PRESSURE SEAL GLOBE VALVE OS&Y,Rising stem,Plug Disc Pressure sealing Bonnet,Threaded or welded seating ASTM A216 WCB,A217 WC6,A351CF8,A351CF8M, A351 CF3,A351 CF3M,A351 CN7M Standards compliance Design and Manufacture: ANSI B16.34,BS1873 Face to face(end to end): ANSI B16.10 Flanged connection: ANSI B16.5 Butt welded end: ANSI B16.25 Test and inspection: API598. A.Back up ring: Absorbs thrust applied by […]