Evaluation of Fatigue Life of CRM-Reinforced SMA and Its Relationship to Dynamic Stiffness

<table class="table-group" id="tab9"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left" rowspan="2">Stresses (kPa)</td><td align="center" colspan="2">
                Regression coefficient (<i>R</i>²)</td></tr><tr class="thead"><td align="center">Stiffness</td><td align="center">Creep</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">200</td><td align="center">0.95</td><td align="center">0.71</td></tr><tr><td align="left">300</td><td align="center">0.89</td><td align="center">0.67</td></tr><tr><td align="left">400</td><td align="center">0.93</td><td align="center">0.68</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Regression coefficient between fatigue strain and creep strain and stiffness using SPSS analysis.

The Scientific World Journal

tab9

Table 9

Table 9: Evaluation of Fatigue Life of CRM-Reinforced SMA and Its Relationship to Dynamic Stiffness 