... tube* Pipe fitting* FlangeStandard: ASTM, JIS, EN, BS, GB, DIN and etc.Material: 304, 321, 316L, 347L, 310S, 904l, 430, 410 ... : 80 #, 120 #, 180 #NO 4 surface: 240 #, 320 #, 400 #Application: Line Pipe, Casing And Tubing, Fluid Pipe, Water Delivery, Heating Pipe, Power ... Advantage:Our product has a good ductility, high tensile strength and can be last long in use. High flexibility, abrasion resistance ...