased molecular cross-link density generated by the additional chlorination. For a butterfly valve under 150 psi pressure, this difference determines whether the valve deforms in service or maintains its shape and seat sealing.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eGreater chemical resistance:\u003c\/strong\u003e The higher chlorine density in the CPVC chain makes it more resistant to some acids, alkalis, and organic fluids that would attack standard PVC. For fluids that are at the compatibility limit of PVC, CPVC often offers the necessary additional compatibility.\n  \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\n  \u003cstrong\u003eWhy CPVC outperforms PVC in butterfly valves:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003ctable\u003e\n\n  \u003cthead\u003e\n\n    \u003ctr\u003e\n\n      \u003cth\u003eCriterion\u003c\/th\u003e\n\n      \u003cth\u003eCPVC Butterfly Valve ← This product\u003c\/th\u003e\n\n      \u003cth\u003eStandard PVC Butterfly Valve\u003c\/th\u003e\n\n    \u003c\/tr\u003e\n\n  \u003c\/thead\u003e\n\n  \u003ctbody\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eMaximum operating temperature\u003c\/td\u003e\n\n      \u003ctd\u003e✅ 95 °C\u003c\/td\u003e\n\n      \u003ctd\u003e50 °C\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eDomestic hot water (60–80 °C)\u003c\/td\u003e\n\n      \u003ctd\u003e✅ First choice\u003c\/td\u003e\n\n      \u003ctd\u003e❌ Not suitable\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eSteam condensate (\u0026lt;95 °C)\u003c\/td\u003e\n\n      \u003ctd\u003e✅ Suitable\u003c\/td\u003e\n\n      \u003ctd\u003e❌ Not suitable\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eWarm process fluids (50–90 °C)\u003c\/td\u003e\n\n      \u003ctd\u003e✅ First choice in plastic\u003c\/td\u003e\n\n      \u003ctd\u003e❌ Not suitable\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eChemical resistance\u003c\/td\u003e\n\n      \u003ctd\u003e✅ Greater than PVC\u003c\/td\u003e\n\n      \u003ctd\u003eModerate\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eCold water and general services \u0026lt;50 °C\u003c\/td\u003e\n\n      \u003ctd\u003e✅ Suitable — higher cost than PVC\u003c\/td\u003e\n\n      \u003ctd\u003e✅ First choice — lower cost\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n\n      \u003ctd\u003eSteam above 100 °C\u003c\/td\u003e\n\n      \u003ctd\u003e❌ Not suitable\u003c\/td\u003e\n\n      \u003ctd\u003e❌ Not suitable\u003c\/td\u003e\n\n    \u003c\/tr\u003e\n\n  \u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003ch3\u003eThe Viton seat — why not EPDM in this valve\u003c\/h3\u003e\n\u003cp\u003e\n  The CPVC + Viton combination is not accidental — it is optimized for the range of applications where CPVC is necessary:\n\u003c\/p\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eTemperature:\u003c\/strong\u003e Viton (FKM) withstands service temperatures up to 200 °C — well above the CPVC limit. The Viton seat is never the limiting temperature factor in this valve; the CPVC body always defines the limit at 95 °C.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eChemical resistance:\u003c\/strong\u003e Viton resists fluids that most often require CPVC instead of PVC — diluted acids at moderate temperatures, solutions with agrochemicals, process fluids with traces of organic solvents. EPDM would not be compatible with several of these fluids.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eHot water with chemical treatment:\u003c\/strong\u003e Domestic hot water systems and heating circuits with corrosion inhibitors require a seat that resists both temperature and chemical additives — Viton covers both requirements better than EPDM.\n  \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eWafer design — installation between flanges\u003c\/h3\u003e\n\u003cp\u003e\n  The valve is installed compressed between the two pipe flanges, held by the through-bolts of the flanges. The body holes are \u003cstrong\u003ethrough-holes without threads\u003c\/strong\u003e — they require both flanges to be present to hold the valve in position. Compatible with flanges:\n\u003c\/p\u003e\n\u003cul\u003e\n\n  \u003cli\u003eANSI 150\u003c\/li\u003e\n\n  \u003cli\u003eDIN PN10 \/ PN16\u003c\/li\u003e\n\n  \u003cli\u003eJIS 10K\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\n  For installations where one side of the pipe needs to be disconnected while maintaining pressure on the other (dead-end service), the lug version with threaded holes is the correct choice — inquire about availability.\n\u003c\/p\u003e\n\n\u003ch3\u003eActuator-ready — leverless from factory\u003c\/h3\u003e\n\u003cp\u003e\n  This valve is supplied without a manual lever, with the ISO 5211 mount exposed and ready for direct actuator mounting. This is the correct configuration when the end use is always automated — the cost of the manual lever, which would be removed when mounting the actuator, is not wasted. For occasional manual operation, the lever can be purchased separately.\n\u003c\/p\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eSingle or double-acting pneumatic actuator:\u003c\/strong\u003e For isolation sequences and frequent opening in automated systems. The NC single-acting is the standard safety configuration for process fluids. \u003ca href=\"\/en\/collections\/valvulas-mariposa-con-actuador-neumatico\"\u003eSee butterfly valves with pneumatic actuator →\u003c\/a\u003e\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eON\/OFF or modulating electric actuator:\u003c\/strong\u003e For systems without a compressed air network, PLC control, or integration with BMS. \u003ca href=\"\/en\/collections\/valvulas-mariposa-con-actuador-electrico\"\u003eSee butterfly valves with electric actuator →\u003c\/a\u003e\n  \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eType:\u003c\/strong\u003e Wafer butterfly valve — between flanges, through-holes without threads\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBody material:\u003c\/strong\u003e CPVC (Chlorinated Polyvinyl Chloride)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eDisc material:\u003c\/strong\u003e CPVC\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eSeat:\u003c\/strong\u003e Viton (FKM)\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eStem:\u003c\/strong\u003e Stainless steel SS304\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eActuator mount:\u003c\/strong\u003e ISO 5211 — leverless from factory\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eFlange compatibility:\u003c\/strong\u003e ANSI 150, DIN PN10\/PN16, JIS 10K\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eWorking pressure:\u003c\/strong\u003e 150 psi (10.3 bar) at ambient temperature\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eWorking temperature:\u003c\/strong\u003e 0 °C to 95 °C\u003c\/li\u003e\n\n  \u003cli\u003e\n\n\u003cstrong\u003eBidirectional operation:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eChemical compatibility — CPVC + Viton\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e✅ Domestic hot water up to 95 °C\u003c\/li\u003e\n\n  \u003cli\u003e✅ Hot process water without high chlorides\u003c\/li\u003e\n\n  \u003cli\u003e✅ Sulfuric acid H₂SO₄ up to 25% at ambient temperature\u003c\/li\u003e\n\n  \u003cli\u003e✅ Hydrochloric acid HCl up to 20%\u003c\/li\u003e\n\n  \u003cli\u003e✅ Salt solutions, fertilizers with agrochemicals\u003c\/li\u003e\n\n  \u003cli\u003e✅ Vegetable oils and light oils\u003c\/li\u003e\n\n  \u003cli\u003e✅ Sodium hypochlorite up to 15%\u003c\/li\u003e\n\n  \u003cli\u003e✅ Seawater at moderate temperatures\u003c\/li\u003e\n\n  \u003cli\u003e⚠️ Ketones and esters: not compatible with Viton\u003c\/li\u003e\n\n  \u003cli\u003e⚠️ H₂SO₄ \u0026gt;50% or concentrated HCl at elevated temperature: use anti-corrosion butterfly valve with PTFE liner\u003c\/li\u003e\n\n  \u003cli\u003e❌ Steam above 100 °C: use metallic butterfly valve\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eMain applications\u003c\/h3\u003e\n\u003cul\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eDomestic hot water (DHW) — 60 to 95 °C:\u003c\/strong\u003e The most frequent application of CPVC butterfly valves in Mexico. Hot water installations in hospitals, hotels, shopping centers, and apartment buildings require valves that continuously withstand 60–80 °C — a temperature that would destroy a standard PVC butterfly valve in weeks. CPVC is the industry standard material for DHW pipes and valves in thermoplastic polymer.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eChemical industry — corrosive fluids at moderate temperatures:\u003c\/strong\u003e Diluted acids, moderate alkalis, and process solutions between 50 and 90 °C where standard PVC is not viable due to temperature, and stainless steel is excessively costly. CPVC covers this specific range with the lowest cost of the entire range.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eIrrigation systems with hot or solar water:\u003c\/strong\u003e Irrigation installations with water heated by solar collectors that can reach 60–80 °C in summer. PVC valves in these installations are the most frequent point of failure in summer when water reaches extreme temperatures.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eWater treatment — reagents at elevated temperatures:\u003c\/strong\u003e Dosing of process reagents at 50–80 °C in treatment plants. CPVC + Viton covers the chemical compatibility of the most frequent reagents at process temperatures where PVC is no longer sufficient.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eLow-pressure steam condensate (\u0026lt;95 °C):\u003c\/strong\u003e Low-pressure steam condensate exits at temperatures of 80–95 °C — above the PVC limit but within the CPVC range. For condensate return in installations with plastic pipes, the CPVC butterfly valve is the correct solution.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003ePools with hot water and spa:\u003c\/strong\u003e Hot tubs, spas, and heated pools where the water is maintained at 38–45 °C with chemical treatment. CPVC + Viton resists both the temperature and the water treatment products.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n\n    \u003cstrong\u003eFood industry — hot process water:\u003c\/strong\u003e Distribution of hot cleaning water (simplified CIP) and blanching in plants where the water temperature exceeds the standard PVC limit and a material that does not contaminate the product is required.\n  \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\n  For the complete range of plastic butterfly valves, see \u003ca href=\"\/en\/collections\/valvula-mariposa-pvc\"\u003ePVC and CPVC butterfly valves category →\u003c\/a\u003e\n\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":53272464589113,"sku":"PMCV0150","price":4624.46,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":53272464621881,"sku":"PMCV0165","price":4831.03,"currency_code":"MXN","in_stock":false},{"title":"3\"","offer_id":53272464654649,"sku":"PMCV0180","price":5567.5,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":53272464687417,"sku":"PMCV01100","price":7001.81,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":53272464720185,"sku":"PMCV01125","price":10575.46,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":53272464752953,"sku":"PMCV01150","price":14248.8,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":53272464785721,"sku":"PMCV01200","price":19687.86,"currency_code":"MXN","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-lug-cpvc-asiento-viton-150lb-dn100_32b049e5-141b-498e-b756-194e33c2521e.jpg?v=1787329858"},{"product_id":"valvula-estatica-de-balanceo-ss316-cf8m-bridas-en","title":"Válvula Estática de Balanceo | Cuerpo Acero Inoxidable SS316 | Bridas EN | Cematic","description":"\u003cstyle\u003e\n.pd { font-family: inherit; 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}\n\u003c\/style\u003e\n\u003cdiv class=\"pd\"\u003e\n\u003cp class=\"pd-intro\"\u003eLa \u003cstrong\u003eválvula estática de balanceo Cematic en acero inoxidable SS316\u003c\/strong\u003e es la solución de equilibrio hidráulico para sistemas donde la corrosión es una preocupación real — agua potable, alta cloración, industria farmacéutica, alimentaria y ambientes costeros. Con cuerpo, cubierta y disco íntegramente en SS316, vástago en latón, barril de vástago SS316 y sello EPDM, todos los componentes en contacto con el fluido son inoxidables, garantizando trazabilidad de materiales y durabilidad superior en servicios agresivos donde el hierro dúctil fallaría prematuramente.\u003c\/p\u003e\n\u003cdiv class=\"pd-badges\"\u003e\n\u003cspan class=\"pd-badge\"\u003e✓ Cuerpo SS316\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Cubierta SS316\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Disco SS316\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Vástago Latón\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Barril vástago SS316\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Sello EPDM\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Bridas EN 1092-2 PN16\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Agua potable y alta cloración\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ DN50 – DN150\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ ISO 9001:2015\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2\u003eMateriales de construcción\u003c\/h2\u003e\n\u003cdiv class=\"pd-mat\"\u003e\n\u003cdiv class=\"pd-mat-card pd-mat-card-ss\"\u003e\n\u003cdiv class=\"pd-mat-label-ss\"\u003eCuerpo\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value-ss\"\u003eAcero inoxidable SS316\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eResistencia a cloro, ozono y desinfectantes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card pd-mat-card-ss\"\u003e\n\u003cdiv class=\"pd-mat-label-ss\"\u003eCubierta \/ Bonete\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value-ss\"\u003eAcero inoxidable SS316\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eMisma aleación que el cuerpo\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card pd-mat-card-ss\"\u003e\n\u003cdiv class=\"pd-mat-label-ss\"\u003eDisco \/ Obturador\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value-ss\"\u003eAcero inoxidable SS316\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eInoxidable — trazabilidad completa\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eVástago\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eLatón\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eResistencia a la corrosión en agua tratada\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card pd-mat-card-ss\"\u003e\n\u003cdiv class=\"pd-mat-label-ss\"\u003eBarril del vástago\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value-ss\"\u003eAcero inoxidable SS316\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eProtección exterior del mecanismo\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eSello dinámico\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eEPDM\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eO-rings vástago, bonete y tomas de presión\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eJunta de brida\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eEPDM\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eCompatible con agua potable y glicolada\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-highlight pd-hl-green\"\u003e\n\u003cstrong\u003eComponentes inoxidables en todo el circuito hidráulico del fluido:\u003c\/strong\u003e cuerpo, cubierta, disco y barril del vástago son todos SS316. El único componente no inoxidable en contacto indirecto es el vástago en latón, cubierto externamente por el barril SS316. Esta configuración cumple con los requisitos de trazabilidad de materiales en industria farmacéutica y alimentaria y garantiza cero corrosión galvánica en el interior de la válvula.\u003c\/div\u003e\n\u003ch2\u003eEspecificaciones técnicas\u003c\/h2\u003e\n\u003cdiv class=\"pd-specs\"\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eTipo de válvula\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eBalanceo estático de doble regulación — cuerpo oblicuo en Y\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eNorma de diseño\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eBS 7350 | GB\/T 28636-2012\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eCara a cara\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eEN 558-1 Serie 1\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eConexión de extremos\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eBridas PN16 según EN 1092-2 — cara realzada (RF)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión nominal\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003ePN16 (1.6 MPa)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión máx. de trabajo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e1.6 MPa a temperatura ambiente\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión de prueba cuerpo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e2.4 MPa (ensayo hidrostático)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión de prueba asiento\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e1.76 MPa\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eDiámetros nominales\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eDN50 – DN150 (2\" a 6\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eTemperatura de trabajo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e–20°C a +120°C\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eFluido de diseño\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eAgua potable · agua caliente\/fría · agua glicolada · fluidos de proceso no corrosivos\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial del cuerpo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eAcero inoxidable SS316 (AISI 316)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial de la cubierta\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eAcero inoxidable SS316 (AISI 316)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial del disco\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eAcero inoxidable SS316 (AISI 316)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial del vástago\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eLatón\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eBarril del vástago\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eAcero inoxidable SS316 (AISI 316)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eSello dinámico\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eEPDM — O-rings vástago, bonete y tomas de presión\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eJunta de brida\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eEPDM\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eVolante\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eNylon PA66-GF30 de alta resistencia con escala de apertura graduada\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eFunción de memoria\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eTope de carrera ajustable y bloqueable por tornillo de fijación\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eTomas de medición\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e2 puertos laterales — conexión directa a medidor de caudal portátil\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eFunción de corte\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eCierre completo (shut-off) integrado — sin válvula adicional\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eCertificación\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eISO 9001:2015\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003eSS316 vs GGG40 — cuándo elegir este producto\u003c\/h2\u003e\n\u003cdiv class=\"pd-vs\"\u003e\n\u003cdiv class=\"pd-vs-ss\"\u003e\n\u003cdiv class=\"pd-vs-title\" style=\"color: #27500a;\"\u003e✓ Este producto — SS316\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Agua potable y sistemas abiertos\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Alta cloración, ozono, dióxido de cloro\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Edificios costeros — humedad salina\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Farmacéutica y alimentaria — trazabilidad\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Agua purificada y agua de proceso\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Hospitales, laboratorios, plantas de alimentos\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Contra incendio con agua potable\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-ggg\"\u003e\n\u003cdiv class=\"pd-vs-title\" style=\"color: #1a2e44;\"\u003eGGG40 — Hierro dúctil\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Sistemas cerrados de climatización tratada\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Agua con inhibidores pH 8–10 controlado\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Agua glicolada en circuito cerrado\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\"\u003e✓ Menor costo inicial\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\" style=\"color: #a32d2d;\"\u003e✗ No apto para agua potable\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\" style=\"color: #a32d2d;\"\u003e✗ No apto para alta cloración\u003c\/div\u003e\n\u003cdiv class=\"pd-vs-item\" style=\"color: #a32d2d;\"\u003e✗ No apto para ambientes costeros\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003eCaracterísticas principales\u003c\/h2\u003e\n\u003cdiv class=\"pd-features\"\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eSS316 integral — resistencia a desinfectantes\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eCuerpo, cubierta y disco en SS316 resisten el cloro, dióxido de cloro, ozono e inhibidores agresivos que corroen el hierro dúctil. Apto para agua potable sin restricciones de uso.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eBarril del vástago SS316\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eEl barril exterior del mecanismo de vástago en SS316 protege el mecanismo interior en latón del ambiente exterior — ideal en salas de máquinas húmedas, ambientes costeros o instalaciones con condensación frecuente.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eCuerpo oblicuo en Y — menor pérdida de presión\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eEl diseño en Y reduce la caída de presión intrínseca respecto a válvulas de globo de cuerpo recto, optimizando el consumo energético de las bombas en operación continua.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eDoble función integrada\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eRegulación precisa de caudal y corte total (shut-off) en un único cuerpo SS316. Elimina válvulas de seccionamiento adicionales en cada ramal del circuito.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003e2 tomas de presión integradas\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eConexión directa al medidor de caudal portátil (hidrómetro) para medición y ajuste en campo durante el comisionamiento y verificaciones periódicas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eFunción de memoria — tope bloqueable\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eTope de carrera ajustable y bloqueable por tornillo. Permite re-establecer el caudal de diseño exacto tras cualquier intervención sin volver a medir.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003eDimensiones generales de referencia\u003c\/h2\u003e\n\u003cdiv class=\"pd-dims\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTamaño\u003c\/th\u003e\n\u003cth\u003eL (mm)\u003c\/th\u003e\n\u003cth\u003eDN (mm)\u003c\/th\u003e\n\u003cth\u003eØD (mm)\u003c\/th\u003e\n\u003cth\u003eØD1 (mm)\u003c\/th\u003e\n\u003cth\u003eØD2 (mm)\u003c\/th\u003e\n\u003cth\u003eN-Ød\u003c\/th\u003e\n\u003cth\u003eb (mm)\u003c\/th\u003e\n\u003cth\u003ef (mm)\u003c\/th\u003e\n\u003cth\u003eH Máx (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN50 (2\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e46\u003c\/td\u003e\n\u003ctd\u003e165\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e99\u003c\/td\u003e\n\u003ctd\u003e4-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e204\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN65 (2½\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e290\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e185\u003c\/td\u003e\n\u003ctd\u003e145\u003c\/td\u003e\n\u003ctd\u003e118\u003c\/td\u003e\n\u003ctd\u003e4-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN80 (3\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e310\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003ctd\u003e132\u003c\/td\u003e\n\u003ctd\u003e8-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN100 (4\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003ctd\u003e180\u003c\/td\u003e\n\u003ctd\u003e156\u003c\/td\u003e\n\u003ctd\u003e8-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e245\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN125 (5\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003ctd\u003e184\u003c\/td\u003e\n\u003ctd\u003e8-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN150 (6\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e480\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e285\u003c\/td\u003e\n\u003ctd\u003e240\u003c\/td\u003e\n\u003ctd\u003e211\u003c\/td\u003e\n\u003ctd\u003e8-Ø23\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e280\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.82em; color: #666; margin-top: -8px;\"\u003eCara de brida RF según EN 1092-2. Agujeros de brida según PN16.\u003c\/p\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003eAplicaciones principales\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eIndustria \/ Servicio\u003c\/th\u003e\n\u003cth\u003eAplicación típica\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClimatización en ambientes agresivos\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEdificios costeros, zonas con alta humedad salina o agua con alta concentración de cloro o inhibidores agresivos donde el GGG40 correría riesgo de corrosión\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTratamiento de agua potable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eColectores de distribución con agua clorada, agua con dióxido de cloro u ozono — resistencia superior del SS316 a los desinfectantes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFarmacéutica y biotecnología\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDistribución calibrada de agua purificada y agua de proceso — cuerpo, cubierta y disco SS316 cumplen trazabilidad de materiales\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlimentaria y bebidas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAgua de proceso y agua de enfriamiento con requisitos de materiales inoxidables en contacto con el fluido\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalefacción y district heating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSistemas con agua glicolada hasta –20°C, especialmente en instalaciones con exigencia de materiales inoxidables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEdificios con normativa estricta\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHospitales, laboratorios y plantas de alimentos — agua fría sanitaria y sistemas contra incendio con materiales inoxidables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"pd-highlight pd-hl-blue\"\u003e\n\u003cstrong\u003ePara sistemas cerrados estándar\u003c\/strong\u003e con agua tratada y pH controlado entre 8 y 10 — climatización e industria de procesos — la versión en \u003ca class=\"pd-link\" href=\"\/en\/products\/valvula-estatica-de-balanceo-ggg40-bridas-en\"\u003ehierro dúctil GGG40 →\u003c\/a\u003e ofrece las mismas prestaciones hidráulicas a menor costo.\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003e¿Por qué elegir Cematic?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmpresa certificada ISO 9001:2015\u003c\/strong\u003e — trazabilidad y control de calidad en cada producto\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStock en CDMX\u003c\/strong\u003e — entrega inmediata en los tamaños más solicitados sin tiempos de importación\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsesoría técnica directa\u003c\/strong\u003e — selección de material, tamaño y verificación de caudal el mismo día hábil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentación completa\u003c\/strong\u003e — ficha técnica y certificados de material disponibles para ingeniería y proyectos\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-estatica-de-balanceo-cuerpo-en-acero-inoxidable-316-bridas-en-SBV1.pdf?v=1784748946\" target=\"_blank\" title=\"Ficha técnica de válvula estática de balanceo Cuerpo SS316 Bridas PN16 - Cematic\" rel=\"noopener\"\u003e\u003cspan style=\"color: rgb(187, 32, 32);\"\u003e\u003cstrong\u003eFicha Técnica\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv class=\"pd-cta\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"pd-cta-text\"\u003eCotiza tu válvula de balanceo SS316 hoy\u003c\/div\u003e\n\u003cdiv class=\"pd-cta-sub\"\u003eIndica DN, caudal de diseño, fluido y temperatura — respuesta el mismo día hábil\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-cta-links\"\u003e\n\u003ca href=\"https:\/\/wa.me\/5215585489651\"\u003eWhatsApp\u003c\/a\u003e \u003ca href=\"mailto:ventas@cematic.com\"\u003eCorreo\u003c\/a\u003e \u003ca href=\"\/en\/pages\/contacto\"\u003eSoporte Técnico\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":54199092576569,"sku":"SBV110","price":25769.95,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":54199092609337,"sku":"SBV112","price":32532.14,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":54199092642105,"sku":"SBV114","price":38490.51,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":54199092674873,"sku":"SBV116","price":46444.38,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":54199092707641,"sku":"SBV120","price":69701.7,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":54199092740409,"sku":"SBV124","price":88181.08,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-presion-balanceada-estatica-ss316.jpg?v=1784670910"},{"product_id":"valvula-estatica-de-balanceo-ggg40-bridas-en","title":"Válvula Estática de Balanceo | Cuerpo GGG40 Hierro Dúctil | Bridas EN | Cematic","description":"\u003cstyle\u003e\n.pd { font-family: inherit; color: inherit; }\n.pd-intro { font-size: 1.05em; line-height: 1.7; margin-bottom: 1.5rem; }\n.pd-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 2rem; }\n.pd-badge { background: #e6f1fb; border: 1px solid #a8cff0; color: #0c447c; padding: 5px 12px; border-radius: 20px; font-size: 0.82em; font-weight: 500; }\n.pd h2 { font-size: 1.18em; font-weight: 600; margin: 2rem 0 0.75rem; border-bottom: 2px solid #1a2e44; padding-bottom: 5px; color: #1a2e44; }\n.pd p { line-height: 1.7; margin-bottom: 0.85rem; }\n.pd ul { margin: 0.4rem 0 1rem 1.2rem; }\n.pd ul li { margin-bottom: 6px; line-height: 1.6; }\n.pd table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; font-size: 0.9em; }\n.pd table th { background: #1a2e44; color: #fff; padding: 8px 12px; text-align: left; font-weight: 500; }\n.pd table td { padding: 7px 12px; border-bottom: 1px solid #eaecef; vertical-align: top; }\n.pd table tr:nth-child(even) td { background: #f6f8fa; }\n.pd-specs { background: #f6f8fa; border-radius: 8px; padding: 16px 20px; margin: 1rem 0 1.5rem; }\n.pd-specs-row { display: flex; gap: 8px; padding: 7px 0; border-bottom: 1px solid #eaecef; font-size: 0.9em; align-items: flex-start; }\n.pd-specs-row:last-child { border-bottom: none; }\n.pd-specs-label { font-weight: 500; width: 220px; flex-shrink: 0; color: #555; }\n.pd-specs-value { color: #222; flex: 1; }\n.pd-mat { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; margin: 1rem 0 1.5rem; }\n.pd-mat-card { background: #fafbfc; border: 1px solid #e0e6ed; border-radius: 8px; padding: 12px 14px; }\n.pd-mat-label { font-size: 0.78em; font-weight: 500; color: #555; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 4px; }\n.pd-mat-value { font-size: 0.92em; font-weight: 500; color: #1a2e44; }\n.pd-mat-note { font-size: 0.8em; color: #888; margin-top: 3px; }\n.pd-features { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 1rem 0 1.5rem; }\n.pd-feat { background: #fafbfc; border: 1px solid #e0e6ed; border-radius: 8px; padding: 14px 16px; }\n.pd-feat-title { font-size: 0.92em; font-weight: 600; color: #1a2e44; margin-bottom: 6px; }\n.pd-feat-text { font-size: 0.85em; color: #555; line-height: 1.6; margin: 0; }\n.pd-highlight { border-left: 3px solid; border-radius: 0 6px 6px 0; padding: 10px 14px; margin: 1rem 0; font-size: 0.9em; line-height: 1.6; }\n.pd-hl-blue { border-color: #185fa5; background: #e6f1fb; color: #042c53; }\n.pd-hl-green { border-color: #3b6d11; background: #eaf3de; color: #173404; }\n.pd-hl-red { border-color: #a32d2d; background: #fcebeb; color: #501313; }\n.pd-dims { overflow-x: auto; margin: 1rem 0 1.5rem; }\n.pd-cta { background: #1a2e44; color: #fff; border-radius: 8px; padding: 18px 22px; margin: 2rem 0 0; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }\n.pd-cta-text { font-size: 0.95em; font-weight: 500; }\n.pd-cta-sub { font-size: 0.83em; opacity: 0.8; margin-top: 3px; }\n.pd-cta-links { display: flex; gap: 10px; flex-wrap: wrap; }\n.pd-cta a { background: #fff; color: #1a2e44; padding: 7px 16px; border-radius: 5px; text-decoration: none; font-size: 0.85em; font-weight: 600; white-space: nowrap; }\n.pd-divider { border: none; border-top: 1px solid #e0e6ed; margin: 1.75rem 0; }\n.pd-link { color: #185fa5; text-decoration: underline; }\n\u003c\/style\u003e\n\u003cdiv class=\"pd\"\u003e\n\u003cp class=\"pd-intro\"\u003eLa \u003cstrong\u003eválvula estática de balanceo Cematic en cuerpo hierro dúctil GGG40\u003c\/strong\u003e es un dispositivo de doble regulación diseñado para garantizar el equilibrio hidráulico en sistemas cerrados de climatización, calefacción y agua de proceso industrial. Su cuerpo oblicuo en Y en hierro dúctil GGG40, con disco GGG40, vástago en latón y sello EPDM, integra en un único cuerpo la regulación precisa de caudal y el corte total — eliminando la necesidad de válvulas de seccionamiento adicionales en el circuito.\u003c\/p\u003e\n\u003cdiv class=\"pd-badges\"\u003e\n\u003cspan class=\"pd-badge\"\u003e✓ Cuerpo GGG40 — Hierro dúctil\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Disco GGG40\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Vástago Latón\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Sello EPDM\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Bridas EN 1092-2 PN16\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Doble regulación — caudal + shut-off\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ 2 tomas de presión integradas\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ Función memoria — tope bloqueable\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ DN50 – DN150\u003c\/span\u003e \u003cspan class=\"pd-badge\"\u003e✓ ISO 9001:2015\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2\u003eMateriales de construcción\u003c\/h2\u003e\n\u003cdiv class=\"pd-mat\"\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eCuerpo\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eHierro dúctil GGG40\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eAlta resistencia mecánica y al impacto\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eCubierta \/ Bonete\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eHierro dúctil GGG40\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eMisma aleación que el cuerpo\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eDisco \/ Obturador\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eHierro dúctil GGG40\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eResistente a la fatiga mecánica\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eVástago\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eLatón\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eResistencia a la corrosión en agua tratada\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eSello dinámico\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eEPDM\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eO-rings vástago, bonete y tomas de presión\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-card\"\u003e\n\u003cdiv class=\"pd-mat-label\"\u003eJunta de brida\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-value\"\u003eEPDM\u003c\/div\u003e\n\u003cdiv class=\"pd-mat-note\"\u003eCompatible con agua tratada y glicolada\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eEspecificaciones técnicas\u003c\/h2\u003e\n\u003cdiv class=\"pd-specs\"\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eTipo de válvula\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eBalanceo estático de doble regulación — cuerpo oblicuo en Y\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eNorma de diseño\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eBS 7350 | GB\/T 28636-2012\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eCara a cara\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eEN 558-1 Serie 1\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eConexión de extremos\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eBridas PN16 según EN 1092-2 — cara realzada (RF)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión nominal\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003ePN16 (1.6 MPa)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión máx. de trabajo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e1.6 MPa a temperatura ambiente\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión de prueba cuerpo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e2.4 MPa (ensayo hidrostático)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003ePresión de prueba asiento\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e1.76 MPa\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eDiámetros nominales\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eDN50 – DN150 (2\" a 6\")\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eTemperatura de trabajo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e–20°C a +120°C\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eFluido de diseño\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eAgua caliente \/ fría en sistema cerrado tratado · agua glicolada\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial del cuerpo\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eHierro dúctil GGG40 (EN-GJS-400-15)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial de la cubierta\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eHierro dúctil GGG40 (EN-GJS-400-15)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial del disco\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eHierro dúctil GGG40 (EN-GJS-400-15)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eMaterial del vástago\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eLatón\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eSello dinámico\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eEPDM — O-rings vástago, bonete y tomas de presión\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eJunta de brida\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eEPDM\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eVolante\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eNylon PA66-GF30 de alta resistencia con escala de apertura graduada\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eFunción de memoria\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eTope de carrera ajustable y bloqueable por tornillo de fijación\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eTomas de medición\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003e2 puertos laterales — conexión directa a medidor de caudal portátil\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eFunción de corte\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eCierre completo (shut-off) integrado — sin válvula adicional\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-specs-row\"\u003e\n\u003cspan class=\"pd-specs-label\"\u003eCertificación\u003c\/span\u003e\u003cspan class=\"pd-specs-value\"\u003eISO 9001:2015\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003cdiv class=\"pd-highlight pd-hl-blue\"\u003e\n\u003cstrong\u003e¿Por qué GGG40 en lugar de hierro fundido gris?\u003c\/strong\u003e El hierro dúctil GGG40 (EN-GJS-400-15) tiene una resistencia a la tracción mínima de 400 MPa y un alargamiento del 15% antes de la rotura — propiedades que el hierro fundido gris convencional no puede igualar. En válvulas de balanceo sometidas a ciclos de presión y mantenimiento frecuente, el GGG40 elimina el riesgo de fractura frágil y extiende significativamente la vida útil del cuerpo y la cubierta.\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003eCaracterísticas principales\u003c\/h2\u003e\n\u003cdiv class=\"pd-features\"\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eCuerpo oblicuo en Y — menor pérdida de presión\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eEl diseño en Y reduce la caída de presión intrínseca respecto a válvulas de globo de cuerpo recto, optimizando el consumo energético de las bombas del sistema en operación continua.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eDoble función integrada\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eRegulación precisa del caudal y corte total (shut-off) en un único cuerpo GGG40. Elimina válvulas de seccionamiento adicionales en cada ramal del circuito.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003e2 tomas de presión integradas\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003ePermiten conectar directamente el medidor de caudal portátil (hidrómetro) para medición y ajuste en campo durante el comisionamiento y verificaciones periódicas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eEscala de apertura graduada\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eEl volante PA66-GF30 incluye escala numérica de posición. Permite registrar el ajuste de caudal y reproducirlo exactamente tras cualquier intervención de mantenimiento.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eFunción de memoria — tope bloqueable\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eTope de carrera ajustable y bloqueable por tornillo. Tras cerrar para aislar un equipo, el operador devuelve la válvula exactamente al caudal de diseño sin necesidad de volver a medir.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"pd-feat-title\"\u003eSello EPDM — resistencia al agua tratada\u003c\/div\u003e\n\u003cp class=\"pd-feat-text\"\u003eLos O-rings EPDM en vástago, bonete y tomas de presión son compatibles con agua caliente, agua fría, inhibidores de corrosión y agua glicolada en el rango –20°C a +120°C.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003eDimensiones generales de referencia\u003c\/h2\u003e\n\u003cdiv class=\"pd-dims\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTamaño\u003c\/th\u003e\n\u003cth\u003eL (mm)\u003c\/th\u003e\n\u003cth\u003eDN (mm)\u003c\/th\u003e\n\u003cth\u003eØD (mm)\u003c\/th\u003e\n\u003cth\u003eØD1 (mm)\u003c\/th\u003e\n\u003cth\u003eØD2 (mm)\u003c\/th\u003e\n\u003cth\u003eN-Ød\u003c\/th\u003e\n\u003cth\u003eb (mm)\u003c\/th\u003e\n\u003cth\u003ef (mm)\u003c\/th\u003e\n\u003cth\u003eH Máx (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN50 (2\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e46\u003c\/td\u003e\n\u003ctd\u003e165\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e99\u003c\/td\u003e\n\u003ctd\u003e4-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e204\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN65 (2½\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e290\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e185\u003c\/td\u003e\n\u003ctd\u003e145\u003c\/td\u003e\n\u003ctd\u003e118\u003c\/td\u003e\n\u003ctd\u003e4-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN80 (3\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e310\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003ctd\u003e132\u003c\/td\u003e\n\u003ctd\u003e8-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN100 (4\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e220\u003c\/td\u003e\n\u003ctd\u003e180\u003c\/td\u003e\n\u003ctd\u003e156\u003c\/td\u003e\n\u003ctd\u003e8-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e245\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN125 (5\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003ctd\u003e184\u003c\/td\u003e\n\u003ctd\u003e8-Ø19\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e260\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDN150 (6\")\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e480\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e285\u003c\/td\u003e\n\u003ctd\u003e240\u003c\/td\u003e\n\u003ctd\u003e211\u003c\/td\u003e\n\u003ctd\u003e8-Ø23\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e280\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.82em; color: #666; margin-top: -8px;\"\u003eCara de brida RF según EN 1092-2. Agujeros de brida según PN16.\u003c\/p\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003eAplicaciones principales\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eServicio\u003c\/th\u003e\n\u003cth\u003eAplicación típica\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClimatización y HVAC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRetorno de fan-coils y UMAs — garantiza el caudal de diseño a cada terminal en sistemas de agua helada o agua caliente tratada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalefacción centralizada\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDistrict heating y sistemas de suelo radiante con agua caliente tratada y agua glicolada en circuito cerrado\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgua de proceso industrial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCircuitos cerrados de enfriamiento de equipos e intercambiadores en plantas químicas, petroquímicas y de manufactura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGeneración de energía\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAgua de refrigeración de condensadores en plantas termoeléctricas y de ciclo combinado con agua desmineralizada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"pd-highlight pd-hl-red\"\u003e\n\u003cstrong\u003eRestricciones de uso:\u003c\/strong\u003e Este producto \u003cstrong\u003eno debe instalarse\u003c\/strong\u003e en circuitos abiertos, sistemas de agua potable, redes de agua de riego ni en servicios donde el oxígeno disuelto no esté controlado. El cuerpo GGG40 requiere agua tratada con inhibidores de corrosión y pH controlado entre 8 y 10. Para agua potable, alta cloración o ambientes costeros utilizar la versión en \u003ca class=\"pd-link\" href=\"\/en\/products\/valvula-estatica-de-balanceo-acero-inoxidable-ss316-cf8m-bridas-en\"\u003eacero inoxidable CF8M (SS316) →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003chr class=\"pd-divider\"\u003e\n\u003ch2\u003e¿Por qué elegir Cematic?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmpresa certificada ISO 9001:2015\u003c\/strong\u003e — trazabilidad y control de calidad en cada producto\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStock en CDMX\u003c\/strong\u003e — entrega inmediata en los tamaños más solicitados sin tiempos de importación\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsesoría técnica directa\u003c\/strong\u003e — selección de tamaño y verificación de caudal el mismo día hábil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocumentación completa\u003c\/strong\u003e — ficha técnica y certificados disponibles para ingeniería y proyectos\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-estatica-de-balanceo-cuerpo-herro-ductil-bridas-en-SBVC1.pdf?v=1784748979\" target=\"_blank\" title=\"Ficha técnica de válvula estática de balanceo Cuerpo Hierro dúctil Bridas PN16 - Cematic\" rel=\"noopener\"\u003e\u003cspan style=\"color: rgb(187, 32, 32);\"\u003e\u003cstrong\u003eFicha Técnica\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv class=\"pd-cta\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"pd-cta-text\"\u003eCotiza tu válvula de balanceo hoy\u003c\/div\u003e\n\u003cdiv class=\"pd-cta-sub\"\u003eIndica DN, caudal de diseño y temperatura — respuesta el mismo día hábil\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-cta-links\"\u003e\n\u003ca href=\"https:\/\/wa.me\/5215585489651\"\u003eWhatsApp\u003c\/a\u003e \u003ca href=\"mailto:ventas@cematic.com\"\u003eCorreo\u003c\/a\u003e \u003ca href=\"\/en\/pages\/contacto\"\u003eSoporte Técnico\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":54199098245433,"sku":"SBVC110","price":3768.2,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":54199098278201,"sku":"SBVC112","price":4346.53,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":54199098310969,"sku":"SBVC114","price":5576.44,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":54199098343737,"sku":"SBVC116","price":7588.08,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":54199098376505,"sku":"SBVC120","price":10021.63,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":54199098409273,"sku":"SBVC124","price":14019.32,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-presion-balanceada-estatica-wcb_091c0f70-4332-45d7-bafc-08737dd6e3c3.jpg?v=1784671362"},{"product_id":"valvula-check-doble-disco-wcb-cf8m-clase-300","title":"Válvula Check Doble Disco WCB Clase 300 | Disco CF8M | Resorte Inconel | API 594","description":"\u003c!--\n╔══════════════════════════════════════════════════════════════════╗\n║   CEMATIC — RESUMEN SEO — COPIAR Y PEGAR EN SHOPIFY \/ YOAST     ║\n║   Válvula Duo Check WCB Disco CF8M Clase 300                    ║\n╚══════════════════════════════════════════════════════════════════╝\n\n┌─────────────────────────────────────────────────────────────────┐\n│ TÍTULO DE PRODUCTO                                              │\n├─────────────────────────────────────────────────────────────────┤\n│ Válvula Check Doble Disco WCB Clase 300 | Disco CF8M | Resorte  │\n│ Inconel | API 594                                               │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ SLUG \/ URL HANDLE                                               │\n├─────────────────────────────────────────────────────────────────┤\n│ valvula-check-doble-disco-wcb-cf8m-clase-300                    │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ FRASE CLAVE YOAST                                               │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula check doble disco WCB clase 300                         │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ SEO PAGE TITLE  (≤ 60 caracteres)                               │\n├─────────────────────────────────────────────────────────────────┤\n│ Válvula Check Doble Disco WCB CF8M Clase 300 – Cematic          │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ META DESCRIPTION  (≤ 155 caracteres)                            │\n├─────────────────────────────────────────────────────────────────┤\n│ Válvula check doble disco WCB clase 300, disco CF8M, cara de    │\n│ asiento SS316, resorte Inconel X750, API 594, -29°C a 300°C.   │\n│ Agua, vapor, aceite y gas. Stock México.                        │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ ALT TEXT — IMAGEN 1                                             │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula check doble disco WCB clase 300 disco CF8M resorte      │\n│ Inconel API 594 – Cematic®                                      │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ ALT TEXT — IMAGEN 2                                             │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula check doble disco clase 300 corte transversal disco     │\n│ partido resorte Inconel X750 – Cematic®                         │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ ALT TEXT — IMAGEN 3                                             │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula duo check WCB CF8M clase 300 brida ASME B16.5 tabla     │\n│ dimensional – Cematic®                                          │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ OG TITLE \/ TWITTER TITLE                                        │\n├─────────────────────────────────────────────────────────────────┤\n│ Válvula Check Doble Disco WCB CF8M Clase 300 | API 594 – Cematic│\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ KEYWORDS \/ TAGS SHOPIFY                                         │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula check doble disco clase 300, duo check valve WCB CF8M,  │\n│ válvula retención doble disco API 594, check valve ASME 300LB   │\n│ acero carbono, válvula check doble disco vapor agua aceite gas, │\n│ dual plate check valve Inconel resorte, válvula check clase 300 │\n│ México                                                          │\n└─────────────────────────────────────────────────────────────────┘\n\n  ↓↓↓  DESCRIPCIÓN HTML — pegar en campo \"Description\" de Shopify  ↓↓↓\n--\u003e\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 1 — H2 DE DESCRIPCIÓN\n     ═══════════════════════════════════════════ --\u003e\n\u003ch1\u003eVálvula Check Doble Disco WCB Clase 300 — Disco CF8M | Asiento SS316 | Resorte Inconel X750 | API 594\u003c\/h1\u003e\n\u003cp\u003eLa \u003cstrong\u003eválvula check doble disco WCB clase 300\u003c\/strong\u003e de Cematic previene el flujo inverso en sistemas de tuberías de alta presión con diseño compacto y respuesta rápida. Gracias a su \u003cstrong\u003ediseño de doble disco partido\u003c\/strong\u003e, el cierre se produce en la línea central del flujo al menor diferencial de presión inverso.  Por lo tanto, elimina el golpe de ariete por cierre brusco que generan las válvulas de retención de disco oscilante convencionales.\u003c\/p\u003e\n\u003cp\u003eEn cuanto a sus materiales, el \u003cstrong\u003ecuerpo en acero al carbono A216 WCB\u003c\/strong\u003e ofrece alta resistencia mecánica para servicio a presión Clase 300. Por esta razón, es la especificación estándar en sistemas de agua, vapor, aceite y gas donde la relación resistencia-costo es un criterio de diseño.  Además, el \u003cstrong\u003edisco en CF8M (SS316 fundido) \u003c\/strong\u003e y la \u003cstrong\u003ecara de asiento en SS316\u003c\/strong\u003e aportan resistencia a la corrosión en contacto directo con el fluido.\u003c\/p\u003e\n\u003cp\u003ePor otro lado, el \u003cstrong\u003eresorte en Inconel X750\u003c\/strong\u003e garantiza la fuerza de cierre en condiciones de alta temperatura sin relajación del resorte. De este modo, la válvula cierra de forma positiva incluso en servicios de vapor donde los resortes de acero inoxidable convencional pierden fuerza con el tiempo.\u003c\/p\u003e\n\u003cp\u003eComo resultado, es la especificación de referencia en sistemas de vapor de proceso, Oil \u0026amp; Gas y generación de energía con clases de presión 300 y superiores.\u003c\/p\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 2 — DOBLE DISCO VS DISCO OSCILANTE\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eVálvula Check Doble Disco vs. Disco Oscilante — ¿Por Qué el Doble Disco en Alta Presión?\u003c\/h2\u003e\n\u003cp\u003eAntes de seleccionar el tipo de válvula check, es importante entender las diferencias constructivas. Por lo tanto, la siguiente tabla resume los criterios que justifican el doble disco en sistemas de alta presión:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCriterio\u003c\/th\u003e\n\u003cth\u003eDoble Disco ← Este modelo\u003c\/th\u003e\n\u003cth\u003eDisco Oscilante Convencional\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVelocidad de cierre\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Muy rápida — el disco cierra antes de que el flujo se invierta completamente\u003c\/td\u003e\n\u003ctd\u003eLenta — el disco oscilante tarda en cerrarse por inercia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGolpe de ariete al cerrar\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Mínimo — el cierre rápido evita la inversión de velocidad del fluido\u003c\/td\u003e\n\u003ctd\u003eAlto — el cierre tardío genera impacto hidráulico severo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePerfil de instalación\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Muy compacto — longitud cara a cara tipo wafer o lug\u003c\/td\u003e\n\u003ctd\u003eMayor longitud — requiere espacio para la trayectoria del disco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosición de instalación\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Horizontal, vertical y cualquier ángulo con resorte\u003c\/td\u003e\n\u003ctd\u003ePreferentemente horizontal — limitaciones en vertical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePérdida de presión\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Menor — el disco partido reduce la obstrucción al flujo\u003c\/td\u003e\n\u003ctd\u003eMayor — el disco único genera mayor resistencia hidráulica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResorte de cierre\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Inconel X750 — sin relajación a alta temperatura\u003c\/td\u003e\n\u003ctd\u003eVariable — generalmente SS316 con mayor relajación térmica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIdeal para\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVapor, bombas de alta velocidad, compresores, sistemas con golpe de ariete\u003c\/td\u003e\n\u003ctd\u003eServicios de baja velocidad y presión sin riesgo de golpe de ariete\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 3 — INCONEL X750: POR QUÉ IMPORTA\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eResorte Inconel X750 en la Válvula Check Doble Disco WCB — El Diferenciador en Alta Temperatura\u003c\/h2\u003e\n\u003cp\u003eEl material del resorte es el componente crítico que define la confiabilidad de cierre a largo plazo en servicios de alta temperatura. Por lo tanto, es importante entender por qué el Inconel X750 es superior al SS316 en la \u003cstrong\u003eválvula check doble disco WCB clase 300\u003c\/strong\u003e en esta aplicación:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSin relajación térmica hasta 650 °C:\u003c\/strong\u003e dado que el Inconel X750 es una superaleación de níquel endurecida por precipitación, mantiene su fuerza elástica a temperaturas donde el SS316 convencional pierde entre el 30 y 50% de su fuerza. Por lo tanto, garantiza el cierre positivo del disco durante toda la vida útil de la válvula en servicios de vapor de alta temperatura.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMayor resistencia a la fatiga por ciclos:\u003c\/strong\u003e asimismo, el Inconel X750 tiene mayor resistencia a la fatiga mecánica que el SS316 bajo ciclos repetidos de apertura y cierre. De este modo, prolonga la vida útil del resorte en sistemas con arranques y paros frecuentes de bombas y compresores.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibilidad con fluidos agresivos a alta temperatura:\u003c\/strong\u003e igualmente, el Inconel X750 resiste la corrosión bajo tensión en vapor de alta pureza y en ambientes con H₂S. Por ello, es el material de resorte estándar en válvulas check para refinerías y plantas petroquímicas donde el SS316 presenta fragilización.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 4 — ESPECIFICACIONES TÉCNICAS\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eEspecificaciones Técnicas — Válvula Check Doble Disco WCB Clase 300\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParámetro\u003c\/th\u003e\n\u003cth\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo de válvula\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCheck doble disco (dual plate \/ duo check) — wafer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNorma de diseño\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPI 594\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePresión-temperatura\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASME B16.34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBridas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASME B16.5 Clase 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCara a cara\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPI 594\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInspección y pruebas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPI 598\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial del cuerpo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASTM A216 WCB (acero al carbono fundido)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial del disco\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASTM A351 CF8M (SS316 fundido)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCara de asiento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSS316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResorte\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInconel X750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnillo pivote \/ espaciador\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASTM A182 F316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePerno de cierre\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegral (Ring Bolt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperatura de trabajo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-29 °C a +300 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFluidos compatibles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAgua, vapor, aceite y gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrueba de presión de cuerpo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.5 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrueba de sello de asiento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 5 — TABLA DIMENSIONAL\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eTabla Dimensional — Check Doble Disco WCB Clase 300 | ASME B16.5\u003c\/h2\u003e\n\u003cp\u003eA continuación se presentan las dimensiones cara a cara de la \u003cstrong\u003eválvula check doble disco WCB clase 300\u003c\/strong\u003e según norma \u003ca rel=\"noopener\" title=\"Norma ASME B16.5 – Pipe Flanges and Flanged Fittings\" href=\"https:\/\/www.asme.org\/codes-standards\/find-codes-standards\/b16-5-pipe-flanges-flanged-fittings-nps-1-2-through-nps-24-metric-inch-standard\" target=\"_blank\"\u003eASME B16.5\u003c\/a\u003e y API 594. Por lo tanto, verifica la dimensión L al seleccionar la válvula, ya que su perfil compacto permite instalación en espacios donde una válvula oscilante convencional no cabe:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eNPS (in)\u003c\/th\u003e\n\u003cth\u003eDN (mm)\u003c\/th\u003e\n\u003cth\u003eL — Cara a cara (mm)\u003c\/th\u003e\n\u003cth\u003eD — Diámetro brida (mm)\u003c\/th\u003e\n\u003cth\u003eD2 — Diámetro interior (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1½\"\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e93\u003c\/td\u003e\n\u003ctd\u003e38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\"\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e110\u003c\/td\u003e\n\u003ctd\u003e51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2½\"\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e67\u003c\/td\u003e\n\u003ctd\u003e128\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\"\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e73\u003c\/td\u003e\n\u003ctd\u003e147\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\"\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e73\u003c\/td\u003e\n\u003ctd\u003e179\u003c\/td\u003e\n\u003ctd\u003e102\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e98\u003c\/td\u003e\n\u003ctd\u003e249\u003c\/td\u003e\n\u003ctd\u003e152\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\"\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e127\u003c\/td\u003e\n\u003ctd\u003e305\u003c\/td\u003e\n\u003ctd\u003e203\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\"\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e146\u003c\/td\u003e\n\u003ctd\u003e359\u003c\/td\u003e\n\u003ctd\u003e254\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 6 — APLICACIONES\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eAplicaciones de la Válvula Check Doble Disco WCB Clase 300\u003c\/h2\u003e\n\u003cp\u003eGracias a su diseño API 594, cuerpo WCB, disco CF8M y resorte Inconel X750, esta válvula se especifica en sistemas de alta presión donde la prevención del golpe de ariete y el cierre positivo a alta temperatura son requisitos simultáneos. En particular, destaca en los siguientes servicios:\u003c\/p\u003e\n\u003ch3\u003eVapor, Generación de Energía y Petroquímica\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSistemas de vapor de proceso a alta presión:\u003c\/strong\u003e gracias al resorte Inconel X750, la válvula cierra de forma positiva sin relajación térmica en servicios de vapor de hasta 300 °C. Por lo tanto, previene el retroceso de vapor hacia la caldera sin el golpe de ariete que generaría una válvula de disco oscilante convencional.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlantas de generación de energía — descarga de bombas de alta presión:\u003c\/strong\u003e asimismo, el cierre rápido del doble disco evita el retroceso del agua de alimentación de calderas ante un paro de bomba. De este modo, protege los impulsores de las bombas de la rotación inversa que podría dañarlos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlantas petroquímicas y refinerías — líneas de proceso Clase 300:\u003c\/strong\u003e igualmente, la combinación WCB + CF8M + Inconel cubre los requisitos de las piping classes de proceso en refinerías donde se especifica Clase 300. Por ello, es la válvula check de referencia en líneas de crudo, gas de proceso y fluidos de refinación.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOil \u0026amp; Gas, Compresores y Sistemas de Agua\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDescarga de compresores de gas:\u003c\/strong\u003e dado que el cierre rápido del doble disco previene el retroceso del gas ante un paro imprevisto del compresor, protege el equipo de la rotación inversa y del golpe de ariete hidráulico. Por lo tanto, es la especificación estándar en la descarga de compresores reciprocantes y centrífugos de alta presión.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabezales de descarga de bombas en paralelo:\u003c\/strong\u003e por otro lado, en sistemas con múltiples bombas en paralelo, previene la recirculación del fluido desde las bombas en operación hacia las bombas paradas. Asimismo, el diseño wafer compacto facilita su instalación en cabezales con espacio reducido.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAgua de servicio y agua de proceso a Clase 300:\u003c\/strong\u003e finalmente, el cuerpo WCB y el disco CF8M cubren el servicio de agua de proceso a alta presión donde el Clase 150 no tiene margen suficiente. De igual manera, el resorte Inconel garantiza el cierre positivo en servicios de agua caliente hasta 300 °C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 7 — FICHA TÉCNICA\n     ═══════════════════════════════════════════ --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_Duo_Check_tipo_Wafer_Asiento_Metalico_-_PCD03.pdf?v=1791228057\" target=\"_blank\" title=\"Ficha Técnica de Válvula Check Doble Disco WCB Clase 300 | Disco CF8M - Cematic\" rel=\"noopener\"\u003e\u003cspan style=\"color: rgb(187, 32, 32);\"\u003e\u003cstrong\u003eFicha Técnica\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eSi además necesitas apoyo en la selección del tipo de check correcto para tu sistema o la validación con tu hoja de datos de proceso, nuestro equipo técnico puede asesorarte sin costo.\u003c\/p\u003e","brand":"Cematic","offers":[{"title":"1 1\/2\"","offer_id":54209628438841,"sku":"PCD0308","price":4028.75,"currency_code":"MXN","in_stock":true},{"title":"2\"","offer_id":54209628471609,"sku":"PCD0310","price":4311.01,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":54209628504377,"sku":"PCD0312","price":5170.65,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":54209628537145,"sku":"PCD0314","price":6184.25,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":54209628569913,"sku":"PCD0318","price":8057.49,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":54209628602681,"sku":"PCD0320","price":14947.42,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":54209628635449,"sku":"PCD0322","price":23287.18,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":54209628668217,"sku":"PCD0324","price":34488.12,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-duo-check-wcb-ss316-clase-300-dn100_50c3d70c-988a-4c81-8199-8a7e6795d8cf.jpg?v=1789406507"},{"product_id":"valvula-mariposa-lug-ansi-150-ggg40-ss316-viton","title":"Válvula Mariposa Lug ANSI 150 | Cuerpo GGG40 Disco SS316 Asiento Viton | Palanca | ISO 5211","description":"\u003c!--\n╔══════════════════════════════════════════════════════════════════╗\n║   CEMATIC — RESUMEN SEO — COPIAR Y PEGAR EN SHOPIFY \/ YOAST     ║\n║   Válvula Mariposa Lug ANSI 150 GGG40 Disco SS316 Asiento Viton ║\n╚══════════════════════════════════════════════════════════════════╝\n\n┌─────────────────────────────────────────────────────────────────┐\n│ TÍTULO DE PRODUCTO                                              │\n├─────────────────────────────────────────────────────────────────┤\n│ Válvula Mariposa Lug ANSI 150 | Cuerpo GGG40 Disco SS316 Asiento│\n│ Viton | Palanca | ISO 5211                                      │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ SLUG \/ URL HANDLE                                               │\n├─────────────────────────────────────────────────────────────────┤\n│ valvula-mariposa-lug-ansi-150-ggg40-ss316-viton                 │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ FRASE CLAVE YOAST                                               │\n├─────────────────────────────────────────────────────────────────┤\n│ mariposa lug ANSI 150                                           │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ SEO PAGE TITLE  (≤ 60 caracteres)                               │\n├─────────────────────────────────────────────────────────────────┤\n│ Mariposa Lug ANSI 150 | GGG40 Disco SS316 Viton – Cematic       │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ META DESCRIPTION  (≤ 155 caracteres)                            │\n├─────────────────────────────────────────────────────────────────┤\n│ Válvula mariposa lug ANSI 150, cuerpo GGG40, disco SS316,       │\n│ asiento Viton, vástago SS420, montura ISO 5211. Química,        │\n│ hidrocarburos, dead-end service. Stock México.                  │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ ALT TEXT — IMAGEN 1                                             │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula mariposa lug ANSI 150 cuerpo GGG40 disco SS316 asiento  │\n│ Viton palanca ISO 5211 – Cematic®                               │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ ALT TEXT — IMAGEN 2                                             │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula mariposa lug ANSI 150 vista lateral cara a cara EN558   │\n│ barrenos roscados dead-end service – Cematic®                   │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ ALT TEXT — IMAGEN 3                                             │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula mariposa lug GGG40 SS316 Viton tabla dimensional DN50   │\n│ a DN250 ANSI 150 – Cematic®                                     │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ OG TITLE \/ TWITTER TITLE                                        │\n├─────────────────────────────────────────────────────────────────┤\n│ Válvula Mariposa Lug ANSI 150 GGG40 SS316 Viton | Cematic       │\n└─────────────────────────────────────────────────────────────────┘\n\n┌─────────────────────────────────────────────────────────────────┐\n│ KEYWORDS \/ TAGS SHOPIFY                                         │\n├─────────────────────────────────────────────────────────────────┤\n│ válvula mariposa lug ANSI 150, butterfly valve lug GGG40 SS316  │\n│ Viton, válvula mariposa lug dead-end service, válvula mariposa  │\n│ hierro dúctil disco inoxidable Viton, válvula mariposa lug      │\n│ ISO 5211 química hidrocarburos, válvula mariposa lug palanca    │\n│ DN50 DN250 México                                               │\n└─────────────────────────────────────────────────────────────────┘\n\n  ↓↓↓  DESCRIPCIÓN HTML — pegar en campo \"Description\" de Shopify  ↓↓↓\n--\u003e\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 1 — H2 DE DESCRIPCIÓN\n     ═══════════════════════════════════════════ --\u003e\n\u003ch1\u003eMariposa Lug ANSI 150 — GGG40 | Disco SS316 | Asiento Viton | Palanca | ISO 5211\u003c\/h1\u003e\n\u003cp\u003eLa \u003cstrong\u003emariposa lug ANSI 150\u003c\/strong\u003e de Cematic con cuerpo GGG40, disco SS316 y asiento Viton es la solución compacta para el control de flujo en sistemas con fluidos moderadamente agresivos. Gracias a su \u003cstrong\u003emontaje tipo Lug\u003c\/strong\u003e con barrenos roscados en el cuerpo, soporta presión con una sola brida conectada. Por lo tanto, es la especificación correcta en extremos de línea, descargas de bomba y puntos donde se desconectan equipos aguas abajo sin vaciar la tubería aguas arriba.\u003c\/p\u003e\n\u003cp\u003eEn cuanto a sus materiales, el \u003cstrong\u003ecuerpo en hierro dúctil GGG40\u003c\/strong\u003e ofrece mayor resistencia a impactos y fatiga que el hierro gris convencional. Por esta razón, es la opción económicamente correcta donde la corrosión externa no es un factor crítico. Asimismo, el \u003cstrong\u003edisco en SS316\u003c\/strong\u003e y el \u003cstrong\u003easiento en Viton\u003c\/strong\u003e garantizan resistencia química ante aceites, hidrocarburos y agentes que degradarían un asiento de EPDM.\u003c\/p\u003e\n\u003cp\u003ePor otro lado, su \u003cstrong\u003emontura ISO 5211\u003c\/strong\u003e permite instalar actuadores neumáticos o eléctricos directamente sobre el cuerpo sin adaptadores adicionales. De este modo, la \u003cstrong\u003emariposa lug ANSI 150\u003c\/strong\u003e puede automatizarse en el futuro sin modificar el conjunto. Como resultado, es una de las mariposas más versátiles del catálogo Cematic para servicios industriales con fluidos agresivos a presión moderada. Para servicios con fluidos acuosos sin hidrocarburos, consulta nuestra \u003ca href=\"https:\/\/cematic.com.mx\/products\/valvula-mariposa-pvc-con-manija\" title=\"Válvula Mariposa PVC con Manija – Cematic\"\u003eválvula mariposa con asiento EPDM\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 2 — LUG VS WAFER\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eMariposa Lug ANSI 150 vs. Wafer — ¿Cuándo es Obligatorio el Lug?\u003c\/h2\u003e\n\u003cp\u003eAntes de seleccionar el tipo de montaje, es importante evaluar si tu instalación requiere dead-end service o desconexión frecuente de equipos aguas abajo. Por lo tanto, la siguiente tabla resume los criterios clave de selección:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCriterio\u003c\/th\u003e\n\u003cth\u003eLug ANSI 150 ← Este modelo\u003c\/th\u003e\n\u003cth\u003eWafer\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDead-end service\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Sí — barrenos roscados soportan presión con una sola brida\u003c\/td\u003e\n\u003ctd\u003e❌ No — requiere bridas en ambos lados para soportar presión\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDesconexión de equipos aguas abajo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Sí — cierra y aísla el lado aguas arriba mientras se retira el equipo\u003c\/td\u003e\n\u003ctd\u003e❌ No — al retirar la válvula se interrumpe el flujo en ambos lados\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstalación en extremo de línea\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Sí — apta para instalar al final de una tubería sin brida ciega\u003c\/td\u003e\n\u003ctd\u003e❌ No — necesita brida de cierre aguas abajo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSoporte mecánico propio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Sí — los pernos Lug soportan el cuerpo por sí solos\u003c\/td\u003e\n\u003ctd\u003eNo — depende del apriete de ambas bridas para su posición\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePeso y costo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLigeramente mayor por el mayor volumen de material del cuerpo Lug\u003c\/td\u003e\n\u003ctd\u003e✅ Menor — cuerpo más compacto y ligero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIdeal para\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDescarga de bombas, extremos de línea, puntos con mantenimiento frecuente aguas abajo\u003c\/td\u003e\n\u003ctd\u003eInstalaciones permanentes sin necesidad de dead-end service\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 3 — VITON VS EPDM: SELECCIÓN DE ASIENTO\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eAsiento Viton vs. EPDM — Guía de Selección por Tipo de Fluido\u003c\/h2\u003e\n\u003cp\u003eEl material del asiento define la compatibilidad química de la válvula. Por lo tanto, antes de seleccionar, identifica la composición del fluido de proceso. La siguiente comparación facilita la decisión:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAsiento Viton — este modelo — aceites, hidrocarburos y químicos agresivos:\u003c\/strong\u003e gracias a su composición fluoroelastomérica (FKM), el Viton ofrece resistencia superior a aceites minerales, combustibles, solventes aromáticos e hidrocarburos que degradarían el EPDM en días o semanas. Por lo tanto, es la especificación correcta en industria química, petroquímica y cualquier proceso con fluidos de base orgánica.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eViton en alta temperatura:\u003c\/strong\u003e asimismo, el Viton mantiene sus propiedades elásticas hasta temperaturas más elevadas que el EPDM. De este modo, es adecuado en servicios de fluidos calientes como aceites de proceso o fluidos de transferencia de calor donde el EPDM perdería estanqueidad.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e¿Cuándo elegir EPDM en lugar de Viton?\u003c\/strong\u003e igualmente, si tu proceso maneja exclusivamente fluidos acuosos —agua potable, agua de proceso, soluciones acuosas diluidas— el EPDM es la elección correcta y más económica. Por el contrario, si hay presencia de aceites, hidrocarburos o solventes, el Viton es la especificación obligatoria.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 4 — ESPECIFICACIONES TÉCNICAS\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eEspecificaciones Técnicas\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParámetro\u003c\/th\u003e\n\u003cth\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo de válvula\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMariposa wafer de cuarto de vuelta — tipo Lug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNorma general\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISO 5752-2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCara a cara\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEN 558-1-20 series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInspección y pruebas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGB\/T 13927-2022 \/ ISO 5208-2015 \/ BS EN 12266-1:2012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMontura para actuador\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISO 5211\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePerforación de bridas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eANSI 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial del cuerpo (1)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGGG40 (hierro dúctil)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial del disco (2)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSS316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial del asiento (3)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eViton (FKM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial del vástago (4)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSS420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccionamiento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePalanca con bloqueo en múltiples posiciones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDead-end service\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSí — barrenos roscados en cuerpo Lug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiámetros disponibles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDN 50 a DN 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 5 — TABLA DIMENSIONAL\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eTabla Dimensional — ANSI 150 \/ ISO 5211\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eDN (mm)\u003c\/th\u003e\n\u003cth\u003eL — Cara a cara (mm)\u003c\/th\u003e\n\u003cth\u003eH1 (mm)\u003c\/th\u003e\n\u003cth\u003eH2 (mm)\u003c\/th\u003e\n\u003cth\u003eMontura ISO 5211\u003c\/th\u003e\n\u003cth\u003eØC — Brida ANSI 150 (mm)\u003c\/th\u003e\n\u003cth\u003ePernos brida\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e43\u003c\/td\u003e\n\u003ctd\u003e143\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003eF05\u003c\/td\u003e\n\u003ctd\u003e120.7\u003c\/td\u003e\n\u003ctd\u003e4-5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003ctd\u003e46\u003c\/td\u003e\n\u003ctd\u003e156\u003c\/td\u003e\n\u003ctd\u003e68\u003c\/td\u003e\n\u003ctd\u003eF05\u003c\/td\u003e\n\u003ctd\u003e139.7\u003c\/td\u003e\n\u003ctd\u003e4-5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003ctd\u003e46\u003c\/td\u003e\n\u003ctd\u003e162\u003c\/td\u003e\n\u003ctd\u003e86\u003c\/td\u003e\n\u003ctd\u003eF05\u003c\/td\u003e\n\u003ctd\u003e152.4\u003c\/td\u003e\n\u003ctd\u003e4-5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e52\u003c\/td\u003e\n\u003ctd\u003e181\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003eF07\u003c\/td\u003e\n\u003ctd\u003e190.5\u003c\/td\u003e\n\u003ctd\u003e8-5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e56\u003c\/td\u003e\n\u003ctd\u003e197\u003c\/td\u003e\n\u003ctd\u003e111\u003c\/td\u003e\n\u003ctd\u003eF07\u003c\/td\u003e\n\u003ctd\u003e215.9\u003c\/td\u003e\n\u003ctd\u003e8-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e56\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003ctd\u003eF07\u003c\/td\u003e\n\u003ctd\u003e241.3\u003c\/td\u003e\n\u003ctd\u003e8-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003ctd\u003e240\u003c\/td\u003e\n\u003ctd\u003e163\u003c\/td\u003e\n\u003ctd\u003eF10\u003c\/td\u003e\n\u003ctd\u003e298.5\u003c\/td\u003e\n\u003ctd\u003e8-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e68\u003c\/td\u003e\n\u003ctd\u003e290\u003c\/td\u003e\n\u003ctd\u003e201\u003c\/td\u003e\n\u003ctd\u003eF10\u003c\/td\u003e\n\u003ctd\u003e362\u003c\/td\u003e\n\u003ctd\u003e12-7\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 6 — COMPATIBILIDAD DE FLUIDOS\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eCompatibilidad de Fluidos — GGG40 + SS316 + Viton\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eAceites minerales, lubricantes e hidrocarburos líquidos:\u003c\/strong\u003e dado que el Viton resiste los aceites minerales y los hidrocarburos que degradarían el EPDM, es la especificación estándar en líneas de aceite de proceso e industria petroquímica. Por lo tanto, garantiza larga vida útil del asiento sin hinchamiento ni pérdida de estanqueidad.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eCombustibles y derivados del petróleo:\u003c\/strong\u003e asimismo, el Viton y el SS316 resisten el contacto con gasolina, diésel, queroseno y sus mezclas sin degradación. De este modo, es adecuada en terminales de almacenamiento y sistemas de distribución de combustibles.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eFluidos químicos agresivos y solventes aromáticos:\u003c\/strong\u003e igualmente, el Viton resiste una amplia gama de ácidos orgánicos, ésteres y solventes aromáticos. Por ello, es la mariposa estándar en industria química donde el EPDM no tiene compatibilidad.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eAguas residuales industriales con aceites y grasas:\u003c\/strong\u003e además, la combinación SS316 + Viton resiste el contacto prolongado con efluentes que contienen aceites emulsionados y compuestos orgánicos. En consecuencia, es adecuada en sistemas de separación de aceite-agua y plantas de tratamiento de efluentes industriales.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eFluidos a alta temperatura (hasta aprox. 150°C con Viton estándar):\u003c\/strong\u003e por otro lado, el Viton mantiene sus propiedades elásticas a temperaturas donde el EPDM pierde estanqueidad. Asimismo, el SS316 resiste la corrosión en fluidos calientes agresivos.\u003c\/li\u003e\n\u003cli\u003e⚠️ \u003cstrong\u003eAcetona, MEK y cetonas en general:\u003c\/strong\u003e en este caso, el Viton no ofrece resistencia adecuada a las cetonas. Por lo tanto, para estos fluidos específicos se recomienda verificar la compatibilidad del elastómero o considerar un asiento de PTFE.\u003c\/li\u003e\n\u003cli\u003e⚠️ \u003cstrong\u003eÁcidos concentrados (HF, H₂SO₄ \u0026gt;70%):\u003c\/strong\u003e igualmente, la agresividad de estos fluidos puede superar la resistencia del GGG40. En consecuencia, se recomienda consultar con nuestro equipo técnico para validar la compatibilidad del conjunto.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 7 — APLICACIONES\n     ═══════════════════════════════════════════ --\u003e\n\u003ch2\u003eAplicaciones de la Mariposa Lug ANSI 150 GGG40 SS316 Viton\u003c\/h2\u003e\n\u003cp\u003eGracias a la combinación de montaje Lug ANSI 150, disco SS316, asiento Viton y montura ISO 5211, esta válvula se especifica en procesos con fluidos agresivos donde el dead-end service y la posibilidad de automatización futura son requisitos de diseño. En particular, destaca en los siguientes servicios:\u003c\/p\u003e\n\u003ch3\u003eIndustria Química, Petroquímica y Combustibles\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLíneas de aceite de proceso y lubricantes:\u003c\/strong\u003e gracias al asiento Viton, resiste el contacto prolongado con aceites minerales y sintéticos sin hinchamiento ni degradación. Por lo tanto, es la especificación estándar en sistemas de lubricación industrial y líneas de aceite de proceso donde el EPDM no es compatible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminales de almacenamiento y distribución de combustibles:\u003c\/strong\u003e asimismo, el Viton y el SS316 resisten el contacto con gasolina, diésel y queroseno. De este modo, el montaje Lug permite desconectar tanques y equipos aguas abajo sin vaciar la línea de producto durante el mantenimiento.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlantas petroquímicas con piping ANSI 150:\u003c\/strong\u003e igualmente, es la alternativa compacta y económica frente a válvulas de bola o compuerta en líneas de proceso con fluidos orgánicos a presión moderada. Por ello, reduce el costo del conjunto de control en líneas donde la mariposa es técnicamente adecuada.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAgua Residual Industrial, Minería y Servicios Generales\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlantas de tratamiento de efluentes con aceites emulsionados:\u003c\/strong\u003e dado que el Viton resiste el contacto con aceites y compuestos orgánicos en agua, es la especificación correcta en sistemas de separación de aceite-agua y reactores de flotación. Por lo tanto, supera en vida útil al EPDM en efluentes industriales con carga orgánica.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSistemas de lixiviación y circuitos de minería:\u003c\/strong\u003e por otro lado, el SS316 y el Viton resisten los agentes de lixiviación —como soluciones de cianuro diluido— y los ácidos moderados de los circuitos de extracción. Asimismo, el montaje Lug permite el aislamiento individual de equipos aguas abajo sin paro del circuito completo.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatización futura con actuador neumático o eléctrico:\u003c\/strong\u003e finalmente, la montura ISO 5211 permite instalar un actuador directamente sobre la base de palanca sin modificar la válvula. De igual manera, los diámetros disponibles desde DN50 hasta DN250 cubren la mayoría de los diámetros de proceso en plantas industriales de mediana escala.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/Valvula_Mariposa_Lug_ANSI_150_GGG40_Disco_SS316_Asiento_VITON_-_PLAHB0.pdf?v=1785281607\" target=\"_blank\" title=\"Ficha Técnica de Válvula Mariposa Lug ANSI 150 | Cuerpo GGG40 Disco SS316 Asiento Viton - Cematic\" rel=\"noopener\"\u003e\u003cspan style=\"color: rgb(187, 32, 32);\"\u003e\u003cstrong\u003eFicha Técnica\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSi además necesitas apoyo en la selección del tipo de check correcto para tu sistema o la validación con tu hoja de datos de proceso, nuestro equipo técnico puede asesorarte sin costo.\u003c\/span\u003e\u003c\/p\u003e\n\u003c!-- ═══════════════════════════════════════════\n     SECCIÓN 8 — FICHA TÉCNICA\n     ═══════════════════════════════════════════ --\u003e","brand":"Cematic","offers":[{"title":"2\"","offer_id":54210121171257,"sku":"PLAHB0210","price":2003.6,"currency_code":"MXN","in_stock":true},{"title":"2 1\/2\"","offer_id":54210121204025,"sku":"PLAHB0212","price":2285.59,"currency_code":"MXN","in_stock":true},{"title":"3\"","offer_id":54210121236793,"sku":"PLAHB0214","price":2797.09,"currency_code":"MXN","in_stock":true},{"title":"4\"","offer_id":54210121269561,"sku":"PLAHB0218","price":4064.1,"currency_code":"MXN","in_stock":true},{"title":"5\"","offer_id":54210121302329,"sku":"PLAHB0220","price":4995.22,"currency_code":"MXN","in_stock":true},{"title":"6\"","offer_id":54210121335097,"sku":"PLAHB0222","price":6039.89,"currency_code":"MXN","in_stock":true},{"title":"8\"","offer_id":54210121367865,"sku":"PLAHB0226","price":9029.29,"currency_code":"MXN","in_stock":true},{"title":"10\"","offer_id":54210121400633,"sku":"PLAHB0232","price":15979.8,"currency_code":"MXN","in_stock":true},{"title":"12\"","offer_id":54210141126969,"sku":"PLAH0234","price":23855.33,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/files\/valvula-mariposa-lug-hierro-ductil-asiento-viton-pn16-dn125.jpg?v=1789670498"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/3917\/1508\/collections\/Planta_HVAC_industrial_moderna.png?v=1791225825","url":"https:\/\/cematic.com.mx\/en\/collections\/valvulas-edificios-construccion.oembed","provider":"Cematic","version":"1.0","type":"link"}