Issue 44

X.-P. Zhou et alii, Frattura ed Integrità Strutturale, 44 (2018) 64-81; DOI: 10.3221/IGF-ESIS.44.06 77 σ 1 (MPa) σ 2 (MPa) σ 3 (MPa) q (MPa) p experimental (MPa) p theoretical (MPa) 280 10 10 270.000 100.000 99.255 289 10 10 279.000 103.000 102.245 298 10 10 288.000 106.000 103.266 301 10 10 291.000 107.000 104.614 304 10 10 294.000 108.000 105.966 306 10 10 296.000 108.667 106.869 312 10 10 302.000 110.667 109.587 315 10 10 305.000 111.667 110.952 494 40 40 454.000 191.333 193.264 468 40 40 428.000 182.667 180.006 369 20 20 349.000 136.333 131.381 288 10 10 278.000 102.667 98.800 247 5 5 242.000 85.667 85.051 234 5 5 229.000 81.333 77.492 280 10 10 270.000 100.000 102.255 289 10 10 279.000 103.000 99.245 298 10 10 288.000 106.000 103.266 301 10 10 291.000 107.000 104.614 Table 2 : Theoretical strength and the experimental data of Inada granite. σ 1 (MPa) σ 2 (MPa) σ 3 (MPa) q (MPa) p experimental (MPa) p theoretical (MPa) 162.1 0.1 160 270 100.0000 106.415 173.1 0.1 230 279 103.0000 103.952 177.1 0.1 220 288 106.0000 105.514 179.1 0.1 110 291 107.0000 101.884 185.1 0.1 180 294 108.0000 108.765 188.1 0.1 205 296 108.6667 104.870 196.1 0.1 235 302 110.6667 109.826 199.1 0.1 249 305 111.6667 112.323 203.1 0.1 223 454 191.3333 194.439 262 10 262 428 182.6667 183.837 343 25 100 349 136.3333 135.572 348 53 350 278 102.6667 107.943 Table 3 : Theoretical strength and the experimental data of Barre granite.