表面硬化结构钢: C10 C15E4 C15M2 20Cr4 20CrS4 16MnCr5 16MnCrS5 20MnCr5 20MnCrS5 20NiCrMo2 20NiCrMoS2 18CrNiMo7 20Cr4H 20CrS4H………
部分结构钢 如下:25Mn4RR 30MnB5RR
AF34C10 AF37C12 AF42C20 AF50C30 AF50S AF55C35 AF65***0 AF70C55
C35RR ***0RR ***5RR C50RR C60RR C68RR C75RR C90RR C100RR C125RR 15CR2RR 16MnCr5RR 20MnB5RR 25B30RR
C10E C10RC15E C15R C16E C16R 10NiCr5-4 14NiCr13-4 15NiCr3 16MnCr5
16MnCrB5 16MnCrS5 16NiCr4 16NiCrS4 17Cr3 17CrNi6-6 17CrS3 17NiCrMo6-4 17NiCrMoS6-4 18CrMo4
18CrMoS4 18CrNiMo7-6 18NiCr6-4