S650MC 宝钢冷成型热轧汽车结构钢 继胜批量销售
S650MC宝钢冷成型热轧汽车结构钢成份:CMnSiPSAlNbVTiMoB0.122.000.600.0250.0150.0150.090.200.220.500.005)
东莞市长安继胜模具钢材公司
业务 QQ: 739973586