The GOST 12820 Plate Flange is a kind of the flange, which weld with the end of the pipe through inserting the pipe into the hole. The sealing surface of plate flange is flat face. The cost is very low, it is very easy to produce, so it is widely used to many industries.
Production Size: DN10-DN3000
Pressure Range: PN2.5, PN6, PN10, PN16, PN25
Production Standard: BS, JIS, GOST, ANSI, DIN, GB
A105, 20#, Q235, 16Mn, A350 LF1, LF2, CL1/CL2, LF3 CL1/CL2, A694
F42, F46, F48, F50, F52, F56, F60, F65, F70; A182
F304, 304L, F316, F316L, 321, 18-8, A182F1, F5a, F9, F11, F12, F22, F91, A182 F12, F11, 16MnR