Table 3 Experimental plan.
Primary crack angle (°) | Crack intersection angle (°) | |||
|---|---|---|---|---|
0 | 30 | 60 | 90 | |
0 | (0,0) | (0,30) | (0,60) | (0,90) |
45 | (45,0) | (45,30) | (45,60) | (45,45) |
90 | (90,0) | (90,30) | (90,60) | (90,90) |
Primary crack angle (°) | Crack intersection angle (°) | |||
|---|---|---|---|---|
0 | 30 | 60 | 90 | |
0 | (0,0) | (0,30) | (0,60) | (0,90) |
45 | (45,0) | (45,30) | (45,60) | (45,45) |
90 | (90,0) | (90,30) | (90,60) | (90,90) |