DC Field | Value | Language |
---|---|---|
dc.contributor.author | Na, Kyung-Hwan | ko |
dc.contributor.author | Pyun, Su Il | ko |
dc.date.accessioned | 2013-03-07T07:37:18Z | - |
dc.date.available | 2013-03-07T07:37:18Z | - |
dc.date.created | 2012-02-06 | - |
dc.date.created | 2012-02-06 | - |
dc.date.issued | 2008 | - |
dc.identifier.citation | CORROSION SCIENCE, v.50, no.1, pp.248 - 258 | - |
dc.identifier.issn | 0010-938X | - |
dc.identifier.uri | http://hdl.handle.net/10203/89712 | - |
dc.description.abstract | The susceptibility to pitting corrosion of AA2024-T4, AA7075-T651 and AA7475-T761 aluminium alloys was investigated in aqueous neutral chloride solution for the purpose of comparison using electrochemical noise measurement. The experimentally measured electrochemical noises were analysed based upon the combined stochastic theory and shot-noise theory using the Weibull distribution function. From the occurrence of two linear regions on one Weibull probability plot, it was suggested that there existed two stochastic processes of uniform corrosion and pitting corrosion; pitting corrosion was distinguished from uniform corrosion in terms of the frequency of events in the stochastic analysis. Accordingly, the present analysis method allowed us to investigate pitting corrosion independently. The susceptibility to pitting corrosion was appropriately evaluated by determining pit embryo formation rate in the stochastic analysis. The susceptibility was decreased in the following order: AA2024-T4 (the naturally aged condition), AA7475-T761 (the overaged condition) and AA7075-T651 (the near-peak-aged condition). (c) 2007 Elsevier Ltd. All rights reserved. | - |
dc.language | English | - |
dc.publisher | Pergamon-Elsevier Science Ltd | - |
dc.subject | ANODIC OXIDE FILM | - |
dc.subject | LOCALIZED CORROSION | - |
dc.subject | STOCHASTIC APPROACH | - |
dc.subject | PURE ALUMINUM | - |
dc.subject | STRESS-CORROSION | - |
dc.subject | SHOT-NOISE | - |
dc.subject | SCAN RATE | - |
dc.subject | MOLYBDATE | - |
dc.subject | BEHAVIOR | - |
dc.subject | IMPEDANCE | - |
dc.title | Comparison of susceptibility to pitting corrosion of AA2024-T4, AA7075-T651 and AA7475-T761 aluminium alloys in neutral chloride solutions using electrochemical noise analysis | - |
dc.type | Article | - |
dc.identifier.wosid | 000253093100028 | - |
dc.identifier.scopusid | 2-s2.0-37549063080 | - |
dc.type.rims | ART | - |
dc.citation.volume | 50 | - |
dc.citation.issue | 1 | - |
dc.citation.beginningpage | 248 | - |
dc.citation.endingpage | 258 | - |
dc.citation.publicationname | CORROSION SCIENCE | - |
dc.identifier.doi | 10.1016/j.corsci.2007.05.028 | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordAuthor | aluminium alloys | - |
dc.subject.keywordAuthor | stochastic analysis | - |
dc.subject.keywordAuthor | electrochemical noise | - |
dc.subject.keywordPlus | ANODIC OXIDE FILM | - |
dc.subject.keywordPlus | LOCALIZED CORROSION | - |
dc.subject.keywordPlus | STOCHASTIC APPROACH | - |
dc.subject.keywordPlus | PURE ALUMINUM | - |
dc.subject.keywordPlus | STRESS-CORROSION | - |
dc.subject.keywordPlus | SHOT-NOISE | - |
dc.subject.keywordPlus | SCAN RATE | - |
dc.subject.keywordPlus | MOLYBDATE | - |
dc.subject.keywordPlus | BEHAVIOR | - |
dc.subject.keywordPlus | IMPEDANCE | - |
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