Crack Extension Resistance of Normal-Strength Concrete Subjected to Elevated Temperatures

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<g transform="matrix(.012,-0,0,-.012,13.25,15.187)"><path d="M627 18l-10 -26q-79 6 -116 27t-69 76q-41 71 -71 138q-13 29 -27.5 39t-42.5 10h-46l-27 -145q-13 -74 -2.5 -88.5t78.5 -20.5l-6 -28h-271l5 28q66 6 82.5 21.5t30.5 87.5l71 387q12 66 2 78.5t-77 19.5l8 28h233q102 0 147 -29q65 -43 65 -129q0 -69 -45.5 -117
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</svg>-curves with crack extension length of all temperatures.</table>

Advances in Materials Science and Engineering

fig10

Figure 10

Figure 10: Crack Extension Resistance of Normal-Strength Concrete Subjected to Elevated Temperatures 