... * Bar (round/flat/square)* Rod, half round bar* Pipe/tube (round/square)* Seamless tube* Pipe fitting* FlangeStandard: ASTM, JIS, EN, BS, GB, DIN ... , 310S, 904l, 430, 410 and etc.Manufacturing engineering: hot rolling, cold rolling, hot expandAbrasive style:NO 3 surface: 120 #, 180 #NO ...