详细介绍: 韩国保证淬透性结构钢旧钢号 SCR21H SCR22H SCR2H SCR3H SCR4H SNC21H SNC2H SNC22H SNCM21H SNCM23H SCM21H SCM22H SCM3H SCM4H SCM5H SCM24H SMN21H SMN1H SMN2H SMN3H SMNC21H SMNC3H韩国合金结构钢 SCR415 SCR420 SCR430 SCR435 SCR440 SCR445 SNC236 SNC415 SNC631 SNC815 SNC836 SNCM220 SNCM240 SNCM415 SNCM420 SNCM431 SNCM439 SNCM447 SNCM616 SNCM625 SNCM630 SNCM815 SCM415 SCM418 SCM420 SCM421 SCM430 SCM432 SCM435 SCM440 SCM445 SCM822 SMN420 SMN433 SMN438 SMN443 SMN420 SMN443 SACM645韩国易切削结构钢SUM11 SUM12 SUM21 SUM22 SUM22L SUM23 SUM23L SUM24L SUM25 SUM31 SUM31L SUM32L SUM41 SUM42 SUM43
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