一通用结构钢1非合金结构钢S185S235JRS235J0S235J2S275JRS275J0S275J2S355JRS355J0S355J2S355K2S450J0E295E335E3602一般结构用钢AF34C10AF37C12AF42C20AF50C30AF50SAF55C35AF60***AF65***5AF70C55二低合金钢和耐候钢细晶粒低合金用钢P265NJ2P265NJ4P285NJ2P345NJ2P345NGJ2P345NGJ4P400NGJ2P400NGJ4P40NJ4P460NJ2S235J0WS235J2WS355J0WPS355J2WPS355J0WS355J2WS355K2W表面硬化结构钢C10EC10RC15EC15RC16EC16R17Cr317CrS328Cr428CrS416MnCr516MnCrS516MnCrB520MnCr520MnCrS510NiCr5-415NiCr1316NiCr416NiCrS418NiCr5-420MoCr320MoCrS320MoCr420MoCrS417CrNi6-618CrMo418CrMoS422CrMoS3-518CrNiMo7-614NiCrMo13-417NiCrMo6-417NiCrMoS6-420NiCrMo2-220NiCrMoS2-220NiCrMoS6-4渗氮结构钢24CrMo13-631CrMo1231CrMoV933CrMoV12-940CrMoV13-932CrAlMo7-1034CrAlMo5-1041CrAlMo7-1034CrAlNi7调质结构钢C22EC22RC35C35EC35R***0***0E***0R***5***5E***5RC50EC50RC55C55EC55RC60C60EC60R28Mn634Cr434CrS437Cr437CrS438Cr241Cr441CrS446Cr225CrMoS425CrMo434CrMo434CrMoS450CrMo420MnB530MnB538MnB527MnCrB5-233MnCrB5-339MnCrB6-230CrNiMo930CrNiMo16-634CrNiMo635NiCr636NiCrMo1639NiCrMo351CrV4三易切削钢易切削结构钢11***n3011***nPb3011***n3711***nPb3710S2010SPb2015***n1335S2035SPb2036***n1436***nPb1438***nPb1438***n2844***n2844***nPb2846S2046SPb20易切削结构钢冷拉材料13MF418MF535FM645MF6.145MF6弹簧钢和轴承钢***236NiCrMo1640Si745Cr445SiCrMo645SiCrV646Si750SiCrMo651CrMoV451CrV451Si752SiCrNi554SiCrV655Cr356SiCr756SiCrV760Cr360CrMo360CrMo460NiCrMo260Si760SiCr360SiCrV761SiCr713NiCr1415NiCrMo16-516NiCrMo1320MnCr420MnCrNi420NiCrMo221NiCrMo743CrMo444Cr248CrMo480MoCrV42-16100Cr6100Cr8100CrMn7100CrMnMo8100CrMo7-2100CrMo7-3100CrMo8-3***8E3C54E4C55E3C70E3X12MoCrNi4-4-3X46Cr13X75WCrV18-4-1X82WMoCrV6-5-4X85WMoCrV6-5-4X89CrMoV18-1X105CrMo17非现行标准结构钢8N810CD610CD8.1010CND610F210N310N810N1210NC1210NCD410NCD510NCD1210ND410ND810Pb210PbF212C312CD412CD1012M512MF412NC212NC1212NC1512ND1614NC1214NCD615CD215CD3.515NCD215ND815ND1416N616NC1116NC1216NCD416NCD516NCD1718C218C318***18CND618N318NC1220CD420CD820CD1220CDV620F220N820N1220NC220NC1120ND820ND1620Pb222N825NC625NC1125NCD425NCD525NCD1525NCD1628***28CDV530CAD6.1230N830NC630NC1230NC1630NCD230NCD830NCD1130NCD1230NCD1530NCD1632CDV1232CND832CND1132M532NC235C235MF435N335NC635NC1135NCD235NCD435NCD1435Pb238CMND838MS540CD440M540N340NC1740NCD240NCD2TS40NCD340NCD3TS40NCD1840NCD1941S745C245C645CDV445M545NC245S850***50S755C255M560S770N8100CDV4105WC20XC6XC15XC35XC38TSX***8TSXC65XC70XC80XC85XC130Z2NKD18.8Z18N5Z66NMC12.05Z120M12)