Experimental Study on Flexural Fatigue Properties of Reinforced Concrete Beams after Salt Freezing

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr class="thead"><td class="align_left">Freezing-thawing cycles</td><td class="align_center">0</td><td class="align_center">25</td><td class="align_center">50</td><td class="align_center">75</td><td class="align_center">100</td><td class="align_center">125</td><td class="align_center">150</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">Freezing-thawing in water</td><td class="align_center">53.51</td><td class="align_center">52.9</td><td class="align_center">49.74</td><td class="align_center">45.13</td><td class="align_center">42.84</td><td class="align_center">35.82</td><td class="align_center">36.06</td></tr><tr><td class="align_left">Freezing-thawing in NaCl</td><td class="align_center">51.49</td><td class="align_center">50.95</td><td class="align_center">49.67</td><td class="align_center">47.45</td><td class="align_center">47.74</td><td class="align_center">44.2</td><td class="align_center">42.96</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Dynamic elastic modulus of the test beam after freezing and melting.</div>

Advances in Materials Science and Engineering

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Table 5

Table 5: Experimental Study on Flexural Fatigue Properties of Reinforced Concrete Beams after Salt Freezing 