Hebei Pawofuou Valve And Pipe Fitting Technology Co.,LTD.
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ANSI Cast Steel Check Valve
The check valve is a valve which automatically opens and closes valve disc depending on the flow of the medium itself, and it is also used to prevent medium from flowing backwards. It is also called single direction valve, no-return valve and back pressure valve. It is a kind of automatic valve, main function of check valve is to prevent the reverse flow of the medium, prevent the reversal of the pump and drive motor, and the discharge of the container medium.
- ANSI Cast Steel Check Valve Standard:
Production Size: 1"~30".DN25~DN750.
Pressure: 150LB, 300LB, 600LB, 900LB, 1500LB.
Design Standard: API6D, BS1868.
Face to Face: ASME B16.10.
Flange Standard: ASME B16.5.
Testing Standard: API 598.
- ANSI Cast Steel Check Valve Material of Parts:
Body: ASTM A216 WCB.
Bonnet: ASTM A216 WCB.
Stem: 2Cr13, SS304, SS316, carbon steel.
Gasket: Graphite.
Disc: ASTM A216 WCB.
Seat: 13Cr13, Stellite.
