Research Article
Related Rule Study of Subcritical Crack Growth and Threshold Values in Transversely Isotropic Slates
Table 3
The specimen mechanical parameters.
| β | Number of sample | Compressive strength (MPa) | Elastic modulus (GPa) | | |
| 0° | 3 | 74.79 | 38.38 | 0.19 | 0.19 | 30° | 3 | 32.21 | 23.00 | 0.20 | 0.21 | 45° | 3 | 24.96 | 21.77 | 0.23 | 0.20 | 70° | 3 | 27.00 | 23.98 | 0.22 | 0.24 | 80° | 3 | 63.39 | 32.96 | 0.30 | 0.18 | 90° | 3 | 70.50 | 41.85 | 0.25 | 0.23 |
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