... -150mm 2.grade:Q235B,Q345B,Q245R,Q345R 3 technical: hot rolled Q345B Hot Rolled steel sheet(Q235B,Q345B,SS400,ASTM A36,S235JR,S275JR ... hot rolledSurface treatmentBare, coated or as customer's requirements.StandardASTM,EN,GB,JIS,DINMaterialA283Gr.D/A573Gr.65,A516Gr65,A516Gr70,A284Gr.DSS400 ...