No. | D (mm) | H (mm) | A2 (mm2) | Failure load (kN) | σc (MPa) | σt (MPa) | Shear strength (N/mm2) | Vp (km/s) | (RN) rebound number | Toughness Indexes (AIV test) |
---|---|---|---|---|---|---|---|---|---|---|
1 | 35.7 | 68 | 990.3 | 13.50 | 13.11 | 2.70 | 0.89 | 5.26 | 25 | 9.50 |
2 | 37.2 | 70 | 1034.6 | 12.10 | 12.23 | 1.99 | 1.33 | 5.10 | 22 | 8.80 |
3 | 35.2 | 69 | 922.8 | 14.22 | 13.28 | 2.98 | 1.46 | 4.97 | 20 | 9.80 |
4 | 37.2 | 72 | 1180.1 | 14.30 | 12.20 | 2.11 | 1.22 | 4.67 | 19 | 7.01 |
5 | 37.2 | 72 | 1150.5 | 15.80 | 10.79 | 1.79 | 1.11 | 3.76 | 17 | 6.24 |