Product Description:Pressure Seal Cast Steel Gate Valve CLASS 600~2500 PRESSURE SEAL GATE VALVE OS&Y, Rising stem, Flexible wedge Pressure seat Bonnet, Threaded or welded seat ring ASTM A216 WCB, A217 WC6, A351CF8, A351CF8M, A351 CF3, A351 CF3M, A351 CN7M Standards compliance:Pressure Seal Cast Steel Gate Valve Design and Manufacture: ANSI B16.34, API600, API6D, BS1414 Face to face(end to end): ANSI B16.10, API6D Flanged connection: ANSI B16.5 Butt welded end: ANSI B16.25 Test and inspection: API598, API6D A. Back up ring: Absors thrust applied by internal pressure B. Thrust ring: Protects the soft metallic gasket from deformation C. Gasket: Unique angular design provides superior sealing wecome inquiry new Pressure Seal Cast Steel Gate Valve Inner packing: Plastic package Outer packing: Wooden package We welcome from all over the world, we can put the consultation goods sent to anywhere in the world