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1、------------------------------------------------------------------------------------------------复合材料板与钢板胶接_螺接与混合对接接头的力学特性研究_英文_李永胜第15卷第9期2011年9月ArticleID：1007-7294（2011）09-1052-13船舶力学JournalofShipMechanicsVol.15No.9Sep.2011MechanicalBehaviorsofAdhesively-bonded,BoltedandHybridComposite-
2、to-SteelJointsLIYong-sheng,WANGWei-bo(ChinaShipScientificResearchCenter,Wuxi214082,China)——————————————————————————————————————------------------------------------------------------------------------------------------------Abstract:Sixdifferenttypesofcomposite-to-steeljoints,namelysingl
3、e-strapadhesivelybondedjoint(SAJ),double-strapadhesivelybondedjoint(DAJ),single-strapboltedjoint(SBJ),double-strapbolt-edjoint(DBJ),single-straphybridjoint(SHJ),double-straphybridjoint(DHJ),respectively,wereexperimentallyandnumericallyinvestigatedundertensileloading.Thefailureloads,load
4、-deflectioncurvesandfailuremodeswerethenobtainedandcomparedwitheachother.Testresultsshowthattheultimateloadorjointload-carryingcapacityappearstobeverysensitivetothejointconfigura-tions.Thestressdistributionsintheadhesiveandtheeffectsofgeometricofthespecimensuchasoverlaplength,adhesiveth
5、ickness,etconthestrengthofjointwerenumericallyinvestigatedbyfiniteelementmethodsforthevariousjointparameters.Keywords:composite-to-steeljoints;jointstrength;stressdistribution;failuremodeDocumentcode:ACLCnumber:U661.431IntroductionFiber-reinforcedpolymer(FRP)compositesareincreasinglyrep
6、lacingmetalsinprimaryload-carryingmembers,resultinginmanyadvantages,butalsointroducingnewchallenges.Forinstance,whenintroducingFRPcompositepartstometalstructures,suchasship,bridgestruc-tures,andsoon,itisinevitabletojoincompositepartstometalmembers,whichbringsnewproblems.Inthiscontext,it
7、isextremelyimportanttodesignefficientjointstoanacceptableleveloffunctionality.Unlikemetals,structuralFRPmemberscannotbewelded,andlacktheductilityneededforefficientmechanicalfastening[1-2],makingadhesive-bondingtheonlyefficientalternative.However,adhesivelybondedjointshavetheiro
