国际准化***轴承钢100CR6100CRMNSI4-4100CRMNSI6-4100CRMNSI6-6100CRMO7100CRMO7-3100CRMO7-41000CRMNMOSI8-4-620CR320CR420MNCR4-217MNCR519MNCR515CRMO420CRMO420MNCRMO4-220NICRMO220NICRMO718CRNIMO7-618NICRMO14-616NICRMO16-5C56E56MN470MN443CRMO4X47CR14X65CR14X108CRMO17X89CRMOV18-180MOCRV42-1613MOCRNI42-16-14X82WMOCRV6-5-4X75WCRV18-4-1日本普通结构用碳素钢SS330SS400SS490SS540日本碳素结构钢S10CS12CS15CS17CS20CS22CS25CS28CS30CS33CS35CS38CS40CS43CS45CS48CS50CS53CS55CS58CS09CKS15CKS20CK日本保证淬透性结构钢***N420H***N433H***N438H***N443H***N***20H***N***43HSCR415HSCR420HSCR430HSCR435HSCR440HSCM415HSCM418HSCM420HSCM435HSCM440HSCM445HSCM822HSN***15HSNC631HSNC815HSNCM220HSNCM420H日本合金结构钢SNC236SN***15SNC631SNC815SNC836SNCM220SNCM240SNCM415SNCM420SNCM431SNCM439SNCM447SNCM616SNCM625SNCM630SNCM815SCR415SCR420SCR430SCR435SCR440SCR445SCM415SCM418SCM420SCM421SCM430SCM432SCM435SCM440SCM445SCM822***N420***N433***N438***N443***N***20***N***43SACM645)