| Steel grade category | Executive standards | Typical steel grade |
| hard wire steel | User standards and mutual agreements | SC82A、SC72A、SC92A、SSC82A、XC70 FM00001、FM00005、SWRS82B、XC80 |
| bearing steel | User standards and mutual agreements | GCr15、SUJ2、100Cr6、SAE52100 |
| spring steel | GB standard User standards and mutual agreements | 54SiCr6、SAE9254、50CrV4、55Cr3 38Si7、55SiCr、60Si2MnA |
| Free cutting non quenched and tempered steel | User standards and mutual agreements | 1214Bi、1215B、1215M、SAE1144、SAE1117 |
Carbon, alloy structural steel | ASTM standards EN standard JIS standard GB standard User standards and mutual agreements | SAE8620(H)、SAE6150M、SAE1038M 34CrNiMo6、42CrMo4、SCM435、ML35 SCM440、ML40Cr、15CrMo-42CrMo 40CrNiMoA、B7、B16、16MnCr5 20MnCr5、9CrPV(D)、SA387Gr12 |
| Steel grade category | Executive standards | Typical steel grade |
| hard wire steel | User standards and mutual agreements | SC82A、SC72A、SC92A、SSC82A、XC70 FM00001、FM00005、SWRS82B、XC80 |
| bearing steel | User standards and mutual agreements | GCr15、SUJ2、100Cr6、SAE52100 |
| spring steel | GB standard User standards and mutual agreements | 54SiCr6、SAE9254、50CrV4、55Cr3 38Si7、55SiCr、60Si2MnA |
| Free cutting non quenched and tempered steel | User standards and mutual agreements | 1214Bi、1215B、1215M、SAE1144、SAE1117 |
Carbon, alloy structural steel | ASTM standards EN standard JIS standard GB standard User standards and mutual agreements | SAE8620(H)、SAE6150M、SAE1038M 34CrNiMo6、42CrMo4、SCM435、ML35 SCM440、ML40Cr、15CrMo-42CrMo 40CrNiMoA、B7、B16、16MnCr5 20MnCr5、9CrPV(D)、SA387Gr12 |
