Tableau 2
Variation de température nécessaire à la propagation de fissure suivant le mode de rupture considéré et en fonction de la longueur de la fissure. Attention, ici les tractions sont positives.
Temperature variation needed to crack propagation depending on the mode of rupture and crack length. Please remind that traction are positive.
| 2a (mm) | σn | τmax | ΔT KI | ΔT KII |
|---|---|---|---|---|
| 12,4 | 4,51 | 5,02 | −15,0* | −33,3 |
| 15,3 | 4,06 | 4,52 | −13,5 | −30,0 |
| 20 | 3,55 | 3,95 | −11,8 | −26,2 |
| 30 | 2,90 | 3,22 | −9,6 | −21,4 |
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