Experimental Investigation of the Corrosion Behavior of Friction Stir Welded AZ61A Magnesium Alloy Welds under Salt Spray Corrosion Test and Galvanic Corrosion Test Using Response Surface Methodology

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="317143.fig.0015a" src="https://static.hindawi.com/articles/ijmet/volume-2013/317143/figures/317143.fig.0015a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Corrosion time = 1 h</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="317143.fig.0015b" src="https://static.hindawi.com/articles/ijmet/volume-2013/317143/figures/317143.fig.0015b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Corrosion time = 9 h</td></tr></table></td></tr></table>

<table>Scanning electron micrograph of corrosion test specimens underwent salt spray corrosion test and galvanic corrosion test.</table>

International Journal of Metals

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Figure 15

Figure 15: Experimental Investigation of the Corrosion Behavior of Friction Stir Welded AZ61A Magnesium Alloy Welds under Salt Spray Corrosion Test and Galvanic Corrosion Test Using Response Surface Methodology 

Figure 15 | Experimental Investigation of the Corrosion Behavior of Friction Stir Welded AZ61A Magnesium Alloy Welds under Salt Spray Corrosion Test and Galvanic Corrosion Test Using Response Surface Methodology 