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API Cast Steel Gate Valve
OS&Y, Rising stem, Flexible WedgeBolted bonnet, threaded or welded seat ringASTM A216 WCB, A217 WC6, A351 CF8, A351 CF8M, A351 CF3, A351 CF3M, A351 CN7M Standards compliance Design and Manufacture: ANSI B16.34, API 600, API 6D, API 603, BS1414Face to face (end to end): AN...
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Pressure Seal Bonnet Gate Valve
OS&Y, Rising stem, Flexible wedgePressure seal bonnet, Threaded or welded seat ringASTM A216 WCB, A217 WC6, A351 CF8, A351 CF8M, A351 CF3, A351 CF3M, A351 CN7MStandards compliance Design and Manufacture: ANSI B16.34, API 600, API 6D, BS1414Face to face(end to end): ANSI B1...
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Cryogenic Gate Valve
Bolted bonnet, extended stem, Threaded or welded seat ringFull bore, OS&Y, rising stem, flexible wedge, pressure relief hole on seat, Stainless trimASTM A352 LCB, LC1, LC2, LC3, LC4, A351 CF8, A351 CF8M Standards compliance Design and Manufacture: API 600, API 6D, BS1414...
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Through-Conduit Gate Valve
Rising stem rotating and unrisen handwheel outside screw and yokemate-dusty design with position indicator parallel and solid wedge two structures with or without conduit. Welco also can product metallic sealing flat gate valve for critically pipeline application. Standa...
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Bolted Bonnet Knife Gate Valve
Design and manufacture: JB/T8691-1998Structural length: GB/T15188.2-94Flange connection: GB/T9113.1-2000 JB/T79-94Testing and inspection: GB/T13927-92Main parts materialsBody/BonnetCarbon steel, stainless steelDiscStainless steelStemStainless steelSeal RingRubber, PTFE, st...
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