Title of article
CEAandJNCapproachesforcreep–fatigueevaluationofweldmentsandinter-comparisonthroughbenchmarkanalysesOriginalResearchArticle
Author/Authors
NaotoKasahara، نويسنده , , LaurentLeBer، نويسنده , , StéphaneChapuliot، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2004
Pages
14
From page
129
To page
142
Abstract
Creep–fatigueisanimportantfailuremodeinelevatedtemperaturecomponentsespeciallyforweldments.Toestablishrationaldesign-by-analysismethodsforweldments,theCEAandJNChavedevelopedcreep–fatigueevaluationmethods.Bothorganizationshavecompareddataandideasthroughtwokindsofbenchmarkanalyses.TheCEAbenchmarkisfatigueandcreep–fatigueevaluationofweldedplatesunderreversebendingat550°C.TheJNCbenchmarkiscreep–fatigueevaluationofaweldedvesselundercyclicthermaltransients.Themaindifferencesinthemethodsarethestrainconcentrationfactorsforbasemetalfatiguestrengthreductionfactorsofweldments.Toevaluateinferiorperformanceofweldmentstobasemetal,theCEApaysattentiontomaterialstrengthreductionintheweldmetal,whiletheJNCexaminesstrainredistributionbetweenthebaseandweldmetals.BoththeCEAandJNCcalculationsgavegoodresultsforweldedplates.Bothmethodsobtainedconservativeresultsforaweldedvesselbecauseevaluationmethodsforbasemetalareconservative.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2004
Journal title
Nuclear Engineering and Design Eslah
Record number
894676
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