Microstructural Evolution and Formation Mechanism of the Halo Ring in Resistance Spot Welding of a 3G Advanced High Strength Steel

dc.contributor.authorRamachandran, Dileep Chandran
dc.contributor.authorSalandari-Rabori, Adib
dc.contributor.authorMacwan, Andrew
dc.contributor.authorBiro, Elliot
dc.date.accessioned2025-01-07T20:52:33Z
dc.date.available2025-01-07T20:52:33Z
dc.date.issued2024-09-09
dc.descriptionThis is a post-peer-review, pre-copyedit version of an article published in [insert journal title]. The final authenticated version is available online at: https://doi.org/10.1007/s11661-024-07573-8
dc.description.abstractThe microstructure of the halo ring has been studied in quenched and partitioned (Q&P) steel resistance spot welds. The TEM and EBSD characterizations revealed the presence of an upper bainitic microstructure in the halo ring of the three-sheet stack-up welds. Stalking faults accompanied by nano-twins were identified surrounding the cementite. Diffusion of carbon towards the molten weld pool during solidification led to the formation of bainite at the fusion boundary, triggered the localized softening.
dc.identifier.urihttps://doi.org/10.1007/s11661-024-07573-8
dc.identifier.urihttps://hdl.handle.net/10012/21321
dc.language.isoen
dc.publisherSpringer
dc.relation.ispartofseriesMetallurgical and Materials Transactions A; 55
dc.subjectadvanced high strength steels
dc.subjectresistance spot welding
dc.subjecthalo ring
dc.subjectmicrostructure
dc.subjectTEM
dc.titleMicrostructural Evolution and Formation Mechanism of the Halo Ring in Resistance Spot Welding of a 3G Advanced High Strength Steel
dc.typeArticle
dcterms.bibliographicCitationRamachandran, D. C., Salandari-Rabori, A., Macwan, A., & Biro, E. (2024). Microstructural evolution and formation mechanism of the Halo ring in resistance spot welded third generation Advanced High Strength Steel. Metallurgical and Materials Transactions A, 55(11), 4298–4303. https://doi.org/10.1007/s11661-024-07573-8
uws.contributor.affiliation1Faculty of Engineering
uws.contributor.affiliation2Centre for Advanced Material Joining (CAMJ)
uws.peerReviewStatusReviewed
uws.scholarLevelGraduate
uws.scholarLevelFaculty
uws.typeOfResourceTexten

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