21NiCrMo2 1.6523 CC4X冷镦钢和冷挤压钢

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冷镦钢和冷挤压钢::
CC4A

31CrNiMo8e CE35B 35MnB5E 37CrBLE …..
弹簧钢和轴承钢:C67ECK67 1.1231 C75E CK75 1.1248 C85E CK85 1.1269 C10E CK101 1.1274 38Si6 1.5022 38Si7 1.5023 46Si7 1.5024 51Si7 1.5025 55Si7 56Si7 1.5026 65Si7 1.5028 71Si7
1.5029 60SiMn5 1.5142 51MnV7 1.5225 54SiCr6 1.7102 60SiCr7 1.7108 67SiCr5 1.7103 55Cr3 1.7176 51CrC4 50CrV4 1.8159 58CrV4 1.8161 ......
刀具用钢：SKS11 SKS2 SKS21 SKS5 SKS7 SKS81 SKS8 ……….耐冲击工具钢：SKS4 SKS41 SKS43 SKS44……….冷作模具钢：SKS3 SKS31 SKS93 SKS94 SKS95 SKD1 SKD2 SKD10 SKD12 SKD11 ………