Nanoindentation Hardness Distribution and Strain Field and Fracture Evolution in Dissimilar Friction Stir-Welded AA 6061-AA 5A06 Aluminum Alloy Joints

Figure 6

Typical nanoindentation load-depth curves for different areas of the FSW joint at (a) the AA 6061 side and (b) the 5A06 side.

(a)

(b)