GB3274 :Q235,Q255,Q275
ASTM: A36,A283,A573,A830
EN10025: S235JR,S275JR,E295,E335,E360
DIN17100: St37-2,St44-3, St60-2
JIS G3106: SM400
JIS G3101: SS330,SS400,SS490,SS540
GB711: 10-55,20Mn-65Mn
Size: 6mm-650mm * 1150mm-3700mm * 3000mm-18000mm
Standard:GB1591 GB/T1591 GB/T16270 JIS G 3106 JIS G 3101 DIN17100 DIN17102 ASTM
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