Erw ms & pre galvanized tubes & pipes, round 0.5" to 3.0" (0.8 to 4.0mm), square 12*12 to 100*100 (0.9 to 4.0mm), rectangle 40*20 to 100*50 (1.0 to 4.0mm), astm a53, astm a500, merchant bar manufacturer, flat bars 12*3mm to 30*3, round bars 5mm to 20mm, cold drawn bright shaft bars 6 20mm, cold rolled rebars 6 to 12mm, thread bars m06 to m24 1,2,3 meters (ms, gi, hdgi).Cif, cpt, ddp, cfr