Research Article
Unloading-Induced Crack Propagation of Two Collinear Unequal Length Flaws in Brittle Rocks
Table 7
Mechanical parameters from test and numerical simulation.
| Materials | Density (kg/m3) | Elastic modulus (GPa) | Compressive strength (MPa) | Tensile strength (MPa) | Poisson ratio |
| Test specimen | 2350 | 15.2 | 55 | 2.3 | 0.15 | Mechanical model | 2350 | 15.2 | 50 | 2.5 | 0.15 |
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