Compression Performance and Calculation Method of Thin-Walled Prefabricated Steel Tube Lightweight Concrete Columns

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Strength grade</td><td class="align_center">Cement</td><td class="align_center">Ceramsite</td><td class="align_center">Expanded perlite</td><td class="align_center">Water</td></tr><tr><td class="align_left" colspan="5"><hr/></td></tr><tr><td class="align_left">LC20</td><td class="align_center">380</td><td class="align_center">838.8</td><td class="align_center">50.76</td><td class="align_center">200</td></tr><tr><td class="align_left">LC25</td><td class="align_center">420</td><td class="align_center">838.8</td><td class="align_center">50.76</td><td class="align_center">200</td></tr><tr><td class="align_left">LC30</td><td class="align_center">460</td><td class="align_center">838.8</td><td class="align_center">50.76</td><td class="align_center">200</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Mixture ratio of lightweight aggregate concrete (unit: kg/m<sup>3</sup>).</div>

Advances in Civil Engineering

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Table 2

Table 2: Compression Performance and Calculation Method of Thin-Walled Prefabricated Steel Tube Lightweight Concrete Columns 