A Study on Steel-Concrete-Steel Wall to Resist Perforation from Rigid Projectile Impact

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Object</td><td class="align_center" rowspan="2">Distance of tie bar (mm)</td><td class="align_center" colspan="2">Perforation velocity (m/s)</td><td class="align_center" rowspan="2">Deviation</td></tr><tr class="thead"><td class="align_center">Formula</td><td class="align_center">FEM</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left" rowspan="3">SCS-250-4T</td><td class="align_center">150</td><td class="align_center">151</td><td class="align_center">139</td><td class="align_center">8.63%</td></tr><tr><td class="align_center">75</td><td class="align_center">161</td><td class="align_center">160</td><td class="align_center">0.63%</td></tr><tr><td class="align_center">50</td><td class="align_center">176</td><td class="align_center">183</td><td class="align_center">−3.83%</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Perforation velocity comparison of SCS-250-4T with a different distance of tie bar for blunt projectile.</div>

Shock and Vibration

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Table 6

Table 6: A Study on Steel-Concrete-Steel Wall to Resist Perforation from Rigid Projectile Impact 