Axial Compression Behaviors of the Steel Tube Confined Reinforced Concrete Columns with Binding Bars

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Spacing of binding bars (mm)</td><td class="align_center"><i>P</i><sub><i>u</i></sub> (kN)</td><td class="align_center">Δ<sub><i>u</i></sub> (mm)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">153</td><td class="align_center">3514.26</td><td class="align_center">4.1403</td></tr><tr><td class="align_left">102</td><td class="align_center">3434.64</td><td class="align_center">2.8828</td></tr><tr><td class="align_left">76.5</td><td class="align_center">3439.43</td><td class="align_center">2.6999</td></tr><tr><td class="align_left">68</td><td class="align_center">3415.27</td><td class="align_center">3.2574</td></tr><tr><td class="align_left">61.2</td><td class="align_center">3246.27</td><td class="align_center">2.0963</td></tr><tr><td class="align_left">51</td><td class="align_center">3343.11</td><td class="align_center">3.7391</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Influence of binding bar spacing on ultimate axial bearing capacity and displacement of the specimen.</div>

Advances in Materials Science and Engineering

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Table 2

Table 2: Axial Compression Behaviors of the Steel Tube Confined Reinforced Concrete Columns with Binding Bars 