Factorial Analysis of Welding Current Influence on Heat Affected Zone Hardness of Cast Iron, Aluminium, and Mild Steel Weldments Cooled in Palm Oil

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left">Material</td><td align="center">HAZ hardness (VHN)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Aluminium</td><td align="center">407</td></tr><tr><td align="left">Cast iron</td><td align="center">870</td></tr><tr><td align="left">Mild steel</td><td align="center">503</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Journal of Metallurgy

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Table 2

Table 2: Factorial Analysis of Welding Current Influence on Heat Affected Zone Hardness of Cast Iron, Aluminium, and Mild Steel Weldments Cooled in Palm Oil 

Table 2 | Factorial Analysis of Welding Current Influence on Heat Affected Zone Hardness of Cast Iron, Aluminium, and Mild Steel Weldments Cooled in Palm Oil 