Effect of shot peening on surface integrity-influence of low temperature heating

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review

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Author(s)

  • Katsuji Tosha
  • Jian Lu
  • Bruno Guelorget

Detail(s)

Original languageEnglish
Pages (from-to)101-104
Journal / PublicationJournal of Materials Science and Technology
Volume20
Issue numberSUPPL.
Publication statusPublished - Dec 2004
Externally publishedYes

Abstract

The effect of shot peening on surface integrity was described. After shot peening was performed tor carbon steel under several conditions with steel shot, peened materials were heat-treated at various temperatures and times (100-600°C, 15-240 min), and then hardness, half width and surface residual stress were measured. The following results are obtained: (1) non-affected layer induces compressive residual stresses on the peened surface and surface layer, (2) hardness increases after heating at 200-400°C, but decreases in case of 600°C, (3) compressive residual stresses decrease after all heat treatments, (4) microstructure may be recovered by heat treatment at low temperature.

Research Area(s)

  • Hardness, Residual stress, Shot peening, Surface integrity

Citation Format(s)

Effect of shot peening on surface integrity-influence of low temperature heating. / Tosha, Katsuji; Lu, Jian; Guelorget, Bruno.
In: Journal of Materials Science and Technology, Vol. 20, No. SUPPL., 12.2004, p. 101-104.

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review