Research Article
Microstructure and Conductivity of the Al-Cu Joint Processed by Friction Stir Welding
Figure 2
The weld surface morphology of Al-Cu FSW joint produced by (a) 750 rpm-0°, (b) 950 rpm-0°, (c) 1180 rpm-0°, (d) 1500 rpm-0°, (e) 950 rpm-2°, and (f) 1180 rpm-2°.
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