... -13000mm 5. (S)A516 G Mild steel checker plate(Q235B,SS400,St37-2,St52,ASTM A36,A283GRC,S235JR) Specificate1.Thickness: 5 ... High Tensile Steel Plate: Standard: Special ConditionGrade: WH70Q, WQ590D, Q550DThe property of Z15, Z25, Z35 are available for various grades.Delivery ... steel plates as customers' requirement. Mild steel checker plate(Q235B,SS400,St37-2,St52,ASTM A36,A283GRC,S235JR)