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Surface contamination induced by warm severe surface peening using 100C6 steel and ZrO2 shots

Austernaud, Y., Novelli, M., Kauffmann, T. H., Bocher, P. et Grosdidier, T.. 2025. « Surface contamination induced by warm severe surface peening using 100C6 steel and ZrO2 shots ». Materials Letters: X, vol. 26.

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Résumé

The sample surface contamination induced during Surface Mechanical Attrition Treatment (SMAT) was studied after peening treatments carried out with 100C6 steel and ZrO2 zirconia shots at room temperature, 523 K, and 773 K. All constituting parts of the treatment device (sonotrode, chamber, shots) contributed to sample surface contamination. Increasing the SMAT temperature led to a higher surface contamination with bigger contaminant debris as well as sample surface oxidation. In particular, several ZrO2 shots were fragmented at 773 K due to a phase transformation embrittlement under warm condition.

Type de document: Article publié dans une revue, révisé par les pairs
Professeur:
Professeur
Bocher, Philippe
Affiliation: Génie mécanique
Date de dépôt: 30 juin 2025 20:28
Dernière modification: 08 août 2025 21:07
URI: https://espace2.etsmtl.ca/id/eprint/31078

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