Prediction of Tensile Shear Fracture Load of Friction Stir Spot-Welded AA2024-T3/HCS Dissimilar Joints

Figure 1

Optical micrograph of (a) AA7075 and (b) HCS; photograph of (c) FSW machine, (d) fabricated tool, (e) fabricated joints (before the test), and (f) fabricated joints after the test.

(a)

(b)

(c)

(d)

(e)

(f)