Study on the Axial Compression Postbuckling Similitude Model of the Stiffened Cylindrical Shell with Dimple Imperfections

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Material</td><td class="align_center"><i>E</i> (GPa)</td><td class="align_center"><i>μ</i></td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Aluminum</td><td class="align_center">68.75</td><td class="align_center">0.30</td></tr><tr><td class="align_left">Copper</td><td class="align_center">124</td><td class="align_center">0.33</td></tr><tr><td class="align_left">Brass</td><td class="align_center">106</td><td class="align_center">0.34</td></tr><tr><td class="align_left">PVC</td><td class="align_center">3.79</td><td class="align_center">0.40</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Material parameters of the scale model.</div>

Advances in Civil Engineering

tab6

Table 6

Table 6: Study on the Axial Compression Postbuckling Similitude Model of the Stiffened Cylindrical Shell with Dimple Imperfections 