Wafer Butterfly Valve
The Wafer Type Butterfly Valves is used to adjust the flow rate and the discharge body with precision J - shaped elastic seal ring and three eccentric multi layer metal hard seal structure, which are widely used in the gold, electric, petrochemical, water supply and municipal construction pipes of the medium temperature less than 425 degrees C. It is widely used in steam, hot water, water, oil, gas, natural gas, chemical and other process pipelines.
Normal Size Range: 2"-40"
Normal Pressure Rating: PN10~PN16, CLASS150~300
Material: WCB, CF8,CF8M,CF3,CF3M
Operation: Handwheel, Pneumatic, Electric
Temperature Range: -29~425 Degree C
Design and Manufacture: GB/T12228, API609
Face to face(end to end): GB/T12221
Flanged connection: ANSI B16.5, GB/T 9113
Test and inspection: API 598, GB/T 13927