PSI - Issue 2_B

Abubakr Kredegh et al. / Procedia Structural Integrity 2 (2016) 3065–3072 Author name / StructuralIntegrity Procedia 00 (2016) 000– 00

3070 6

10 15 20 25 30 35 40 45 50 CRACK PRPAGATION STEPS

0 5

NUMBER OF CYCLES ‐ N

Fig. 5. Number of cycles versus crack propagation steps.

The following illustration is given the distribution of Von Mises stresses in the structure in several steps including step (0) as shown in Figure 6a-f.