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

Figure 8

Von Mises stress and tangential residual stress distribution cloud diagram under different thicknesses.

(a) When the thickness is 6 mm, von Mises stress distribution cloud diagram and tangential residual stress distribution cloud diagram

(b) When the thickness is 8 mm, von Mises stress distribution cloud diagram and tangential residual stress distribution cloud diagram

(c) When the thickness is 10 mm, von Mises stress distribution cloud diagram and tangential residual stress distribution cloud diagram