Hebei Chiho Pipe socket welding flange is welded steel flange at one end and the other end connected with the bolt. Sealing surface form: raised face (RF), uneven surface (MFM), tongue and groove (TG), ring joint face (RJ) Material: Carbon Steel (Carbon Steel): ASTM A105,20 #, Q235,16Mn, ASTM A350 LF1, LF2 CL1 / CL2, LF3 CL1 / CL2, ASTM A694 F42, F46 carbon steel flanges, F48, F50 carbon steel flanges wholesale, F52, F56, F60, F65, F70; Hebei Chiho large welded tube industry law Lan connection is the two pipes, fittings or equipment, each mounted on a first flange between two flanges, plus flange gasket 20 # carbon steel flanges, fastened together with bolts, complete the connection. Some fittings and equipment already comes with flange steel flange, also belong to the flange connection. Flanged connections are important pipeline construction. flange connections easy to use, able to withstand greater pressure. In industrial pipeline, using a wide range of flange connection in the home, small pipe diameter, and is a low pressure, invisible flange connection. If a boiler room or production site, full of flanged pipe and equipment connections. 20 # carbon steel flanges, carbon steel flanges, Hebei Chiho Chiho by Hebei Industry Co., Ltd. Hebei Chiho Pipe Co., Ltd. (www.hbqh628.com) (www.hbqh628.com) strong, credible, Cangzhou in Hebei forging industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Hebei Chiho into the brilliant and you work for a better future!