Yongjia Kosen Valve

Forged Piston Check Valve

Product Description The KOSEN Forged Piston Check Valves is a valve which is automatically opened and closed by the flow of the medium itself, and is used to prevent the reverse flow of the medium. It is also called a reverse check valve, a one-way valve, a countercurrent valve, and a back...

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Product Details

Product Description

1. lift vertical flap check valve shall be installed on horizontal pipe.

2. lift type horizontal flap check valve shall be installed on vertical pipe.

3. Do not load the check valve in the pipeline. Large check valves should be supported independently so that they are not affected by the pressure generated by the pipeline.

4. When installing the check valve, special attention should be paid to the direction of medium flow. The normal direction of medium flow should be consistent with the arrow direction indicated on the valve body, otherwise the normal flow of medium will be cut off. The bottom valve should be installed at the bottom of the pump suction line.

 

Technical Specification
Normal Size Range: 1/2"- 2"
Normal Pressure Rating: PN10~PN420, CLASS150~2500  
Material: A105,LF2,F11,F22,F304,F304L,F316,F316L
Temperature Range: -29~425Degree C


Standards compliance

Design and Manufacture: API602

Face to face(end to end): ASME B16.10

Flanged connection: ASME B16.5

Butt welded end: ASME B16.25
Socket-Welding Ends: ASME B16.11

Screwed Ends: ASME B1.20.1

Test and inspection: API598

 


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