T8A C80W120 SAE 1020 S20C 050A20 C22E CK22 1.1151
35 SAE 1035 S35C 060A35 C35E CK35 1.1181 碳素结构钢
45 SAE 1045 S45C 080M46 C45E CK45 1.1191 碳素结构钢
50 SAE 1050 S50C 060A52 C50E CK53 1.1210 碳素结构钢
40 SAE 1040 S40C 080A40 C40E CK40 1.1186 碳素结构钢
55 SAE 1055 S55C 070M55 C55E CK55 1.1203 碳素结构钢
45MN SAE 1043 S45C 080A47
20CR SAE 5120 527A19 SCR420 20CR4
40CR SAE 5140 520M40 SCR440 41CR4
20CRMO SAE 4118 20CRMO44 20CRMO5 1.7264
30CRMO SAE 4130 SCM420 30CD4
35CRMO SAE 4135 SCM435 34CRMO4 1.7220
42CRMO SAE 4140 708A42 42CD4 42CRMO4 1.7225
50CRVA SAE 6150 735A30 SUP10 50CRV4 1.8159 SS2230