Thesis Awarded 2012

CORROSION STUDIES OF Al 7075 ALLOY REINFORCED WITH ZIRCON METAL MATRIX COMPOSITES

  • DRAVIDIAN UNIVERSITY
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Thesis details

Submitted by
G. BANU PRAKASH
University
DRAVIDIAN UNIVERSITY
E-mail
banuprakashga@rediffmail.com
Supervisor
Year of award
2012
Awards
2012

Summary of Thesis

In the early stage of human civilization, man functioned like a biochemical machine deriving energy from the solar power through electrochemical reactions. Later, machines were fabricated to suit the needs of man and became a part of everyday life. A major obstacle, however, was noticed very soon – the machines started rusting. The study of rusting began with the realization that it affected the performance of machines and destroyed the metal fabrications. Measures were introduced to prevent the rusting process which initially involved coating of the metal surface with coal tar paints followed by galvanizing, tinning and electroplating.

Thesis chapter scheme

<table>
<tbody>
<tr>
<td colspan="\"\\"3\\"\"" width="\"\\"638\\"\""><strong>Chapter 1      </strong>

<strong>Introduction</strong></td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.1</td>
<td width="\"\\"492\\"\"">General introduction</td>
<td width="\"\\"73\\"\"">1</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.2</td>
<td width="\"\\"492\\"\"">Electrochemistry of corrosion</td>
<td width="\"\\"73\\"\"">2</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.3</td>
<td width="\"\\"492\\"\"">Thermodynamic aspects of corrosion</td>
<td width="\"\\"73\\"\"">3</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.4</td>
<td width="\"\\"492\\"\"">Kinetics of corrosion</td>
<td width="\"\\"73\\"\"">3</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.5</td>
<td width="\"\\"492\\"\"">Mechanism of corrosion</td>
<td width="\"\\"73\\"\"">4</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.6</td>
<td width="\"\\"492\\"\"">Classification of corrosion</td>
<td width="\"\\"73\\"\"">5</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.7</td>
<td width="\"\\"492\\"\"">Factors affecting corrosion</td>
<td width="\"\\"73\\"\"">8</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.8</td>
<td width="\"\\"492\\"\"">Expression of corrosion rate</td>
<td width="\"\\"73\\"\"">12</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.9</td>
<td width="\"\\"492\\"\"">The significance and economic overtones of corrosion</td>
<td width="\"\\"73\\"\"">13</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.10</td>
<td width="\"\\"492\\"\"">Corrosion control</td>
<td width="\"\\"73\\"\"">15</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.11</td>
<td width="\"\\"492\\"\"">Composites – Materials of future</td>
<td width="\"\\"73\\"\"">19</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.12</td>
<td width="\"\\"492\\"\"">Definition of composites</td>
<td width="\"\\"73\\"\"">21</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.13</td>
<td width="\"\\"492\\"\"">Behavior of composites</td>
<td width="\"\\"73\\"\"">22</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.14</td>
<td width="\"\\"492\\"\"">Types of composites</td>
<td width="\"\\"73\\"\"">23</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.15</td>
<td width="\"\\"492\\"\"">Metal matrix composites</td>
<td width="\"\\"73\\"\"">25</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">1.16</td>
<td width="\"\\"492\\"\"">Fabrication of MMCs</td>
<td width="\"\\"73\\"\"">27</td>
</tr>
<tr>
<td colspan="\"\\"3\\"\"" width="\"\\"638\\"\""><strong>Chapter 2      </strong>

<strong>Literature survey</strong></td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.1</td>
<td width="\"\\"492\\"\"">State of art in MMCs</td>
<td width="\"\\"73\\"\"">31</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.2</td>
<td width="\"\\"492\\"\"">Corrosion of AMCs</td>
<td width="\"\\"73\\"\"">35</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.3</td>
<td width="\"\\"492\\"\"">Corrosion in MMCs</td>
<td width="\"\\"73\\"\"">40</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.4</td>
<td width="\"\\"492\\"\"">Stress corrosion in MMCs</td>
<td width="\"\\"73\\"\"">43</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.5</td>
<td width="\"\\"492\\"\"">Oxidation</td>
<td width="\"\\"73\\"\"">48</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.6</td>
<td width="\"\\"492\\"\"">Galvanic corrosion</td>
<td width="\"\\"73\\"\"">50</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.7</td>
<td width="\"\\"492\\"\"">Mechanical properties</td>
<td width="\"\\"73\\"\"">53</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">2.8</td>
<td width="\"\\"492\\"\"">Scope of the present investigation</td>
<td width="\"\\"73\\"\"">56</td>
</tr>
<tr>
<td colspan="\"\\"3\\"\"" width="\"\\"638\\"\""><strong>Chapter 3      </strong>

<strong>Materials and methods</strong></td>
</tr>
<tr>
<td width="\"\\"73\\"\"">3.1</td>
<td width="\"\\"492\\"\"">Materials used</td>
<td width="\"\\"73\\"\"">59</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">3.2</td>
<td width="\"\\"492\\"\"">Composite preparation</td>
<td width="\"\\"73\\"\"">61</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">3.3</td>
<td width="\"\\"492\\"\"">Parameters for preparation of Al particulate composites</td>
<td width="\"\\"73\\"\"">68</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">3.4</td>
<td width="\"\\"492\\"\"">Micro-structural studies</td>
<td width="\"\\"73\\"\"">71</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">3.5</td>
<td width="\"\\"492\\"\"">Corrosion test procedures</td>
<td width="\"\\"73\\"\"">77</td>
</tr>
<tr>
<td colspan="\"\\"3\\"\"" width="\"\\"638\\"\""><strong>Chapter 4      </strong>

<strong>Results and discussion</strong></td>
</tr>
<tr>
<td width="\"\\"73\\"\"">4.1</td>
<td width="\"\\"492\\"\"">Static corrosion</td>
<td width="\"\\"73\\"\"">86</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">4.2</td>
<td width="\"\\"492\\"\"">Open circuit potential studies</td>
<td width="\"\\"73\\"\"">106</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">4.3</td>
<td width="\"\\"492\\"\"">Galvanic corrosion</td>
<td width="\"\\"73\\"\"">127</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">4.4</td>
<td width="\"\\"492\\"\"">Stress corrosion studies</td>
<td width="\"\\"73\\"\"">141</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">4.5</td>
<td width="\"\\"492\\"\"">Mechanical properties</td>
<td width="\"\\"73\\"\"">154</td>
</tr>
<tr>
<td width="\"\\"73\\"\"">4.6</td>
<td width="\"\\"492\\"\"">Salt spray test</td>
<td width="\"\\"73\\"\"">165</td>
</tr>
</tbody>
</table>
<table width="\"626\"">
<tbody>
<tr>
<td></td>
<td></td>
</tr>
<tr>
<td colspan="\"\\"3\\"\""><strong>Chapter 5      </strong>

<strong>Conclusions</strong></td>
</tr>
<tr>
<td>5.0</td>
<td>Conclusions</td>
<td>172</td>
</tr>
<tr>
<td>5.1</td>
<td>Suggestions for future work</td>
<td>174</td>
</tr>
<tr>
<td></td>
<td><strong>References</strong></td>
<td>175</td>
</tr>
</tbody>
</table>

How to Cite This Thesis

G. BANU PRAKASH (2018); CORROSION STUDIES OF Al 7075 ALLOY REINFORCED WITH ZIRCON METAL MATRIX COMPOSITES, DRAVIDIAN UNIVERSITY , International Journal of Advanced Research (IJAR), ISSN 2320-5407.