Hot Rolled Steel StripsStandard GB/T 3524-2005Grade Q195,Q215,Q235Width 145mm-438mmThickness 1.0- 7.0 mmPlace of origin Tianjin, China (Mainland)Technique Hot RolledApplication As the material of rectangular and square pipe,galvanized pipeHot rolled machine:12setsModern production line: 650 model