Title of article :
VerificationmethodfordurabilityofreinforcedconcretestructuressubjectedtosaltattackunderhightemperatureconditionsOriginalResearchArticle
Author/Authors :
TakuroMatsumura، نويسنده , , KojiShirai، نويسنده , , ToshiariSaegusa، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2008
Abstract :
Immersiontestsofconcretespecimens,corrosiontestsofreinforcedconcretespecimensandcombinationtestsofcarbonationandchlorideionpenetrationofconcretespecimenswereconductedunderhightemperature.Verificationmethodofdurabilityagainstsaltattacktoreinforcedconcretestructuresunderhightemperaturewasdiscussed.Theobtainedresultsweresummarizedasfollows.(a)Diffusioncoefficientofchlorideioninconcreteincreasedastemperaturerose.Therelationshipbetweenthelogarithmofdiffusioncoefficientandthereciprocaloftemperatureshowedlinearity.(b)Thechlorideionconcentrationofreinforcingsteelcorrosioninitiationdidnotdecreaseathightemperature.(c)Diffusioncoefficientofchlorideionmightbelargerincarbonatedconcrete.(d)Basedonthetestresults,averificationmethodofdurabilityagainstsaltattackonreinforcedconcretestructuresunderhightemperatureupto65°C,foravoidingsteelcorrosion,wasproposed.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah