Extended Bonnet Gate Valve

Extended Bonnet Gate Valve Manufacturer in China: Extended Bonnet Gate Valve, 2-48 Inch, Class 150-2500 LB, ASME B16.34, API 6D, API 600, BS 1414, OS & Y.

Extended Bonnet Long Stem Low Temperature Application Cryogenic Gate Valve.

Product Range:
Valve size: 2 Inch-48 Inch (DN50-DN1200).
Pressure: ANSI Class 150-2500 LB (PN16-PN420).
Temperature: -196℃ - 500℃.
Body Materials: ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3, ASTM A351 CF3M, SS 304, SS 304L, SS 316, SS 316L, ASTM A216 WCB, ASTM A216 WCC.
Trim (Disc, Stem): ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3, ASTM A351 CF3M, SS 304, SS 304L, SS 316, SS 316L, ASTM A216 WCB, ASTM A216 WCC.

Technical Specifications:
Design: ASME 16.34, API 6D, API 600, BS 1414.
Face to Face: ASME B16.10.
End Flange: ASME B16.5, ASME B16.47.
BW End: ASME B16.25.
Test: API 598, API 6D, BS 6755.
Special: NACE MR-01-75.

Design Features:
OS & Y, Rising stem, Bolted Bonnet with spiral-would gasket, Flexible Wedge, Backseat Weld-Deposited, Threaded or welded seat ring, Renewable seat rings, Extended Bonnet for Cryogenic Service, Flanged or butt welded ends, By Pass on Request, Locking Device Optional.