Determining Tensile Strength of Rock by the Direct Tensile, Brazilian Splitting, and Three-Point Bending Methods: A Comparative Study

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Lithology</td><td class="align_center" colspan="2">Brazilian splitting</td><td class="align_center" colspan="2">Three-point bending</td></tr><tr class="thead"><td class="align_center">Intensity ratio</td><td class="align_center">Modulus ratio</td><td class="align_center">Intensity ratio</td><td class="align_center">Modulus ratio</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Granite</td><td class="align_center">1.135</td><td class="align_center">0.619</td><td class="align_center">2.745</td><td class="align_center">0.850</td></tr><tr><td class="align_left">Marble</td><td class="align_center">1.171</td><td class="align_center">0.561</td><td class="align_center">1.620</td><td class="align_center">0.838</td></tr><tr><td class="align_left">Diabase</td><td class="align_center">1.166</td><td class="align_center">0.697</td><td class="align_center">1.869</td><td class="align_center">0.896</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Results of comparative analysis with different methods.</div>

Advances in Civil Engineering

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Table 3

Table 3: Determining Tensile Strength of Rock by the Direct Tensile, Brazilian Splitting, and Three-Point Bending Methods: A Comparative Study 