4140合金钢

合金结构钢SMn420  SMn433  SMn438 SMn443  SMn20  SMn43  SCr415   SCr420  SCr430  SCr435  SCr440  SCr445 SNC236  SN15  SNC631  SNC815  SNC836  SNCM220   SNCM240  SNCM415   SNCM420  SNCM415  SNCM431  SNCM439  SNCM447  SNCM616   SNCM625  SNCM630   SNCM815    SCM415  SCM418   SCM420   SCM421   SCM430   SCM432   SCM440   SCM445   SCM882  SACM645

保证淬透性结构钢SMn420H SMn21H   SMn433H SMn1H  SMn438H SMn2H  SMn20H SMnC21H   SMn43H SMnC3H   SCr415H SCr21H   SCr420H SCr22H  SCr430H SCr2H   SCr435H SCr3H   SCr440H SCr415H  SN15H SNC21H   SNC631H SNC2H   SNC815H SNC22H  SNCM220H SNCM21H  SNCM420H SNCM23H   SCM415H  SCM418H  SCM420H  SCM435H   SCM440H   SCM445H   SCM822H  

易切削钢SUM11  SUM12  SUM21  SUM22  SUM22L  SUM23  SUM23L  SUM24L  SUM25  SUM31  SUM32  SUM41  SUM42  SUM43

冷镦钢和紧固件用钢SWRCH6R  SWRCH8R   SWRCH10R  SWRCH12R  SWRCH15R  SWRCH17R  SWRCH6A   SWRCH8A  SWRCH10A  SWRCH10A   SWRCH12A  SWRCH15A  SWRCH16A   SWRCH18A  SWRCH19A  SWRCH20A  SWRCH22A  SWRCH10K  SWRCH12K  SWRCH15K  SWRCH16K  SWRCH17K  SWRCH18K   SWRCH20K  SWRCH22K  SWRCH24K   SWRCH25K  SWRCH27K  SWRCH30K  SWRCH33K   SWRCH35K  SWRCH38K  SWRCH40K    SWRCH41K  SWRCH43K   SWRCH45K  SWRCH48K   SWRCH50K