Issue 22

S. Bennati et alii, Frattura ed Integrità Strutturale, 22 (2012) 39-55; DOI: 10.3221/IGF-ESIS.22.06

a) b)

c)

0 M M  ; b) stage 2:

0.9 u M M  ; c) stage 3:

1.01 u M M  .

Figure 12 : Axial force N ( z ): a) stage 1:

Figure 13 Length of damaged region c as a function of the length, a, of the region lacking reinforcement.

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