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各种钢的相变点2007.09.08.碳素结构钢钢号Ac1Ac3（Acm）Ar3（Arm）Ar1Ms08F7328748546800Al7328748546800873287485468010F724876850682107248768506822073585583568020Mn73585583568020g7358558356803073281379667730Mn7328137966773572480277468035035A72480277468035035Mn724802774680350ZG357248027746803504072479076068035040Mn7247907606803505072576072069032050Mn7207607206603206072776574269028060Mn727765742690280低合金钢12Mn73486278163216Mn75587580364014MnNb74888081664115MnV70085078063515MnTi73486577961514MnVTiRE72588580060014MnMoNb72086578063515MnVN70083075058018MnMoNb72087077065014MnMoV71088080066514MnMoVBRE74090077370012MnNiCMoVCuB735870750665耐腐蚀钢12MoAlV78009CuPTi73091580562110MoWVNb81294590079010MnPNbRE735870800655低温用钢06MnNb73086080064506AlNbCuN85592186380709Mn2V超高强度钢40CrNi2MoA73277429045CrNiMo1VA74077034030CrMnSiNi2A74082032037Si2MnCrNiMoV80088071065043Si2CrNi2MoVA7608044183134Cr5MoVSi85091077072031000Ni12Cr5Mo3TiAl0Cr17Ni7Al0Cr15Ni7Mo2Al合金结构钢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低淬钢（晶粒细化）55Ti72377773370526660Ti73476773468470Ti735770715670易 切 削 钢Y12735866820680Y15735860840690Y20735854820680Y30732820796680Y40Mjn731807280T10Pb7248768506821Cr13S1Cr13Se2Cr13Ni2S706780Y17Se1Cr18Ni9S1Cr18Ni9Se1Cr18Ni9Pb弹 簧 钢65727752730696707307437276938572373769522065Mn72676574168927055Si2Mn77584060Si2Mn75581077070030550CrMn75077525050CrV75278874668827055SiMnVB75077570067055SiMnMoVNb730760660590290不 锈 钢1Cr137308508207003402Cr138209507803Cr138207802404Cr138202703Cr13Mo8408907907501Cr178608101601Cr17Ni2810780357(Y)2Cr13Ni27067809Cr18830810轴 承 钢GCr15740840711696245GCr15SiMn770872780200G8Cr15752824780684240GCr15SiMo750785695210GCr15SiWV760810692200G20CrNiMo730830770669395G20CrNi2Mo725810740630380G20Cr2Ni4685775630585305G55SiMoVA765858759687304Cr4Mo4V724840778720130W18Cr4V8201330760220冷作模具钢Cr12810835770755180Cr12Mo1V1(skd11)810875750695190Cr12MoV8101200760Cr5Mo1V795168Cr6WV815845775625150Cr4W2MoV7959007601426Cr4W3Mo2VNb8207502207Cr7Mo3V2Si8569158067201059Mn2V7307606906551259SiCr7708707309CrWMn750900700205CrWMn750940710Cr27459007002407CrSiMnMoV776834732694211Cr2Mn2SiWMoV7706401904CrW2Si7808403155CrW2Si7758602956CrW2Si775810280T7730770700T8730700T10730800700T11730810700T12730820700W18Cr4V8201300760W6Mo5Cr4V2870W12Mo3Cr4V3N890W9Mo3Cr4V835875热作模具钢5CrMnMo7107606502205CrNiMo7107706804CrMnSiMoV7928557706603305Cr2NiMoVSi7508747516232434Cr5MoSiV8539127737203104Cr5MoSiv1(H13)8609158157753404Cr5W2VSi8008758407302753Cr2W8V82511007903Cr3Mo3W2V8509308257354005Cr4Mo2W2VSi8108857857001755Cr4Mo3SiMnVAl8379022775Cr4W5Mo2V836893816744250塑 料 模 具 钢SM45724780751682SM50725760720690SM557277747556903Cr2Mo7708257556403353Cr2MnNiMo(718)7157705CrMnNiMoVSCa6957352208Cr2MnWMoVS7708207106609Cr18Mo850750145Cr14Mo4V85691577772242CrMo73
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