... so onSpecification: 10-40mmProcessingProductsSpecificationGradeStandardHotrolledsteelRound barDia 12mm to 300mmSS400,Fe360,C22-C80,41Cr4,SAE5140,42CrMo4,SAE4140,SUP9,55Cr3,SUP10,50CrV4 ... Thick:3~25mm Length:5m~12mQ195,Q215,Q235,Q345,C22--C80, S235JR, S345JR, SS400H beam100*100 to 900 ... ASTM and BSForged steelRound barDia 200mm to 1000mmC22-C80,C22-C80,41Cr4,SAE5140,42CrMo4,SAE4140,SUP9,55Cr3,SUP10, ...