STP1122AdvancesinFatigueLifetimePredictiveTechniquesM.R.MitchellandR.W.Landgraf,editorsASTMPublicationCodeNumber(PCN):04-011220-30ASTM1916RaceStreetPhiladelphia,PA19103CopyrightbyASTMInt'l(allrightsreserved);WedDec2318:52:01EST2015Downloaded/printedbyUniversityofWashington(UniversityofWashington)pursuanttoLicenseAgreement.Nofurtherreproductionsauthorized.LibraryofCongressCataloging-in-PublicationDataAdvancesinfatiguelifetimepredictivetechniques/M.R.MitchellandR.W.Landgraf,editors.p.cm.--(STP;1122)Includesbibliographicalreferencesandindex.ISBN0-8031-1423-01.Materials--Fatigue.2.Fracturemechanics.3.Servicelife(Engineering)I.Mitchell,M.R.(MichaelR.),1941-II.Landgraf,R.W.III.Series:ASTMspecialtechnicalpublications;1122.TA409.A391991620.1'126--dc2091-36055CIPCopyright�91992AMERICANSOCIETYFORTESTINGANDMATERIALS,Phil-adelphia,PA.Allrightsreserved.Thismaterialmaynotbereproducedorcopied,inwholeorinpart,inanyprinted,mechanical,electronic,film,orotherdistributionandstoragemedia,withoutthewrittenconsentofthepublisher.PhotocopyRightsAuthorizationtophotocopyitemsforinternalorpersonaluse,ortheinternalorpersonaluseofspecificclients,isgrantedbytheAMERICANSOCIETYFORTESTINGANDMATERIALSforusersregisteredwiththeCopyrightClearanceCenter(CCC)Transac-tionalReportingService,providedthatthebasefeeof$2.50percopy,plus$0.50perpageispaiddirectlytoCCC,27CongressSt.,Salem,MA01970;(508)744-3350.ForthoseorganizationsthathavebeengrantedaphotocopylicensebyCCC,aseparatesystemofpaymenthasbeenarranged.ThefeecodeforusersoftheTransactionalReportingServiceis0-8031-1423-092$2.50+.50.PeerReviewPolicyEachpaperpublishedinthisvolumewasevaluatedbythreepeerreviewers.Theauthorsaddressedallofthereviewers'commentstothesatisfactionofboththetechnicaleditor(s)andtheASTMCommitteeonPublications.Thequalityofthepapersinthispublicationreflectsnotonlytheobviouseffortsoftheauthorsandthetechnicaleditor(s),butalsotheworkofthesepeerreviewers.TheASTMCommitteeonPublicationsacknowledgeswithappreciationtheirdedicationandcontribut...