Fundamentals of Creep in Metals and Alloys(2nd,2009)

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1、PrefaceThisbookonthefundamentalsofcreepplasticityisareviewandanalysisofinvestigationsinavarietyofareasrelevanttocreepplasticity.Theseareasincludefive-power-lawcreep,whichissometimesreferredtoasdislocationclimb-controlledcreepinmetals,alloysandceramics,viscousglideorThree-Power-Lawcreepi

2、nalloys,diffusionalcreep,Harper-Dorncreep,superplasticity,second-phasestrengthening,andcreepcavitationandfracture.Manyqualityreviewsandbooksprecedethisattempttowriteanextensivereviewofcreepfundamentalsandimprovementwasachallenge.Oneadvantagewiththisattemptistheabilitytodescribethesubst

3、antialworkpublishedsubsequenttotheseearlierreviews.Anattemptwasmadetocoverthebasicworkdiscussedintheseearlierreviewsbutespeciallytoemphasizemorerecentdevelopments.Thisisthesecondeditionofthisbook,andoneaspectofthisrecenteditioniscorrectingerrorsinthefirstedition.Also,manyadvanceshaveocc

4、urredoverthefiveyearssincethefirsteditionandthesesarealsoincorporated.Dr.María-TeresaPérez-Pradowasaco-authorofthefirstedition.Whileshedidnotparticipateintheformulationofthesec-ondedition,Chapters5,6and9remainlargelyacontributionbyDr.Pérez-Prado,andherco-authorshipisindicatedonthesechapte

5、rs.ListofSymbolsandAbbreviationsacavityradiusalatticeparameter0A
AconstantsAAFACJsolutedislocationinteractionparametersAAPBASNACRAgrainboundaryareagbAHarperDornequationconstantHDAconstantsPLAprojectedareaofvoidvAAconstants012bBurgersvectorBconstantcconcentrationofvacanciesc*crackgrow

6、thratecconcentrationofjogsjcconcentrationofvacanciesinthevicinityofajogpc*steady-statevacancyconcentrationnearajogpcequilibriumvacancyconcentrationvcDvacancyconcentrationnearanodeordislocationvcinitialcracklength0CconcentrationofsoluteatomsC*integralforfracturemechanicsoftime-dependent

7、plasticmaterialsCconstant12CLarsonMillerconstantLMCBEDconvergentbeamelectrondiffractionCGBScooperativegrain-boundaryslidingCScrystallographicslipCSLcoincidentsitelatticeC*constant0CCconstants15daveragespacingofdislocationsthatcompriseasubgrainboundaryDgeneraldiffusioncoefficientDdiffu