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1、各類鋼的相變臨界點(diǎn)（C）銖J/中鋼號(hào)Ac1Ar1Ac3Ar3Ms碳素結(jié)構(gòu)鋼0873268087485448010724P6828768503073267781379638035720680800774350407246807907603604572468278075135050725690760720320557276907747552906072769076674327065727696752730270757257752308572369073769522016Mn73668285083541020Mn72584030Mn73567581279635540Mn72668979076850M

2、n72066076032060Mn72768976574128065Mn7206897657412701合金結(jié)構(gòu)鋼20Mn273061385373630NIn270062781572738035Mn2713630793710325140Mn271362776670434045NIn271564077072032044Mn2Si730810285150W2710一65076068032520Cr76670283579939030Cr775r670810350135Cr74579536040Cr74369378273035545Cr745P660790693355150Cr73578060Cr74

3、076038CrA740r693780730250145Cr378082033030CrSiMo78086035038CrSi763r68081075533040CrSi76081532530Ni69081036540Ni71577033050Ni725755320lONi271082042512Ni368581045025Ni369076034030Ni367075031035Ni367075031040Ni366574031060Ni4650720lONi561577512Ni561077513Ni5610765350鋼種鋼號(hào)Ac1Ar1Ac3Ar3Ms合金結(jié)構(gòu)鋼15NiMo7256508

4、0075033040Ni5650710.26050Ni5650240lONi970070027SiMn75088075035535SiMn73569079533015SiMn3MoA68032786039629020MnMo73084538030MnMo71581538MnMo72082045MnMo72579080040015MnTi73461586577939020MnV72084020MnVB72084009MnVRE64080073032014MnVTlRE72588535Mn2V71577032042Mn2V72577031045Mn2Si760815290138CrSi740810

5、33040CrSi76081532515CrMn750845400120CrMn75084540040CrMn74077535050CrMn740785300135CrMn273063077568030050CrMn273076029015Crmo72088015CrV75587043520CrMo75584038025CrMo75083036530CrMo75769380776334535CrMo75569580075027138CrMo760780320_42CrMo73078045CrMo73080031050CrMo72576029038CrMoAl80094029020Cr2Mn2M

6、oA76165582573531012Cr1Mo79090038025Cr3Mo77083536030CrV765820355140CrV76584034045CrV73578031550CrV75268878074627035Cr2V76082031030CrAl78086536020CrNi720680800790410140CrNi72066077070234050CrNi735680755300鋼號(hào)Ac1Ar1Ac3Ar3Ms12CrNi373567185076340520CrNi2740820375鋼種鋼號(hào)Ac1Ar1Ac3Ar3Ms合金結(jié)構(gòu)鋼20CrNi371579030030Cr

7、Ni372076532037CrNi372064077027015CrNi467012Cr2Ni273582044015Cr2Ni273079045020Cr2Ni272078033012Cr2Ni467078040020Cr2Ni470577066033035Cr2Ni4685760265140Cr2Ni468075024027SiMn2Mo74582034030CrMnSi760670830705365145CrMnSi79088029565MnSiV75567580270525545MnSiV735642805718295130CrMnMo73079538530CrMnSiNi2A740

8、86035025CrMnV735820420118MnMoNb73864685275618CrMnTi74065082573036540CrMnTi765640820680310130CrSiMo78086035020CrNiMo73086038535CrNiMo73077032040CrNiMo70568074529530CrNi2Mo69578535017CrNi2Mo69081035CrNi2Mo69578031040CrNi2Mo710745300112CrNi3Mo71080038530CrNi3Mo72077032034CrNi3Mo705750290135CrNi3Mo70576

9、0310140CrNi3Mo73577012CrNi4Mo690790410135CrNi4Mo70075027035Cr2NiMo73078032020Cr2Ni4Mo715820390120Cr2Ni2V72079539030Cr2Ni2Mo74078035035Cr2Ni2Mo750790355135Cr2Ni3Mo73077029512Cr2Ni4Mo66077037018CrNi4W69580031035Cr2Ni4Mo66076030012Cr1Mo1V79593038CrMoAlA800730940355356CrMoA177588533550CrNiMoV71079027525

10、CrNi3MoV68080033035CrNi3MoV74079032030Mn2MoW715820340銖J/中鋼號(hào)Ac1Ar1Ac3Ar3Ms合金結(jié)構(gòu)鋼20CrMnNiMo72080040020MnNiMo68584542020MnNiCu70580539040BP(756)80045B72569077072028050B74067079071928060BP740745270140MnB73065078070045MnB72778060MnBP710740280120Mn2B73061385373640CrB68780040MnWBP736630800695320140CrMnB7296

11、7678574018CrMnMoB74084020SiMnVBP72669986677922CrMnWMoTiB74445086251326720CrMnMoVB67585078025MnTiBREP720665845765395112Cr1MoV78082540035CrMoV78482035645CrMoVP750830320125Cr2MoVA76068584077534025CrMnV73582042015CrMn2SiMoP732805359120CrMnNiMo71083041030CrNi2MoV71679630030CrNi3MoVr740790320130CrMn2MoNb7

12、6540130535MnMoWV74029035CrMn2MoNbr725780320135CrMnMoWV73082049032037SiMn2MoVA729823(210)40CrMnNiMor690780290130CrMnWMoNbV720(515)82535512WMoVSiRE83580494088038055CrMnVA75068678774527555SiMnMoV74561081569028055SiMnMoVNb73061076566029260SiMnMo70076026460Si2Mo74079026060Si2775830300155Si2MnB77069082574

13、528955SiMnB74064878068024060Si2Mn755700810770305150CrMnV72077029060CrMnMo700655805軸承鋼GC6727760192GCr9730690887-721205GCr15745700900245GCr15SiMn740708872205鋼種鋼號(hào)Ac1Ar1Ac3Ar3Ms工具鋼Cr12MoV830855185T8730700740245:T10730700800175210T'97301902301T11730170195T127351902001T1372070074090190T10Mn27108501251

14、3Cr2W4V8203103Cr2W8V8209254205Crmnmo710650r760r68022515CrNiMo7106807702155CrNiW7308202055CrMnMoV730r735Cr2、7457009002409Cr174023019Cr27406808402709V725VTi7406707606802501V7307007702009Sicr770730870170W2740710820W1740710820CrMnSI7307009309Mn2V7366527656881251CrW3760205CrW57607259CrWMn7602051SiMn76070

15、8865240CrWMn750710940245CrMn740980110CrWV815625180Cr5MoV790180Cr1281076012001801Cr12Mo8107604Cr5MoVSi8409207209127732704Cr5MoVISi860775r915r8153401CrMn740700980245C0673070095017409Cr2730700r860270:4CYW2Si7808403155CrW2Si7758602956CrW2Si775r8102801C6VWV8156258457751509Mn2720750650680Cr4W2MoV795760900

16、1426W6Mo5Cr4V820730240_Cr2Mn2WMoV7706401904CrVSi7657258303305SiMnMoV7647884Cr5W2VSi8757309158402755鋼種鋼號(hào)Ac1Ar1Ac3Ar3Ms工具鋼SiMnMo7356767707207Cr4W3Mo2VNb81083074076。12204Cr4Mo2WVSi8306709107502555Cr4Mo2W5V836P74418938165Cr4Mo2W2VSi8107008857852904Cr3Mo3W2V8507359308254004Cr3Mo3W4VTiNb:821P752880850高速鋼W

17、9Cr4V2810760200W12Cr4V2825890210W18Cr4V8207601330190W18Cr4VCo5830185W10Cr4V4Co51820一1701W6Mo5Cr4V2835770885820W6Mo5Cr4V2co5820180W10Mo4Cr4V3Al830860890115不銹鋼耐熱鋼OCr138209053701Crl38257008508203402Cr1318207801950r2802Cr13Ni27067803203Cr138207802403Cr13Si8302704Cr138207801100270Cr178758101604CrlOSi2Mo8507509CA883081025Cr2MoV76068084077025Cr2MolVA7807008707904Cr3Si48327698928214Cr10Si2Mo8507009508

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