Evaluation of Fatigue Life Reliability of Steering Knuckle Using Pearson Parametric Distribution Model

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left">Sample no.</td><td align="center">Load amplitude (<i>N</i>)</td><td align="center">Stress amplitude (MPa)</td><td align="center">Crack initiation cycle</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">1</td><td align="center">7259</td><td align="center">398</td><td align="center">350000</td></tr><tr><td align="left">2</td><td align="center">7259</td><td align="center">398</td><td align="center">400000</td></tr><tr><td align="left">3</td><td align="center">7259</td><td align="center">398</td><td align="center">430000</td></tr><tr><td align="left">4</td><td align="center">7259</td><td align="center">398</td><td align="center">930000</td></tr><tr><td align="left">5</td><td align="center">7971</td><td align="center">427</td><td align="center">221447</td></tr><tr><td align="left">6</td><td align="center">7971</td><td align="center">427</td><td align="center">277196</td></tr><tr><td align="left">7</td><td align="center">7971</td><td align="center">427</td><td align="center">464274</td></tr><tr><td align="left">8</td><td align="center">8829</td><td align="center">458</td><td align="center">113500</td></tr><tr><td align="left">9</td><td align="center">8829</td><td align="center">458</td><td align="center">173554</td></tr><tr><td align="left">10</td><td align="center">8829</td><td align="center">458</td><td align="center">230000</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Journal of Quality and Reliability Engineering

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Table 3

Table 3: Evaluation of Fatigue Life Reliability of Steering Knuckle Using Pearson Parametric Distribution Model 