Rubber Lined Type Wafer Dual Plate Check Valve

1)Production enforce standard
Design and Manufacture: API602, BS5352
Dimension: ANSI B16.11
Screw end Dimension: ANSI B1.20.1
Pressure & Temperature Ratings: ASME B16.34
Test Standard: API 598, BS6755

2)Mostly parameter
Size: 1/2"-2"
Pound Class: 800Lb-4500Lb
Material: A105. LF2, F5, F11, F22, F304/L, F316/L, F347, F321 F51
Suitable Medium Water, Oil, Gas and etc.
Main material CAST IRON,ASTM A216 WCB, WCC, WC6, SS304, SS316, CF8, ETC.
Suitable Temperature ≤80
Nominal Pressure 800LB--4500LB
Nominal Diameter 1/2"--2"
Flange Dimension ASME B16.5, BS4504, ISO2531, ISO7005 and other standards conforming to the requirements
Face to Face Length API594,BS5155, ISO5752, DIN3352 and other standards conforming to the requirements