Paper Title:

Evaluation of Residual Stress in Shot-Peened Tool by Means of Synchrotron Radiation Using an Area Detector

Periodical Materials Science Forum (Volume 652)
Main Theme Mechanical Stress Evaluation by Neutrons and Synchrotron Radiation
Edited by Y. Akiniwa, K. Akita and H. Suzuki
Pages 315-320
DOI 10.4028/www.scientific.net/MSF.652.315
Citation Yohei Miyazawa et al., 2010, Materials Science Forum, 652, 315
Online since May, 2010
Authors Yohei Miyazawa, Osama Yaguchi, Toshihiko Sasaki
Keywords Area Detector, Residual Stress, Shot Peening, Stress Gradients
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Abstract

In this study, the authors investigated the application of the area detector type method for the purpose of evaluating residual stress in tools having a V-groove. The specimen used was a shot-peened forming rack. This alternative method uses a diffraction ring and single incidence X-ray to clarify precisely and effectively complex stresses and stresses in narrow parts of the tools such as the teeth on the surface of the rack. In addition, the authors evaluated stress gradients generated after shot peening using synchrotron radiation (SR).