Mechanistic Study of Rail Gouging during Hypersonic Rocket Sled Tests

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center"><i>A</i>/MPa</td><td class="align_center"><i>B</i>/MPa</td><td class="align_center"><i>n</i></td><td class="align_center"><i>C</i></td><td class="align_center"><i>m</i></td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Value</td><td class="align_center">871</td><td class="align_center">329.7</td><td class="align_center">0.425</td><td class="align_center">0.0186</td><td class="align_center">1.26</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Parameters of the Johnson-Cook constitutive model for U71Mn rail steel.</div>

Advances in Materials Science and Engineering

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Table 3

Table 3: Mechanistic Study of Rail Gouging during Hypersonic Rocket Sled Tests 