Cold Expansion Strengthening of 7050 Aluminum Alloy Hole: Structure, Residual Stress, and Fatigue Life

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijae/volume-2022/4057898/figures/4057898.fig.006a.svgz" name="4057898.fig.006a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Von Mises stress distribution cloud diagram</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijae/volume-2022/4057898/figures/4057898.fig.006b.svgz" name="4057898.fig.006b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Cloud map of tangential residual stress distribution</td></tr></table>

<div>Von Mises stress cloud diagram and tangential residual stress cloud diagram.</div>

International Journal of Aerospace Engineering

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Figure 6

Figure 6: Cold Expansion Strengthening of 7050 Aluminum Alloy Hole: Structure, Residual Stress, and Fatigue Life 