carbon steel socket welding flange 

The sealing surface forms of neck butt welding flanges are: Raised face (RF), concave face (FM), convex face (M), tenon face (T), groove face (G), full flat face (FF). advantage: The connection is not easy to deform, the sealing effect is good, and it is widely used. It is suitable for pipelines with large temperature or pressure fluctuations or high-temperature, high-pressure and low-temperature pipelines. It is also used for pipelines that transport expensive media, flammable and explosive media, and toxic gases. shortcoming: The neck butt welding Steel Flange is bulky, heavy, expensive, and difficult to install and position. Therefore, it is more likely to be bumped during transportation.       Material     Carbon steel ASTM A105, A350 LF1, LF2, LF3, LF6, CL1/CL2,; A694 F52, F60, F65, F70; A516 Gr. 60, 70;…