Numerical Analyses of Fracturing Behavior and Strength of Specimens with Two Parallel Infilled Flaws under Uniaxial Compression

Table 4

Mechanical properties of samples with two parallel infilled flaws having different α and β.

Mechanical properties	Infilled flaws with different α			Infilled flaws with different β
	β = 90°	β = 90°	β = 90°	β = 60°	β = 90°	β = 120°
	α = 0°	α = 45°	α = 90°	α = 75°	α = 75°	α = 75°
Uniaxial compressive strength (MPa)	23.3	28.3	33.3	33.0	33.7	34.5
Initiation stress (MPa)	14.5	16.7	29.0	29.5	27.8	27.0
Elastic modulus (GPa)	22.2	22.7	24.1	23.9	24.0	24.0
Poisson’s ratio	0.20	0.22	0.20	0.21	0.21	0.21