Issue 47

F. Cucinotta et alii, Frattura ed Integrità Strutturale, 47 (2019) 367-382; DOI: 10.3221/IGF-ESIS.47.27 372 E-glass (a) - unidirectional lamina (b) - cross-ply laminate [0/90] Carbon (c)- unidirectional lamina (d) - cross-ply laminate [-45/45] (e) cross-ply laminate [0/90] (f) - cross-ply laminate [0/-45/90/45] Kevlar (g) - unidirectional lamina (h) - cross-ply laminate [0/90] Figure 4 : Engineering constants for the A sandwich materials.