Research on the Influence of Moisture Condition on the Mechanical Properties and Microstructure of Sandstone

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Confining pressure (MPa)</td><td class="align_center">0</td><td class="align_center">5</td><td class="align_center">10</td><td class="align_center">15</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Dry state</td><td class="align_center">119.54</td><td class="align_center">156.12</td><td class="align_center">225.39</td><td class="align_center">240.02</td></tr><tr><td class="align_left">Natural state</td><td class="align_center">92.90</td><td class="align_center">124.02</td><td class="align_center">164.68</td><td class="align_center">201.70</td></tr><tr><td class="align_left">Saturated state</td><td class="align_center">57.46</td><td class="align_center">82.40</td><td class="align_center">120.07</td><td class="align_center">149.76</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Peak strength of sandstone in triaxial compression test.</div>

Shock and Vibration

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Table 2

Table 2: Research on the Influence of Moisture Condition on the Mechanical Properties and Microstructure of Sandstone 