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

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Status</td><td class="align_center">Ets (GPa)</td><td class="align_center">Ecs (GPa)</td><td class="align_center">бcns (Pa)</td><td class="align_center">бcss (Pa)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Dry state</td><td class="align_center">23.45</td><td class="align_center">4.36</td><td class="align_center">80.08</td><td class="align_center">72.80</td></tr><tr><td class="align_left">Natural state</td><td class="align_center">15.20</td><td class="align_center">2.72</td><td class="align_center">52.93</td><td class="align_center">48.10</td></tr><tr><td class="align_left">Saturated state</td><td class="align_center">8.91</td><td class="align_center">1.57</td><td class="align_center">8.03</td><td class="align_center">7.30</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div>Ets: soft contact parallel bond modulus; Ecs: soft contact linear bond modulus; бcns: soft contact normal bond strength; бcss: soft contact tangential bond strength. </div></td></tr></table>

<div>Mesoparameters of sandstone in different water-bearing states.</div>

Shock and Vibration

tab4

Table 4

Table 4: Research on the Influence of Moisture Condition on the Mechanical Properties and Microstructure of Sandstone 