3碳素结构钢：S09CK S10C S12C S15C S15CK S17C S20C S20CK S22C S25C S28C S30C
S33C S35C S38C S40C S43C S45C S48C S50C S53C S55C S58C
4合金结构钢：SMn420 SMn433 SMn438 SMn443 SMnC420 SMnC443 SCr415 SCr420 SCr430
SCr435 SCr440 SCr445 SCM415 SCM418 SCM420 SCM421 SCM425 SCM430 SCM432 SCM435
SCM440 SCM445 SCM822 SNC236 SNC415 SNC631 SNC815 SNC836 SNCM220 SNCM240 SNCM415
SNCM420 SNCM431 SNCM439 SNCM447 SNCM616 SNCM625 SNCM630 SNCM815 SACM645
5保证淬透性结构（H）钢：SMn420H SMn433H SMn438H SMn443H SMnC420H SMnC443H SCr415H SCr420H
SCr430H SCr435H SCr440H SCM415H SCM418H SCM420H SCM425H SCM435H SCM440H SCM445H
SCM822H SNC415H SNC631H SNC815H SNCM220H SNCM420H
6易切削结构钢：SUM21 SUM22 SUM22L SUM23 SUM23L SUM24L SUM25 SUM31 SUM31L SUM32
SUM41 SUM42 SUM43
7冷镦钢：SWRCH6R SWRCH8R SWRCH10R SWRCH12R SWRCH15R SWRCH17R SWRCH6A
SWRCH8A SWRCH10A SWRCH12A SWRCH15A SWRCH16A SWRCH18A SWRCH19A SWRCH20A SWRCH22A
SWRCH25A SWRCH10K SWRCH12K SWRCH15K SWRCH16K SWRCH17K SWRCH18K SWRCH20K
SWRCH22K SWRCH24K SWRCH25K SWRCH27K SWRCH30K SWRCH33K SWRCH35K SWRCH38K
SWRCH40K SWRCH41K SWRCH43K SWRCH45K SWRCH48K SWRCH50K
