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- Wanhill, R.J.H. (author), de Graaf, E.A.B. (author), Delil, A.A.M. (author) report 1979
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de Graaf, E.A.B. (author), Wanhill, R.J.H. (author), de Koning, A.U. (author)The effects of shot and glass bead peening and hole expansion on the direct stress fatigue life of 7079-1'652 aliiminium alloy specimens are considered. Three types of specimens were employed: unnotched, notched by a central hole and notched at comers. Shot peening was only slightly beneficial for high cycle fatigue, and then only for comer...report 1974