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Reliable seal performance, small torque when on-off, sulphur resistant and wearable, long life and cleaning pipeline by hair bulb, etc.;
Suitable for the pipeline of the non-corrosive and corrosive medium such as water, petroleum, natural gas, steam etc. as to be used as on-off device.
Specially, widely used in the fields such as petrochemical, oil, gas and long transmitting pipelines, etc.
1) Size: NPS 2" - 40"
2) Pressure: class 150 - 1,500
3) Material: WCB, LCB, CF8, CF8M, CF3, CF3M, WC6, WC9, C5, and C12
4) Design and manufacture Std.: API 6D, API 594, and ASME B16.34
5) Face to face Std.: API 594, and API 6D
6) End connection Std.: ASME B16.5, and ASME B 16.47
7) Test standard: ISO5208, and API 6D
Check Valve
