Issue 74

O. Staroverov et alii, Fracture and Structural Integrity, 74 (2025) 358-372; DOI: 10.3221/IGF-ESIS.74.22

10 J 35 J 75 J

15 J 40 J 100 J

20 J 50 J

30 J 60 J

10 J 35 J 75 J

15 J 40 J 100 J

20 J 50 J

30 J 60 J

0 10 20 30 40 50 60 70

0 10 20 30 40 50 60 70

E imp , J

E imp , J

0

2

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6

8 10

0

2

4

6

8 10

t , ms

t , ms

a b Figure 3: The dependences of energy on time for specimens with reinforcement schemes [0/90] n (a) and [±45] n (b)

a

b Figure 4: Images of specimens with the reinforcement schemes [0/90] n (a) and [±45] n (b) after impacts

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