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A comparative study of hydrogen-induced crackingresistances of API 5L B and X52MS carbon steels

dc.contributor.authorFigueredo, Rodrigo Monzon
dc.contributor.authorde Oliveira, Mariana Cristina
dc.contributor.authorde Paula, Leandro Jesus
dc.contributor.authorAcciari, Heloisa Andréa
dc.contributor.authorCodaro, Eduardo Norberto
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.date.accessioned2020-12-12T01:18:56Z
dc.date.available2020-12-12T01:18:56Z
dc.date.issued2019-01-01
dc.description.abstractSusceptibility to hydrogen-induced cracking of API 5L B and X52MS low-carbon steels inNACE 177-A, 177-B and 284-B solutions has been investigated by the present work. A met-allographic analysis of these steels was performed before and after NACE TM0284 standardtesting. Corrosion products were characterized by scanning electron microscopy and X-raydispersive energy spectrometry, which were subsequently identified by X-ray diffraction.Thus it was found that pH directly affects the solubility of corrosion products and hydrogenpermeation. Both steels showed generalized corrosion in solution 177-A, and a discontin-uous film was formed on their surfaces in solution 177-B, however, only the API 5L B steelfailed the HIC test and exhibited greater crack length ratio in solution 177-A. In solution284-B whose pH is higher, the steels exhibited thick mackinawite films with no internalcracking.en
dc.description.affiliationSão Paulo State University (UNESP), School of Engineering, Guaratinguetá, SP, Brazil
dc.identifierhttp://dx.doi.org/10.1016/j.jmrt.2018.08.015
dc.identifier.citationJournal of Materials Research and Technology.
dc.identifier.doi10.1016/j.jmrt.2018.08.015
dc.identifier.issn2238-7854
dc.identifier.scopus2-s2.0-85082345840
dc.identifier.urihttp://hdl.handle.net/11449/198668
dc.language.isoeng
dc.relation.ispartofJournal of Materials Research and Technology
dc.sourceScopus
dc.subjectHydrogen embrittlement
dc.subjectHydrogen sulfide
dc.subjectHydrogen-induced cracking
dc.subjectLow carbon steel
dc.subjectSour corrosion
dc.titleA comparative study of hydrogen-induced crackingresistances of API 5L B and X52MS carbon steelsen
dc.typeArtigo
dspace.entity.typePublication

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