弹簧钢
65708565MN55Si2Mn55Si2MnB55SiMnVB60Si2Mn60Si2Mn60Si2Mn60Si2Mn55CrMnA60CrMnA60CrMnMoA50CrVA50CrVA60CrMnBA30W4CVAC4245Cr436NiCrMo1636NCD1640Si745C445SiCrMo646S750SiCrMo650SCD651CrMoV451CDV451CV454SiCr654SiCrV655Cr355C356Si756SiCr756SC756SiCrV760Cr360CrMo360CrMo460Si760Si760S760SiCr361SC761SiCr751Si751S752SiCrNi51.12311.12481.12691.12741.50221.50231.50241.50251.50261.50281.50291.51421.52251.71021.71081.71031.71761.81591.81611.77011.77371.7138C67EC75E59Si756SiCr761SiCr755SiCr6355Cr360CrMo3160CrMoV4SUP3SUP6SUP7SUP9SUP9ASUP10SUP11ASUP12SUP13S50C等。
