轴承钢：

GCr6 GCr9 GCr9SiMn GCr15 GCr15SiMn G20CrNiMo G20CrNi2Mo G20Cr2Ni4 G10CrNi3Mo 9Cr18 9Cr18Mo SUJ1 SUJ2 SUJ3 SNCM220 SNCM420 440C SUS440C 100Cr2W1 105Cr4W2 100Cr6W3 100CrMn6W4 1.3501 1.3503 1.3505 1.3502 1.7321 1.6523 1.3543

GCD370 GCD400 GCD450 GCD500 GCD600 GCD700 GCD800 GCD37 GCD40 GCD45 GCD50 GCD60 GCD70 GCD80