我司***销售各种优质五金、塑胶、机械、机电、冲压、汽车等常用的合金钢、结构钢、碳素钢、碳结钢、弹簧钢、切削钢、轴承钢、工具钢、不锈钢、耐热钢、耐候钢、冷镦钢、铸钢、铸铁等之钢材；65Mn,60Si2Mn,50CrVA,70,60CrMnBA，45Cr4,54SiCr6,56Si7,61SiCr7,SUP11A,SUP3,SUP12,1770,1973,1914,251A58,525H60,735H51,080A67,ASTMA228,ASTMA227,ASTMA877,65,70,85,55Si2MnB,60CrMo4,60Si7,1.1248,67SiCr7,55Cr3,54SiCr6,52CrMoV4,60CrMo33H,ASTMA230等等)