... round/flat/square)* Rod, half round bar* Pipe/tube (round/square)* Seamless tube* Pipe fitting* FlangeStandard: ASTM, JIS, EN, BS ... cold rolling, hot expandAbrasive style:NO 3 surface: 120 #, 180 #NO 4 surface: 240 #, 3,220 #, 400 ... 180 #NO 4 surface: 240 #, 320 #, 400 #Application: Line Pipe, Casing And Tubing, Fluid Pipe, Water Delivery, Heating Pipe, Power Pipe, Structure Pipe, Scaffold, Piling Pipe ...