American Standard flange in the material can be divided into what?

　　American Standard flange is to make pipe and pipe interconnected parts, connected to the pipe end. The holes are American Standard flange bolt, the two flange connect the flange gasket seal. American Standard flange can be formed by casting and may also be threaded or welded. American Standard flange is a detachable connection. Is the two pipes, fittings or equipment, the first fixed on a flange plate, the two flanges, plus the flange gasket, with bolts fastening together, complete the connection. American Standard flange connection is an important connection in pipeline construction. The new standard flange connection is easy to use, can withstand greater pressure. Some pipe fittings and equipment have own flange, but also belong to the flange connection.

　　For carbon steel (carbon steel):ASTM A105,20#, Q235, 16Mn, Q345b, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, ASTM A694 F42, F46, F48, F50, f52, f56, F60, F65, stainless steel F70: (stainess steel:ASTM A182 f304, 304L, F316, 316L, 1Cr18Ni9Ti, 0Cr18Ni9Ti, 321, 18-8 stainless, alloy steel (alloy steel of F1:ASTM A182, F5a, F9, F11, F12, F22, F91, A182F12, A182F11, 16MnR, Cr5Mo and 12Cr1MoV, 15CrMo, 12cr2mo1, A335P22, St45.8/ III American standard flange material;