... * Pipe fitting* FlangeStandard: ASTM, JIS, EN, BS, GB, DIN and etc.Material: 304, 321, 316L, 347L, 310S, 904l, 430, ... 410 and etc.Manufacturing engineering: hot rolling, cold rolling, hot expandAbrasive style: ... 180 #NO 4 surface: 240 #, 320 #, 400 #Application: Line Pipe, Casing And Tubing, Fluid Pipe, Water Delivery, Heating Pipe, Power Pipe, Structure Pipe ...