Swagelok® 체크 밸브
Swagelok 인라인 체크 밸브는 일반 용도 및 고순도 애플리케이션에서 역류를 제어하는 제품이며 조절 가능하거나 고정된 크래킹 압력 범위로 공급됩니다. 초과 유량 밸브는 초과 유량의 다운스트림 방출을 막아 시스템 무결성과 안전성을 강화합니다.
View Check ValvesLas válvulas antirretorno están diseñadas para permitir el caudal de los fluidos en una sola dirección y están diseñadas para su uso en aplicaciones de media y alta presión. La variedad de diseños disponibles incluye válvulas antirretorno de muelle, de obturador, por gravedad y totalmente soldadas de gran pureza para utilizar en diversas situaciones.
Las válvulas de exceso de caudal con obturador ranurado cierran la línea si aumenta bruscamente el caudal aguas abajo, y se rearma cuando la presión se iguala. Eliminan la necesidad de un complejo mecanismo de bypass y reducen el tiempo de mantenimiento.
Check Valve Categories
Excess Flow Valves
Enhance system safety by preventing uncontrolled release of system media if downstream line ruptures with excess flow valves.
High-Purity Welded Check Valves, CW Series
The all-welded design of high-purity welded check valves provides reliable containment of system fluid while the 316L SS body offers enhanced material purity.
Hydrogen Check Valves
Enhance safety in hydrogen applications with Swagelok® hydrogen FK check valves, offering reliable shut-off, unidirectional flow, and high-pressure support.
Lift Check Valves, 50 Series
Rugged, all-stainless steel lift check valves limit reverse flow under pressures up to 6000 psig (413 bar) and temperatures up to 900°F (482°C).
Medium-Pressure Check Valves, CV Series
The medium-pressure check valves are designed for system pressure containment and fluid control to prevent backflow.
Poppet Check Valves, C, CP, CH Series
Browse stainless steel and brass poppet check valves, available with a variety of end connections and adjustable or fixed cracking pressures.
Spare Parts and Accessories
Browse deflector caps and a variety of poppet check valve maintenance accessories—including spring, seal and poppet replacement kits.
Ultrahigh-Purity Polymer Check Valves, CHP Series
Our ultrahigh-purity fluoropolymer check valves meet SEMI Standard F57-0301 and provide low cracking pressure while maximizing flow and reducing pressure drop.
Catálogos de Válvulas Antirretorno
Encuentre información detallada sobre los productos, incluidos los materiales de construcción, los valores nominales de presión y temperatura, las opciones y los accesorios.
Features: Working pressures up to 6000 psig (413 bar); Adjustable and fixed cracking pressures; Variety of end connections; 316 stainless steel and brass materials
Swagelok® offers medium- and high-pressure fittings, tubing, valves, and related accessories with temperatures up 1000°F (537°C), pressure ratings up to 60 000 psig (4134 bar) in sizes ranging from 1/4 to to 1 in. for medium-pressure products and 1/4 to 9/16 in. for high-pressure products. NACE® MR0175/ISO15156 compliance is available.
Features: All-welded design provides reliable containment of system fluid; Forward flow starts at less than 2 psig (0.14 bar) pressure differential; Valve closes with less than 2 psig (0.14 bar) back pressure; 316L SS body offers enhanced material purity
Features: Alloy 625, alloy 825, and Alloy 2507 super duplex stainless steel materials; Available for CH4 adn Ch8 series check valves; Working pressures up to 6 000 psig (413 bar); 1/4 to 1/2 in. Swagelok tube fitting or NPT end connections; Fixed cracking pressures: 1 to 25 psi (0.07 to 1.8 bar)
Features: Modified PTFE wetted components meet SEMI Standard F57-0301 for ultrahigh-purity system components; Fine thread flare and Nippon Pillar® Super 300 end connections; Low cracking and reseal pressure
Rugged, all-stainless steel construction; Reverse flow coefficient less than 0.1 % of forward flow coefficient; No springs or elastomers; Compact size
Stop uncontrolled release of system media if downstream line ruptures. Features: Pressures up to 6000 psig (413 bar); Temperatures up to 400°F (204°C); 1/8 to 1/2 in. and 6 to 12 mm end connections; Stainless steel construction
Calcular el Caudal para Seleccionar Las Válvulas Correctas
Utilice nuestra calculadora del Coeficiente de caudal (Cv) de las válvulas para seleccionar una válvula del tamaño adecuado a sus necesidades.
Utilice la HerramientaSwagelok Resources Curated for You
How to Select the Right Valves for Your Industrial Fluid System
Learn how to apply the practical STAMPED method to select the valves most suited to your industrial fluid or sampling system design applications.
Minimize the Costs of Fugitive Emissions with Low-E Valves
Fugitive emissions are a growing concern in the chemical and petroleum refining industry. Certified low-emissions (Low-E) valves can protect your facility and bottom line. Learn what they are, how they are tested, and how they can help you in this post.
How Shenyang Blower Works Group Improved Safety and Reliability
Learn how Swagelok Shanghai has helped Shenyang Blower Works Group Corporation achieve consistency, reliability, and cost savings for its customers while improving its own safety and production efficiency.
How to Improve Your Maintenance Program with Valve and Hose Tags
Read what two Swagelok specialists have to say about how a robust tagging system for hoses and valves throughout your industrial fluid systems can help you simplify maintenance and minimize system downtime.