Research Article
Effects of Hole Perpendicularity Error on Mechanical Performance of Single-Lap Double-Bolt Composite Joints
Table 4
Material property degradation for each failure criterion.
| Model of failure | Material properties degradation rules |
| Matrix cranking failure | , | Matrix crushing failure | | Tensile fiber failure | | Compressive fiber failure | | Fiber-matrix shear-out failure | | Delamination onset in tension | | Delamination onset in compression | |
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