Research Article
Generation of R-Curve from 4ENF Specimens: An Experimental Study
Table 4
Influence of hydrostatic pressure on mode I and mode II delamination toughness [
29].
| | Initiation (5% max) | Propagation ( = 55 mm) |
| Pressure (bar) | 4 | 300 | 900 | 4 | 300 | 900 | Average mode I delamination toughness, (J/m2) | 406 | 397 | 363 | 766 | 719 | 682 | Average mode II delamination toughness, (J/m2) | 1548 | 1842 | 1812 | 944 | 1165 | 1285 |
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