锻件材料机械性能参考资料.doc

指 导 性 技 术 文 件锻件材料机械性能参考资料9.8碳素结构钢 钢号热处理类 型截面尺寸MM机 械 性 能硬 度HB 备注bKg/mm2s Kg/mm25%akKgmmm2A3第1组38402427第2组41432326第3组4447222520正 火回 火2542252555156截面50，渗碳后5662，心部137-163100402224535.5103-156100300382023505300500371922455500700361820404.525正 火回 火25462824509170100432422505111-17010030040222048430050039211840435正 火回 火25543220457表面淬火硬度一般在HRC3545100522718433.5149-187100300502618403143-187300500482417373500750462316322.5137-1877501000442215282.5调 质100563019486156-20710030054281840545正 火回 火25613616405表面淬火硬度一般在HRC4050100603015383107-217100300582915352.5162-217300500562814322.5162-217500750542713302156-21调 质200653617354217-25550正 火回 火25643814404241100623213353.0100300603012332.5225300500582912302.5229调 质10080541545622355正 火回 火2566391335255表淬硬度一般在HRC4555100663312353187-229100300643211282.5179-229300500623110252.540Mn正 火256036174562295060331445229调 质50805218455010075481440196-24150Mn正 火回 火10065341335187-22930050062321233调 质6080558403.5196-2296010078507353.020Mn2淬火回火状态18735 Mn2调质25806512457退火状态187正 火回 火10063321845207-241100300593018433调质60806516506229-2696010074601650610030070501645645 Mn2调质25902510456正 火回 火10070361638187-24110030068341535178-24140MnB调质251008011457241-285退火状态20720075501240535SiMn调质25907515404退火状态229表淬硬度HRC4550100805215456241-286100300784514355228-269300400704013304.5217-255400500653811284196-25542SiMn调质25907515406退火状态229表淬硬度HRC5055100805215454241-286100200754714423228-269200300704513403217-255300500653810402.5196-25550SiMn调质100855515405241-286退火229100200755015405229-269200300704514404217-25538SiMnMo调质201008510457表面淬火HRC4555100756016406241-286100300705514355229-269300500655012324207-241500800604010303187-24142MnMoV调质100300786012404241-285表淬硬度HRC4555300500725512353229-269500800655012353217-24138CrMoAlA调质301008515509280-32060SIMnMo正火回火500800755011303217-26932Mn2MoVB调质100300856812404269-302表面硬度50-55300500806312404241-28637SiMn2MoV调质251008512508200887014404269-302200400836514404241-286400600786014404241-26950SiMoMnB调质300907512404269-302300500906512384255-286500800856212353241-28618CrMnMoB调质100300907513405269-302表淬硬度HRC5055300500857013405255-286500800806513405241-28630CrMn2Mo调质100300907312404269-302表淬硬度HRC5055300500856812404269-302500800806312404241-28620SiMn正火回火400600482715305600900462614305900120045251430520 MnMo 调质10030051311440530050048281440514MnMoV正火回火调质40115655516406187-229300705816406187-22918MnMoNb调质100300655015456187-229300500604515456187-22950080050351545520Cr一次淬火二次淬火回火15（心部）855510406渗碳HRC5662退火HB197渗 淬 回30（心部）654012406渗 淬 回6065401340520CrMnMo二次淬回3011080740二次淬回100855015404心部HRC2833渗碳HRC566220Cr2Mn2Mo渗 淬 回3015012012508心部HRC45渗碳HRC56621001158512457心部HRC35451002001008010406心部HRC354520CrMnTi渗 淬 回151108510457退火217渗碳 HRC5662 15CrMo调质30453022601215620CrMo调质15806012509197渗碳后5662心32010070451560810025065421665835CrMo调质251008512458269-302100755515456260-290100300705015455260-290300500654515354250-290500800604012303217-26942CrMo调质251109512458269-302表淬HRC455610090701012505260-29010025075551014555260-29025Cr2MoVA调质25958014558269-302150857515506262-295250756016506241-27735CrMoV调质251109510509280-320150857515457269-310250756015406250-285300500655014405220-25030Cr调质25907011456269-302100755014456250-285100300704513455250-285300500654012404229-26940Cr调质25100809456269-302退火201100755515455260-290100300705014454250-285300500654510353229-26950080060358302217-25550Cr调质25110959405280-320退火22910085551040255-28610030080501040241-28618Cr2MOWVA调质25654518401222920Cr2Ni4A淬火回火1512011010458269渗碳后5662心部30弹簧钢的机械性能钢号截面尺寸热处理条件（建议的）及机械性能的指数不退火钢交货时HB淬火温度淬火剂回火度0.2/2b/210%6512840油4808010093525570830油4808510583026975820油4809011073028585820油48010011563030260Mn6830油4808010093526965Mn830油4808010083026965SiMn820油4808010083028555SIMn12880油46012013063028560SiMn860油46012013052528560SiMnA860油46014016052528550Si2Mn12870油或水46011012063028555Si2Mn870油或水46012013063028560SiMn870油46012013052530260Si2MnA870油46014016052030263Si2MnA860油46014016052030270Si3MnA860油42016210852030260Si2CrA870油42016018052032165SiCrA850油450/500132/120170i2CrVA850油41017019052030265Si2MnWA850油42017019052030250CrMn12840油49011013053530250CrMnA840油49012013063530250CrVA25850油520110130104530250CrMnVA25850油52012013063532130W4Cr2VA1050/1100油550/650170/150321锻件材料不锈钢、耐酸钢、耐酸钢钢号热处理类型截面尺寸MM0.2 /2b/210%aK-m/2硬度HB1Cr13调质60604220609187-2172Cr13调质100664516558197-2483Cr13调质100856512455241856510304切向性能1Cr18Ni9Ti淬火60552240551019260-100542038508100-2005020253064Cr9Si2调质25876925597293-302Cr17退火40252050Cr18Ni2Mo2Ti淬火6055224055150-200Cr5Mo调质60604018碳素钢铸件经过热处理后的机械性能钢 号机 械 性 能 不 小 于s/2b/25%aK-m/2备注Z火ZG25452420324.5正火ZG35502816253.5正火ZG45583212203正火ZG55653510182正火注：1、I.级铸件应测定全 II.级测定：5、b、5III.级测定：b、52、淬火、回火后的机械性能应在订货技术条件中规定。1、 铸件最小壁厚大于100毫米时，其取样方法，热处理方法及机械性能应在订货技术条件中规定。合金铸钢钢号热处理类型截面尺寸MM机 械 性 能 硬 度 HBs/2b/25%aK-m/2ZG40Mn正火+回火65301230163ZG40Mn2正火+回火60402055179调 质857013454.5269302ZG50Mn2正火+回火80451837ZG20SiMn正火+回火523014305.0156ZG35SiMn正火+回火583512203调 质654212253.5207241ZG42SiMn正火+回火603812203229调 质654512253.5229321ZG50SiMn正火+回火70451425217255ZG40Cr正火+回火64351826212调 质70481520228321ZG35CrMnSi正火+回火703514304217ZG35CrMo正火+回火604012203调 质705512254ZG50MnMo调 质703510192.5229ZG20SiMnVB淬火+回火806018509220255ZG兰石1#调 质685512256216260ZG30SiMn正火+回火603514253调 质654014305ZG16Mn正火4828174.5116179高合金铸钢钢号热 处 理s/2b/25%aK-m/2HB类型加热温度冷却剂不 小 于ZG1Cr13退火950564020508淬火1050水回火750空气ZG2Cr13退火950 634516406淬火1050油回火750空气ZGCr9Si2淬火1050水7056ZG25Cr14正火1150空气553016353179淬火1030水回火760780炉冷ZG20Cr13Ni正火或淬火10501100炉冷 553014303192219回火760780ZGMn13淬火10601100水56301515179-229ZG65Mn正火840860空气不 规 定187-241回火600650空气ZG70Cr正火840860空气不