Nominal size: DN50mm-DN1000mm.
Nominal Pressure: PN16-PN32.
Suitable temperature: -160 - +500℃.
Structure: Wedge solid disc and hard seal.
Actuator: Handwheel, Electric, Worm gear, etc.
Working condition: Petroleum, Chemical industry, Water power, Fire power station.
Design and manufacture: API 600, BS 1414, API 6D, ASME B16.34.
Face to face: ASME B16.10, DIN 3202, ASME B16.25.
End connection: ASME B16.5, ASME B16.25.
Butt welding: ANSI B16.25.
Pressure, Temperature: ASME B16.34.
Test and inspection: API 598, API 6D, BS 6755, ISO 5208.
Main Parts and Material:
Body: ASTM A216 WCB, ASTM A217 WC6, ASTM A217 WC9, ASTM A217 C5, SS 304, SS 316.
Stem: ASTM A182 F6a, ASTM A182 F304, ASTM A182 F316.
Disc ring: 13Cr+STL, SS 304+STL, SS 316+STL.
Seat ring: 13Cr+STL, SS 304+STL, SS 316+STL.