Yongjia Kosen Valve

Cast Swing Check Valve

Product Description KOSEN Cast steel Swing Check Valves is used to prevent back flow in the line .Flow is in a straight line through the valve resulting in minimal pressure drop . The disc swings into the open position as the media flows through the line .Back pressure in the line holds the disc...

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Product Details

Product Description

Cast Swing Check Valve refers to the valve that automatically opens and closes the valve disc depending on the flow of the medium itself, which is used to prevent the flow back of the medium. It is also called check valve, one-way valve, counter-flow valve and back pressure valve. The valve belongs to an automatic valve, its main function is to prevent medium backflow, prevent pump and drive motor reversal.


Technical Specification
Normal Size Range: 2"-24"
Normal Pressure Rating: PN10~PN420, CLASS150~2500  
Material: WCB,LCB,WC6,CF8,CF8M,CF3,CF3M
Temperature Range: -29~425Degree C

Standards compliance

Design and Manufacture: ANSI B16.34, API6D, BS1868

Face to face: ANSI B16.10, API6D

Flanged connection: 2"~24" to ANSI B16.5

22", 26"~36 to MSS-SP-44 to API605 on request

Butt welded end: ANSI B16.25

Test and inspection: API598, API6D


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