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Nd: YAG Pulsed Laser Dissimilar Welding of UNS S32750 Duplex with 316L Austenitic Stainless Steel

dc.contributor.authorSilva Leite, Carla Gabriela [UNESP]
dc.contributor.authorCruz Junior, Eli Jorge da
dc.contributor.authorLago, Mattia
dc.contributor.authorZambon, Andrea
dc.contributor.authorCalliari, Irene
dc.contributor.authorVentrella, Vicente Afonso [UNESP]
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionInst Fed Educ Ciencia & Tecnol Sao Paulo
dc.contributor.institutionUniv Padua
dc.date.accessioned2020-12-10T19:37:54Z
dc.date.available2020-12-10T19:37:54Z
dc.date.issued2019-09-01
dc.description.abstractDuplex stainless steels (DSSs), a particular category of stainless steels, are employed in all kinds of industrial applications where excellent corrosion resistance and high strength are necessary. These good properties are provided by their biphasic microstructure, consisting of ferrite and austenite in almost equal volume fractions of phases. In the present work, Nd: YAG pulsed laser dissimilar welding of UNS S32750 super duplex stainless steel (SDSS) with 316L austenitic stainless steel (ASS), with different heat inputs, was investigated. The results showed that the fusion zone microstructure observed consisted of a ferrite matrix with grain boundary austenite (GBA), Widmanstatten austenite (WA) and intragranular austenite (IA), with the same proportion of ferrite and austenite phases. Changes in the heat input (between 45, 90 and 120 J/mm) did not significantly affect the ferrite/austenite phase balance and the microhardness in the fusion zone.en
dc.description.affiliationSao Paulo State Univ, Dept Mech Engn, Av Brazil Ctr 56, BR-15385000 Ilha Solteira, SP, Brazil
dc.description.affiliationInst Fed Educ Ciencia & Tecnol Sao Paulo, Av Jeronimo Figueira da Costa 3014, BR-15503110 Votuporanga, SP, Brazil
dc.description.affiliationUniv Padua, Dept Ind Engn, Via Marzolo 9, I-35131 Padua, PD, Italy
dc.description.affiliationUnespSao Paulo State Univ, Dept Mech Engn, Av Brazil Ctr 56, BR-15385000 Ilha Solteira, SP, Brazil
dc.description.sponsorshipDepartment of Mechanical Engineering, Sao Paulo State University, Ilha Solteira, SP, Brazil
dc.format.extent11
dc.identifierhttp://dx.doi.org/10.3390/ma12182906
dc.identifier.citationMaterials. Basel: Mdpi, v. 12, n. 18, 11 p., 2019.
dc.identifier.doi10.3390/ma12182906
dc.identifier.urihttp://hdl.handle.net/11449/196229
dc.identifier.wosWOS:000489126600065
dc.language.isoeng
dc.publisherMdpi
dc.relation.ispartofMaterials
dc.sourceWeb of Science
dc.subjectNd: YAG
dc.subjectlaser welding
dc.subjectdissimilar material
dc.subjectduplex steel
dc.subjectaustenitic steel
dc.subjectmicrostructure
dc.subjectmicrohardness
dc.titleNd: YAG Pulsed Laser Dissimilar Welding of UNS S32750 Duplex with 316L Austenitic Stainless Steelen
dc.typeArtigo
dcterms.rightsHolderMdpi
dspace.entity.typePublication
unesp.author.orcid0000-0003-0865-5258[6]
unesp.departmentEngenharia Mecânica - FEISpt

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