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Help CenterDual Flange Wafer Check Valve With NBR/EPDM Seat, BS5150 Face-to-Face Standard
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Wafer check valve Standard:
Production Size:DN50~DN800
Pressure range:PN10,PN16
Design Standard:BS/EN/DIN
Face to Face:BS5150/DIN 3202
Flange Standard:EN1092-2
Testing Standard:ISO5208
Wafer check valve main material of parts:
Body:Cast Iron
Bonnet:Cast Iron
Disc:Cast Iron/Carbon Steel
Seat:NBR,EPDM
Our Dual Flange Wafer Check Valve with NBR/EPDM Seat, adhering to the BS5150 Face - to - Face Standard, is a high - performance valve designed specifically for industrial and water industrial usage. This valve is an essential component in various piping systems, ensuring the unidirectional flow of water, preventing backflow, and maintaining the stability and safety of the entire system.
The valve body is made of cast iron, a material renowned for its excellent strength, durability, and corrosion resistance. Cast iron can withstand high pressures and harsh operating environments, making it ideal for industrial applications. The NBR (Nitrile Butadiene Rubber) or EPDM (Ethylene Propylene Diene Monomer) seat provides a reliable sealing performance. NBR is known for its good oil resistance and mechanical properties, while EPDM offers excellent resistance to weathering, ozone, and high - temperature steam, ensuring a long service life and preventing leakage.
ConstructionThe dual - flange wafer design allows for easy installation between two flanges in the pipeline. This compact design not only saves space but also reduces the overall weight of the piping system. The wafer - type construction ensures a tight fit and reliable connection, minimizing the risk of vibration and misalignment during operation.
3. Compliance with StandardsThis check valve strictly adheres to the BS5150 Face - to - Face Standard. This standard specifies the dimensions and performance requirements for check valves, ensuring compatibility with other components in the piping system. By meeting this international standard, our valve can be seamlessly integrated into various industrial projects around the world, whether in South America, Eastern Europe, Africa, or the Mid - East.
4. FunctionalityUnidirectional Flow ControlThe primary function of the check valve is to allow the fluid (in this case, water) to flow in one direction only. When the water flows in the forward direction, the valve opens automatically, allowing the smooth passage of the fluid. Once the flow stops or reverses, the valve closes immediately, preventing backflow. This feature is crucial in protecting pumps, compressors, and other equipment in the system from damage caused by reverse flow.
The valve is designed to close quickly, reducing the risk of water hammer. Water hammer is a pressure surge or wave caused by the sudden change in fluid flow velocity, which can damage pipes, valves, and other components. The quick - closing feature of our check valve helps to minimize the impact of water hammer, ensuring the safety and stability of the entire piping system.
In industrial settings, this check valve can be used in a wide range of applications, such as water treatment plants, power generation facilities, chemical processing plants, and manufacturing industries. It is suitable for both low - pressure and high - pressure systems, providing reliable flow control and protection.
Water Industrial UsageIn the water industry, it is an indispensable component in water supply and distribution systems. It can be used in municipal waterworks, water pumping stations, and irrigation systems. The valve ensures the efficient and safe transportation of water, preventing the contamination of the water source due to backflow.
6. Company - Backed QualityOur company, Integrity Valve Co., Ltd., is a well - established manufacturer with a rich history dating back to 1993. We have a team of over 220 staff members, including more than 50 technical and management professionals. Our production facilities are equipped with three medium - frequency steel - shell electric furnaces, one semi - automatic mechanical molding production line, and two fully automatic mechanical molding production lines, with an annual production capacity of 15,000 tons.
We hold important production certifications such as ISO9001, ISO14000, and OHSAS18001, which guarantee the high quality and environmental - friendliness of our products. Our company offers a wide range of valve products, with more than 2,000 different models falling into 30 major product categories. Our products not only meet domestic standards but also comply with international standards such as German, Russian, American, and British standards. With our overseas offices, we have an export share of US$1 Million - US$1.5 Million, and we are committed to providing high - quality products and excellent services to international customers.
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