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

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left" rowspan="2">Concrete strength</td><td class="align_center" colspan="4">Steel content</td></tr><tr><td class="align_center">8.5%</td><td class="align_center">11.6%</td><td class="align_center">15.5%</td><td class="align_center">19%</td></tr><tr><td class="align_left" colspan="5"><hr/></td></tr><tr><td class="align_left">LC20</td><td class="align_center">810.40</td><td class="align_center">849.32</td><td class="align_center">392.36</td><td class="align_center">497.88</td></tr><tr><td class="align_left">LC25</td><td class="align_center">832.41</td><td class="align_center">929.05</td><td class="align_center">453.23</td><td class="align_center">511.99</td></tr><tr><td class="align_left">LC30</td><td class="align_center">848.93</td><td class="align_center">935.18</td><td class="align_center">499.22</td><td class="align_center">540.83</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Ultimate bearing capacity with various percentages of steel content of specimens (unit: MPa).</div>

Advances in Civil Engineering

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Table 4

Table 4: Compression Performance and Calculation Method of Thin-Walled Prefabricated Steel Tube Lightweight Concrete Columns 