Mechanistic Study of Rail Gouging during Hypersonic Rocket Sled Tests

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Strain rate (s<sup>−1</sup>)</td><td class="align_center" colspan="2">Incident bar</td><td class="align_center" colspan="2">Transmission bar</td><td class="align_center" colspan="2">Impact bar</td></tr><tr class="thead"><td class="align_center">Diameter (mm)</td><td class="align_center">Length (mm)</td><td class="align_center">Diameter (mm)</td><td class="align_center">Length (mm)</td><td class="align_center">Diameter (mm)</td><td class="align_center">Length (mm)</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">800</td><td class="align_center">19</td><td class="align_center">1200</td><td class="align_center">19</td><td class="align_center">1100</td><td class="align_center">15</td><td class="align_center">250</td></tr><tr><td class="align_left">3000</td><td class="align_center">19</td><td class="align_center">1200</td><td class="align_center">19</td><td class="align_center">1100</td><td class="align_center">19</td><td class="align_center">150</td></tr><tr><td class="align_left">10,000</td><td class="align_center">5</td><td class="align_center">400</td><td class="align_center">5</td><td class="align_center">400</td><td class="align_center">5</td><td class="align_center">80</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Specifications for split Hopkinson bar system device.</div>

Advances in Materials Science and Engineering

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Table 2

Table 2: Mechanistic Study of Rail Gouging during Hypersonic Rocket Sled Tests 