Yongjia Kosen Valve

Inner Dual Plate Check Valve

Product Description KOSEN Inner Dual Plate Check Valves are suitable for using on various kinds of pipeline from Class150 To Class2500, PN20 To PN420 to cut off or connect the flowing of medium. By using different material, the valves could be suitable for medium such as water, steam, oil,...

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Product Details

Product Description

The Inner Dual Plate Check Valve is a thin spring-assisted closing check valve. It consists of a ring-shaped valve body and a valve plate. The valve plate can be opened and closed by swinging around the rotating shaft. The machining groove is located on the upper part of the rotating shaft. The fixed shaft with a torsion spring is fixed by fastener. The extension part of the torsion spring is pressed on the valve plate and applied to the valve plate. The utility model processes a groove on the valve body, sets the torsion spring sleeve on the fixed shaft, and fixes the fixed shaft in the groove through a fastener.


Standards compliance

Design standard to API 6D、API 594、ASME B16.34

Structural length to API 6D、API 594                        

Connecting end to ASME B16.5、ASME B16.47、GB/T 9113

Test standard to API 598、ISO 5208、GB/T 26480、GB/T 13927

Main material: A216 WCB、WCC; A217 WC6、WC9、C5、C12、C12A、CA15; A351 CF8、CF8M、CF3、CF3M、CF8C、

Operation method to he valve clack is automatically opened and closed under the medium force to prevent flowing to another direction.


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