... ,SS400,SM490A,SM490BHOT ROLLED H-BEAM 100X50-912X302” H-SHAPE STEEL PILES 200X204-502X470” WELDED LIGHT GAUGE H STEEL ... BarCarbon Structural Steel,Alloy Structural Steel ,Spring Steel 2.Round Steel BarCarbon Structural Steel,Alloy Structural Steel,Spring Steel, ... ,ASTM A36,ASTMA572 GRADE 50 HOT ROLLED STEELPLATEQ235,Q345,SS400,SM490A,SM490B,S235JIR,S355JR,ASTM A36,ASTMA572 GRADE42-65 steel and bar