Understandings on the Performance of Concrete-Filled Steel Tube with Different Kinds of Concrete Infill

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Specimen ID</td><td class="align_center">Axial stress at failure (MPa)</td><td class="align_center">Lateral strain at mid-height (×10<sup>−3</sup>)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">CCFST</td><td class="align_center">57.98</td><td class="align_center">2.360</td></tr><tr><td class="align_left">SCFST</td><td class="align_center">64.32</td><td class="align_center">3.646</td></tr><tr><td class="align_left">GCFST</td><td class="align_center">68.39</td><td class="align_center">3.310</td></tr><tr><td class="align_left">ECFST</td><td class="align_center">74.96</td><td class="align_center">3.059</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Axial stress vs. lateral strain under axial compression test.</div>

Advances in Civil Engineering

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Table 7

Table 7: Understandings on the Performance of Concrete-Filled Steel Tube with Different Kinds of Concrete Infill 