... : 20mm~1067mm, Thickness: 1.0~25.0mm, Length: ≤13m 2) Material: Q195, Q215, Q235, Q345, STK500 ,GR.B,X42,X46,X52 ... ’s requirement Test:Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact ...