China Russia Standard Flanged Butterfly Valve, Find details about China Valve, Butterfly Valve from Russia Standard Flanged Butterfly Valve
Design and Manufacture Standard | GB/T 12238-2008,API609 |
Flange Connection Dimension | GB/T 9113.1,GB/T 17241.6,ANSI B16.5 |
Face to Face | GB/T 12221,ASME B16.10 |
Pressure Test | GB/T 13927,API598 |