SNCM240(JIS)化學成分及用途:

SNCM220主要成份%: C:0.18-0.23 Si:0.15-0.35 Mn:0.70-0.90 P<0.035 s<0.040 cr:0.40-0.60 mo:0.15-0.25 mo:0.15-0.25 ni:0.40-0.70

性能:此為低碳鎳鉬鋁合金鋼，熱處理需滲碳表面堅硬，內部強韌。

用途:強力齒輪、車軸、汽機車等重要零

東莞市超飛模具鋼材有限公司銷售420J2 CPM420V CPM440C ATS055 ATS-34 GIN-1(G2) ZDP-189 BG-42 VG10 COWRY(CP-4) RT-6 HI-SPEECLTOOLSTEEL 154CM日本鋼材：PX4 PX5 PAK90 PD613 SGT S55C SUJ2 SUS303 SUS304 SUS410 SUS420 SUS630 SCM2 SCM3 SCM4 SCM5 SCM21 SCM22 SCM23 SCM24 SNCM1 SNCM2 SNCM6 SNCM22 SNCM23 SNCM25 SNC415 SCM415 SCM418 SCM420 SCM421 SCM430 SCM435 SCM439 SCM440 SCM445 SCM450 SCM822 SACM1 SACM645 SNCM220 SNCM240 SNCM420 SNCM439 SNCM440