鋼材
SUP9A SUP9A SUP9A SUP9A
20MnTiB 20MnTiB
SCr440 SCr440 SCr440
1Cr17 1Cr17
7Cr17 7Cr17 7Cr17
SUS321 SUS321
9Mn2V 9Mn2V 9Mn2V 9Mn2V
Cr12MoV Cr12MoV Cr12MoV Cr12MoV
上海40CR
SCr445 SCr445 SCr445
55SiMnVB 55SiMnVB化學成分
9SiCr合金工具鋼
Cr2合金工具鋼2
8MnSi 合金鋼
Y40Mn Y40Mn Y40Mn