Detailed Product Description 

Cast  Steel Check Valve

1) Size: 1 1/4"~4"

2) Pressure class: 150LB ~2500LB

3) Temperature: -29°C  ~ 425°C 

Design Standard: API 600/6D, GB, DIN

Flanged Standard: ASME  B16.5

Butt welded Standard: AEME B16.25

Face to Face Standard: ASME B16.10

Inspection and testing Standard: API 598

4) Suitable medium: water, oil, gas.
5) Body material: WCB, WC1, WC5, WC6, WC9, C12, CF3, CF8, CF3M, CF8M.
6) Operation: manual control, gear operated, motor actuated.