China DIN3352 F4 Duvtile Iron Resilient Gate Valve, Find details about China Wedge Valve, Butterfly Valve from DIN3352 F4 Duvtile Iron Resilient Gate Valve
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 |