Article ID Journal Published Year Pages File Type
616370 Tribology International 2007 6 Pages PDF
Abstract

Fretting fatigue failures are commonly observed in the aviation industry. The objective of this study was to understand the fretting fatigue mechanism by characterization of fretting fatigue degradation to gain insight into the process of crack formation from pits in 7075-T6 aluminum alloy. This paper focuses on the quantitative analysis of fretting fatigue degradation in terms of pit depths and dominant crack formation. For 60 percent of the specimens, the dominant crack nucleated from a pit other than the maximum-depth pit observed on the fracture surface.

Related Topics
Physical Sciences and Engineering Chemical Engineering Colloid and Surface Chemistry
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