易切削钢 SUN21 SUM22SUM22L SUM23SUM23LSUM24L SUM25SUM31SUM32SUM41SUM42SUM43

　　冷镦钢 SWRCH6RSWRCH8RSWRCH10RSWRCH12RSWRCH15RSWRCH17RSWRCH6A SWRCH8ASWRCH10ASWRCH12ASWRCH15ASWRCH16ASWRCH18ASWRCH19ASWRCH20ASWRCH22ASWRCH25ASWRCH10KSWRCH12KSWRCH15KSWRCH16KSWRCH17K SWRCH18KSWRCH20K SWRCH22KSWRCH24KSWRCH25KSWRCH27KSWRCH30K SWRCH33K SWRCH35K SWRCH38K SWRCH40K SWRCH41K SWRCH43KSWRCH48KSWRCH50K

　　弹簧钢和轴承钢 SUP6SUP7SUP9SUP9ASUP10SUP11ASUP12SUP13S50C-CSPS50C-CSPS55C-CSPS60C-CSPS65C-CSPS70C-CSPSK85C-CSPSK55C-CSPSUP10-CSP

　　高碳铬轴承钢SUJ2 SUJ3 SUJ4SUJ5

　　专业用钢和精品钢SM400A SM400B SM490A SM490B SM490C SM490YASM490YBSM520YBSM520YC SM570

　　压力容器用碳锰钢SPV235 SPV315 SPV355SPV410 SPV450SPV490