... , Q345ASTM,GB,JIS,DIN0.4-1.9mm, 1000/1250mmWidely used in construction, furniture Automotive manufacturing, electric products, vehicles, ... ASTM A36,S235JR,S355JR,SS4001.8-12mm,1250/1500mmWidely used in light industry,decoration,machinary furniture,automobile,industry instrument ... SeriesGB,JIS,ASTM, DIN6-720mm, 0.5-65mmWidely used in made mechamical parts and engeenering structures,producing all kinds ...