结构用钢钢号对照中国：Q195Q215AA215BQ235AQ235BQ235CQ235DQ255AQ255DQ275台湾：SS330SS400SS490日本：SS330SS400***400A***400BSS490韩国：SS330SS400SS490美国(ASTM):A285MGR.BA283MCR.CA573MGR.58A570CR.AA570CR.DA283MGR.DA709MGR.36（UNS）：K02501K02502K02901国际：HR2HR1FE360AFE360DFE430A碳素结构钢对照中国：05F08F0810F10152025303540455055606515Mn20Mn25Mn30Mn35Mn40Mn45Mn50Mn60Mn台湾：S10CS15CS25CS30CS40CS55C日本：S9CKS20CS35CS45CS50CS58C韩国：***9CK***10C***15C***20C***25C***30C***35C***40C***45C***50C***55C美国（ASTM/AISI）：1005100810081010101010151020102510301035104014501050105510601065101610221026103310371039104610531062（UNS/AISI）：G10050G10080G10100G10150G10200G10250G10300G10350G10400G10450G10500G10550G10600G10650G10160G10220G10260G10330G10370G10390G10460G10530国际：C25E4C30E4C35E4***0E4***5E4C50E4C55E4C60E4SL，***合金结构钢对照中国：20Mn230Mn235Mn240Mn245Mn250Mn215MnV20MnV42MnV35SiMn42SiMn40B45B40MnB15CR20CR30CR35CR40CR45CR50CR12CRMo12CRMoV15CRMo20CRMo25CRMo30CRMo35CRMo35CRMoV42CRMo25CR2MoVA25CR2Mo1VA20CR3MoWVA38CRMoAL20CRV50CRVA15CRMn20CRMn20CRMnSI30CRMnSI35CRMnSIA20CRMnMo40CRMnMo20CRMnTi30CRMnTi20CRNi40CRNi50CRNi12CRNi212CRNi320CRNi330CRNi312CR2Ni420CR2Ni418CR2Ni4WA20CRNiMo40CRNiMo45CRNiMoVA台湾：***n420***n433***n438***n443SCR415SCR420SCR430SCR435SCR440SCR445SCM415SCM420SCM430SCM435SCM440SUP10SN***15SNC815SNC836SNC815SNCM220SNCM439日本：SUP10韩国：SPS6美国：（ASTM/AISI）：1320133013251340134514B3514***5115512051305135514051455150411941184135414061206150414231403415331034352515331686204340(UNS):G13300G13350G13400G13450G51150G51200G51300G51350G51400G51450G51500G41180G41350G41400G61500G41420G31400G33106G86200G43400国际：22Mn628Mn636Mn642Mn620CR434CR441CR418CRMo434CRMo442CRMo441CRAlMo741320MnCR542CRMo415NiCR1320NiCRMo2)