... CoilQ195,Q235,Q345ASTM,GB,DIN834.5-5-10-12-14-16-18-20Mainly used in boiler pipe & welded pipeCold Rolled ... Q275, Q345ASTM,GB,JIS,DIN0.4-1.9mm, 1000/1250mmWidely used in construction, furniture Automotive manufacturing, electric products, vehicles, aviation, ... ASTM A36,S235JR,S355JR,SS4001.8-12mm,1250/1500mmWidely used in light industry,decoration,machinary furniture,automobile,industry instrument, ...