China Resilient Seat Double/Three Eccentric Flanged Butterfly Valves, Find details about China Gate Valve, Stainless Steel Ball Valve from Resilient Seat Double/Three Eccentric Flanged Butterfly Valves
Design and Manufacture Standard | GB/T 12238-2008 |
Flange Connection Dimension | GB/T 9113.1,GB/T 17241.6 |
Face to Face | GB/T 12221 |
Pressure Test | GB/T 13927 |