Table 1 Characteristic stress values and ratios of crack-containing granite under the action of temperature cycling.
From: Mechanical properties and damage characterization of cracked granite after cyclic temperature action
Angle | Temperature | Characteristic stress value(MPa) | Characteristic stress/peak stress | |||||
|---|---|---|---|---|---|---|---|---|
σcc | σci | σcd | σm | σcc/σm | σci/σm | σcd/σm | ||
0° | 30 | 3.81 | 51.18 | 165.2 | 182.29 | 2.09℅ | 28.07% | 90.62% |
50 | 1.03 | 48.95 | 165.03 | 176.88 | 0.58% | 27.67% | 93.59% | |
70 | 1.67 | 74.04 | 173.8 | 185.16 | 0.905℅ | 39.99% | 93.86% | |
100 | 1.97 | 54.49 | 157.37 | 166.98 | 1.18% | 32.63% | 94.24% | |
130 | 4.52 | 32.49 | 102.07 | 111.88 | 4.043% | 29.03% | 91.22% | |
45° | 30 | 2.21 | 47.90 | 171.35 | 183.25 | 1.20% | 26.14% | 93.50% |
50 | 0.83 | 44.07 | 157.73 | 173.63 | 0.47% | 25.43% | 90.84% | |
70 | 4.81 | 50.82 | 157.18 | 168.19 | 1.36% | 30.21% | 93.55% | |
100 | 2.55 | 40.93 | 135.03 | 145.32 | 1.759% | 28.16% | 92.92% | |
130 | 1.00 | 24.68 | 97.56 | 112.64 | 1.88% | 21.91% | 90.61% | |
90° | 30 | 3.03 | 48.84 | 170.33 | 185.32 | 1.63% | 26.35% | 91.91% |
50 | 2.97 | 38.37 | 144.98 | 156.49 | 1.54% | 24.52% | 92.64% | |
70 | 1.44 | 54.68 | 142.53 | 157.45 | 0.91% | 34.73% | 90.52% | |
100 | 5.90 | 50.63 | 140.66 | 161.31 | 3.68% | 31.58% | 90.74% | |
130 | 0.55 | 30.83 | 106.54 | 117.21 | 3.47% | 26.30% | 90.90% | |
