预览加载中,请您耐心等待几秒...
1/3
2/3
3/3

在线预览结束,喜欢就下载吧,查找使用更方便

如果您无法下载资料,请参考说明:

1、部分资料下载需要金币,请确保您的账户上有足够的金币

2、已购买过的文档,再次下载不重复扣费

3、资料包下载后请先用软件解压,在使用对应软件打开

镀锌弹簧垫圈氢脆断裂失效分析 Title:FailureAnalysisofGalvanizedSpringWashersduetoHydrogenEmbrittlementFracture Abstract: Hydrogenembrittlementisacommonproblemingalvanizedspringwashers,leadingtofailureandpotentialsafetyhazards.Thispaperinvestigatesthemechanismbehindhydrogenembrittlementfractureingalvanizedspringwashers,includingthefactorsinfluencingthephenomenonandthepotentialsolutionstomitigateitsoccurrence.Throughacomprehensiveanalysisoftheliterature,laboratoryexperiments,andindustrialcasestudies,thisstudyaimstoprovideinsightsintothefailureanalysisofgalvanizedspringwashersduetohydrogenembrittlementfracture. Keywords:galvanizedspringwashers,hydrogenembrittlement,failureanalysis,fracture,factors,solutions 1.Introduction 1.1Background Galvanizedspringwashersareextensivelyusedinvariousindustriesduetotheirhighstrengthandcorrosionresistance.However,unexpectedfailuresresultingfromhydrogenembrittlementfracturehavebeenobserved,endangeringthereliabilityofthecomponentsandthesafetyoftheoverallsystem.Understandingthemechanismsbehindthisfailureiscrucialforpreventingandmitigatingsuchfailures. 1.2Objectives Themainobjectiveofthispaperistoanalyzethefailureofgalvanizedspringwashersduetohydrogenembrittlementfracture.Thisincludesinvestigatingthefactorscontributingtohydrogenembrittlement,understandingthefracturemechanisms,andproposingpotentialsolutionstomitigatetheoccurrenceoffailure. 2.MechanismsofHydrogenEmbrittlement 2.1IntroductiontoHydrogenEmbrittlement Hydrogenembrittlementreferstothephenomenonwherehydrogenatomsdiffuseintothemetallatticeandinteractwithdislocations,leadingtoreducedductilityandincreasedsusceptibilitytofracture.Itcanbecategorizedintoseveraltypes,includingadsorption-inducedhydrogenembrittlement,trappedhydrogenembrittlement,andhydrogen-inducedcracking. 2.2FactorsInfluencingHydrogenEmbrittlementinGalvanizedSpringWashers -Presenceofhydrogensourcesduringmanufacturing,suchasacidpicklingsolutions,lubricants,orcleaningagents. -Materialcharacteristics,includinghydrogendiffusivity,mechanica