Mechanical Behaviors of Friction Stir Spot Welded Joints of Dissimilar Ferrous Alloys under Opening-Dominant Combined Loads

<table>Schematics of fabricated and welded specimens: (a) top view of unfolded square-cup specimen and (b) folded square-cup specimen with FSSW (dimensions in mm).</table>

Advances in Materials Science and Engineering

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Figure 1

Figure 1: Mechanical Behaviors of Friction Stir Spot Welded Joints of Dissimilar Ferrous Alloys under Opening-Dominant Combined Loads 