Standards compliance OS&Y, Rising stem, Plug Disc Bolted Bonnet, Threaded or welded seat ring ASTM A216 WCB, A217 WC6, A351 CF8, A351 CF8M A351 CF3, A351 CF3M, A351 CN7M
Standards compliance Design and Manufacture: ANSI B16.34, BS1873 Face tu face(end tu end): ANSI B16.10 Flanged connection: To ANSI B16.5 Butt welded end: ANSI B16.25 Test and inspection: API598 |