Issue 51

A. A. Lakhdari et alii, Frattura ed Integrità Strutturale, 51 (2020) 236-253; DOI: 10.3221/IGF-ESIS.51.19 251 Figure 25 : Tangential constraints at the moment 11 t  . Figure 26 : Axial constraints at the moment 11 t  . Figure 27 : Stress curves according to the thickness at the moment 11 t  .