Mechanism of Subordinate Peak Skewing of FBG Sensor during Cracks Propagation Monitoring on Aluminum Alloy Structure

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Material</td><td class="align_center">Tensile strength (MPa)</td><td class="align_center">Yield strength (MPa)</td><td class="align_center"> Poisson’s ratio (MPa)</td><td class="align_center">Elastic modulus (MPa)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">AL7075-T6</td><td class="align_center">572</td><td class="align_center">503</td><td class="align_center">0.33</td><td class="align_center">73100</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Mechanical properties of 7075-T6 aluminum alloy.

Journal of Sensors

tab1

Table 1

Table 1: Mechanism of Subordinate Peak Skewing of FBG Sensor during Cracks Propagation Monitoring on Aluminum Alloy Structure 