Deposition of Coating to Protect Waste Water Reservoir in Acidic Solution by Arc Thermal Spray Process

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Sample ID</td><td class="align_center" colspan="5">Electrochemical parameters</td></tr><tr class="thead"><td class="align_center"><i>E</i><sub>corr</sub> (V) versus Ag/AgCl</td><td class="align_center"><i>I</i><sub>corr</sub> (<i>µ</i>A·cm<sup>−2</sup>)</td><td class="align_center"><i>R</i><sub>total</sub> (kΩ·cm<sup>2</sup>)</td><td class="align_center"><i>B</i> (V)</td><td class="align_center">Corrosion rate (<i>µ</i>m·y<sup>−1</sup>)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">SS plate</td><td class="align_center">0.138</td><td class="align_center">0.382</td><td class="align_center">379.860</td><td class="align_center">0.15</td><td class="align_center">5.132</td></tr><tr><td class="align_left">SS sprayed</td><td class="align_center">−0.594</td><td class="align_center">19.803</td><td class="align_center">33.792</td><td class="align_center">0.67</td><td class="align_center">266.043</td></tr><tr><td class="align_left">Ti sprayed</td><td class="align_center">−0.403</td><td class="align_center">1.913</td><td class="align_center">68.464</td><td class="align_center">0.13</td><td class="align_center">42.703</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Electrochemical parameters extracted after fitting of potentiodynamic plots to the Tafel region.</div>

Advances in Materials Science and Engineering

tab2

Table 2

Table 2: Deposition of Coating to Protect Waste Water Reservoir in Acidic Solution by Arc Thermal Spray Process 