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steel pipe welding neck flange

steel pipe welding neck flange

Welding flanges can also be used to transport expensive flammable and explosive items in medium pipelines. The use of Steel Pipe Welding Neck Flange: Flanges are mainly used for pipe connection. Various flanges are installed on the pipelines to be connected.       Material     Carbon steel ASTM A105, A350 LF1, LF2, LF3, LF6, CL1/CL2,; A694 F52, F60, F65, F70; A516 Gr. 60, 70; BS-EN 10222-2 P245GH, P280GH; EN10222-4 P355NH, P355QH; EN10273 P250GH, P265GH; DIN 17243 C22.8; VD-TUEV350/3 C21; GB/T 1591 Q345B, Q420B; NB/T 47008 16Mn,20#; BS 10250-2 S235JRG2;   Stainless steel ASTM A182 F304/304L, F316/316L, F316H, F304H, F321H, F310, …