Table 3 The experimental LCCs for multi-cracked specimens with vertical cracks alignment (Fig. 2b)
2β(deg.) | P1 (N) | P2 (N) | P3 (N) | Pavg (N) |
|---|---|---|---|---|
| Â | Â | 2a/d = 0.9 | Â | Â |
40 | 1773 | 1701 | 1823 | 1766 |
80 | 1826 | 1902 | 1971 | 1898 |
120 | 1962 | 2176 | 2080 | 2072 |
160 | 2252 | 2309 | 2412 | 2324 |
| Â | Â | 2a/d = 0.6 | Â | Â |
40 | 1707 | 1859 | 1912 | 1828 |
80 | 1934 | 2004 | 1962 | 1934 |
120 | 2132 | 2180 | 2261 | 2191 |
160 | 2289 | 2453 | 2395 | 2379 |