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液态锡对低活化马氏体铁素体钢CLF-1的腐蚀行为研究.docx

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液态锡对低活化马氏体铁素体钢CLF-1的腐蚀行为研究 Title:CorrosionBehaviorofLiquidTinonLowActivationMartensitic/FerriticSteelCLF-1 Abstract: Withtheincreasingdemandforadvancedmaterialsinnuclearfusionreactors,thestudyofcorrosionbehavioriscrucialtoensurethelong-termstabilityandsafetyofthesestructures.Thispaperinvestigatesthecorrosionbehaviorofliquidtinonlowactivationmartensitic/ferriticsteelCLF-1.Theaimistogainadeeperunderstandingoftheinteractionsbetweenliquidtinandthesteel,providingessentialinsightsforthedevelopmentofcorrosion-resistantmaterialsinnuclearfusionreactors. 1.Introduction: 1.1BackgroundandMotivation: Nuclearfusionoffersapromisingsourceofcleanandalmostunlimitedenergy.However,challengesstillremainindevelopingmaterialsthatcanwithstandtheextremeconditionsinsidefusionreactors,includinghightemperatures,highneutronfluxes,andcorrosiveenvironments.Martensitic/Ferriticsteels,suchasCLF-1,haveshownsignificantpotentialduetotheirexcellentmechanicalpropertiesandlowerradioactivity.UnderstandingthecorrosionbehaviorofliquidtinonCLF-1iscrucialforthedesignandoptimizationofmaterialsforfusionreactors. 1.2Objectives: ThemainobjectiveofthisstudyistoinvestigatethecorrosionbehaviorofliquidtinonCLF-1steel.Specificobjectivesinclude: -Analyzingtheeffectoftemperatureonthecorrosionbehavior -Evaluatingtheimpactofexposuretimeoncorrosionkinetics -Investigatingtheformationandcharacteristicsofcorrosionproducts -Assessingthecorrosionmechanismsinvolved 2.ExperimentalMethods: 2.1Materials: -CLF-1martensitic/ferriticsteelsamples -Liquidtin 2.2ExperimentalSetup: -Immersiontests:CLF-1samplesareimmersedinliquidtinatvarioustemperaturesfordifferentdurations. -Characterizationtechniques:SEM-EDS,XRD,andelectrochemicalanalysisareemployedtostudythecorrosionbehavior. 3.ResultsandDiscussions: 3.1EffectofTemperature: ThecorrosionbehaviorofCLF-1steelimmersedinliquidtinisfoundtobetemperature-dependent.Highertemperaturesacceleratecorrosion,leadingtoamoresignificantreductioninspecimenweightandtheformationofthickeroxidelayers.Theincre