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Tableau 5
Comparaison des calculs de souplesses des modèles E.F. pour l’aluminium 7075T6 et des résultats obtenus sous COBRA, logiciel de dimensionnement des assemblages boulonnés du CETIM.
Comparison between finite element flexibility models for aluminium 7075T6 and results obtained with COBRA, CETIM’s bolted joint design software.
| Dp (mm) | 21 | 24 | 28 | 32 | 36 | 40 | 44 | 48 |
| δp EF (mm/N) (×10−7) | 5,28 | 4,16 | 3,97 | 3,92 | 3,90 | 3,86 | 3,82 | 3,71 |
| δb EF (mm/N) (×10−7) | 24,4 | 24,5 | 24,5 | 24,5 | 24,5 | 24,6 | 24,6 | 24,6 |
| δp Cobra (mm/N) (×10−7) | 5,47 | 4,37 | 4,07 | 4,07 | 4,07 | 4,07 | 3,97 | 3,97 |
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