Research Article
Crack Initiation Behaviors of Granite Specimens Containing Crossing-Double-Flaws with Different Lengths under Uniaxial Loading
Table 1
Microparameters of granite specimen [
38,
39].
| Microparameters | Values |
| Minimum particle radius (mm) | 0.3 | Ratio of maximum to minimum of radius | 1.66 | Particle density (kg/m3) | 2800 | Particle friction coefficient | 0.8 | Young’s modulus of the particle (GPa) | 5 | Ratio of normal to shear stiffness of the particle | 3 | Young’s modulus of the parallel bond (GPa) | 43 | Ratio of normal to shear stiffness of the parallel bond | 3 | Tensile strength of the parallel bond | 88 | Shear strength of the parallel bond | 160 | Parallel bond radius multiplier | 1 |
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