... weight, cross-section excellent performance, high strength, etc. StandardAISI, ASTM, BS, DIN, GB, JIS, etcGradeQ195,Q215,Q235, Q345, etcThickness1.0-8 ... Steel Plate, Cold Rolled Steel Plate, Mild Steel Plate, Structure Steel, difference kind of pipes, Galvanized Steel Pipe, Seamless Steel Pipe, Square/Rectangular Steel Tube, Light/Heavy Steel ...