***28C***30C***33C***35C***38C***40C***43C***45C***48C***50C***53C***55C***58C***10C***12C***15C***17C***20C***22C***25C***28C***30C***33C***35C***38C***40C***43C***45C***48C***50C***53C***55C***58C***55C***58C***9CK***15CK***20CKSTKM11ASTKM12ASTKM12BSTKM12CSTKM13ASTKM13BSTKM13CSTKM15ASTKMCSTKM17CSTKM18ASTKM18BSTKM19ASTKM19CSTKM20ASCR420TKSCM415TKSCM418TKSCM420TKSCM430TKSCM435TKSCM440TK保证淬透性结构钢SCR415HSCR420HSCR430HSCR435HSCR440HSN***15HSNC631HSNC815HSCM418HSCM420HSCM435HSCM440HSCM445HSCM822H***N420H***N433H***N438H***N443H***N***20H***N***43H合金结构钢SCR415SCR420SCR430SCR435SCR440SCR445SNC236SN***15SNC631SNC815SNC836SNCM220SNCM240SNCM415SNCM420SNCM431SNCM439SNCM447SNCM616SNCM625SNCM630SNCM815SCM415SCM418SCM420SCM421SCM430SCM432SCM435SCM440SCM445NSCM822XMN420***N433***N438***N443***N***20***N***43SACM645销售***0769-85308212手机15899932581***2511189929刘鹏翔)