
镍铬钼合金结构钢
SNCM220SSNCM240SCNM415SNCM415SNCM420SNCM431SNCM439SNCM447SNCM616SNCM625SNCM630SNCM815等
常用日本铬钢牌号:SCR415SCR420SCR430SCR435SCR440SRC445等
常用铬钼合金结构钢:SCM415SCM418SCM420SCM430SCM435SCM440等
镍铬钼合金结构钢
SNCM220 SSNCM240 SCNM415 SNCM415 SNCM420 SNCM431 SNCM439 SNCM447 SNCM616 SNCM625 SNCM630 SNCM815等
常用日本铬钢牌号: SCR415 SCR420 SCR430 SCR435 SCR440 SRC445等
常用铬钼合金结构钢:SCM415 SCM418 SCM420 SCM430 SCM435 SCM440等