Springback of Friction Stir Welded Sheets Made of Aluminium Grades during V-Bending: An Experimental Study

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="681910.fig.005a" src="https://static.hindawi.com/articles/isrn/volume-2014/681910/figures/681910.fig.005a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>6061T6 base material</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="681910.fig.005b" src="https://static.hindawi.com/articles/isrn/volume-2014/681910/figures/681910.fig.005b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>For FSW condition: shoulder diameter: 15 mm; rotational speed: 1500 rpm; welding speed: 100 mm/min</td></tr></table></td></tr></table>

<table>Microstructures of (a) 6061T6 base material and (b) friction stir welded sheets made of 6061T6-6061T6 at one particular welding condition.</table>

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Figure 5

Figure 5: Springback of Friction Stir Welded Sheets Made of Aluminium Grades during V-Bending: An Experimental Study 