关于钛合金热处理和析出相的讨论-辛社伟

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1.,710072;2.,710016):,,,,,0,:0:;;:TG146123:A:025426051(2006)0920039204DiscussionAbouttheHeatTreatmentandPrecipitatedPhasesofTitaniumAlloyXINShe2wei1,2,ZHAOYong2qing2(1.SchoolofMaterials,North2westernPolytechnicalUniversity,XianShaanxi710012,China;2.TitaniumAlloyResearchCenter,NorthwestInstituteforNonferrousMetalResearch,XianShaanxi710016,China)Abstract:Themetalheat2treatmentwasclassifiedinmechanismintothreetypesbycomparativelyanalyzingtheheattreatmentsoftitaniumalloy,aluminiumalloyandsteel.Theheattreatmentoftitaniumalloywasthoughttobethethirdkindofhearttreatment.Themaintransitionalphasesintitaniumalloyduringheattreatmentwereintroduced.Theanaly2sesfocusedontherelationshipbetweenphaseandphase,quenchingagingphase.Itwaspointedoutthatthecharacteristicsofphaseandphasewerecollaborativelyinfluencedbystructureandsolutionrate,andthephasewasdividedindetailinto0,,,.Intheend,thehardnessrelationshipofphasesintitaniumalloywasarranged,andthehardnesssequencingis0.Keywords:titaniumalloy;heattreatment;precipitatedphases:(1978),,,,:029286231078E2mail:[e-mail]:2006203220:,,,,,,,,,,1[1-2],:,+;,+;,+,,,,,,,,,,,,,;,,,,,,,;,,,,932006319©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:+++,,,+,,2,()(),,[3-5],,,,(1)(prime/hexagonalmartensite),({334}{344}),(0001)(011),[1-21-0][1-11-]:a=01293nm,c=014675nm,c/a=11596++/,,,,,[6](2)(doubleprime/orthorhombicmartensite),[100][010][001][100][011-][011]Bagaryatskiy[7](Ti15W):a=01301nm,b=01496nmc=01466nm+,+/,[6](3),,[8]:(athermalphase)(isothermalphase)[9],[10],,;,,[11-14](4),,Ti40[15](+),,,,(5),,,+,042006319©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1),,,,:,,,,,,3[6],,,,,,,,()(),,,,[16],,,,,,(2),,,,,,;,,,,,,,,,,,312[4-5,17],,,,,[18],,+,,,,,,,,:00:,,,,0;:,,+,+,;:;:,,,,,4,,,,,,,,,1[3],,1,1C0Ckp,CkpC0,,;,,:;,,,142006319©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:+;++;++;+,,,,;,,,:0,:0,1Fig.1Therelationshipbetweenhardnessandmicrostructure5,,,,,,,:[1]C,M[].[M].,.:,2005.[2]RW,P,EJ[].(5):[M].,,:,1998.[3]EA,[].[M].,,:,1980:187.[4]HricherL,AppolaireB,Aeby2GautierE.ModelingofphasetransformationkineticsinTialloys[A].G.Ltjering,J.Al2brecht.Ti22003:ScienceandTechnology[C].Germany:DGM.2003,:109121098.[5]MarkovskyPE,MalinovS,ShaW.Experimentalstudyandcomputermodelingoftheisothermalbetatoalphatransfor2mationkineticsintitaniumalloys[A].G.Ltjering,J.Al2brecht.Ti22003:ScienceandTechnology[C].Germany:DGM.2003,:113121138.[6].()[J].,1989(4):71277.[7]IkedaM,KomastuS,SugimotoT,KameiK.ResistometricEs2timationoftemperaturerangeofathermalphaseformationinquenchedTi2Valloy[J].J.JapanInst.Metal,1990,54:7432751.[8]PrimaF,VermautP,AnselD,etal.PhasetransformationofTi26.8Mo24.5Fe21.5Al[A].Gorynin.I.V.,Ushkov.S.S.Titanium99:ScienceandTechnology[C].Russia:CRISMPrometey,1999,:1072113.[9].()[J].,1989(5):77282.[10],,.Ti[J].,1993,29(2):61266.[11]IkedaM,KomatsuS,SugimotoT,ShibaoY.Relationbe2tweenathermalphaseandisothermalphaseinTi2Valloys[A].Gorynin.I.V.,Ushkov.S.S.Titaniump99:Sci2enceandTechnology[C].Russia:CRISMPrometey,1999,:1572163.[12]FontaineDDe,PatonNE,WilliamsJC.TheomegaphasetransformationinTialloyasanexampleofdisplacementcontrolledreaction[J].Act.Met.,1971,19:1153.[13]FontaineDDe.Simplemodelsfortheomegaphasetransfor2mation[J].Metall.Trans,1988,19A:169.[14].[D].:,2002.[15]FukaiH,OgawaA,MinakawaK.AStudyonmicrostructureofsolutiontreatedandagedSP2700titaniumalloy[A].G.Ltjering,J.Albrecht.Ti22003:ScienceandTechnology[C].Germany:DGM.2003,:114721154.[16]IllarinovAG,PopovAA,KollerovMYu,etal.AgeingofdeformadealloyVT22I,Ti21023withhydrogen[A].I.V.Gorynin,S.S.Ushkov.Titaniump99:ScienceandTechnology[C].Russia:CRISMPrometey.1999,I:1862193.242006319