Issue 35

R. Citarella, Frattura ed Integrità Strutturale, 35 (2015) 523-533; DOI: 10.3221/IGF-ESIS.35.58

Determination of K 1

, , K 2

 , K 3

 , K 4

 , 

K 5

at 

a i+1

=a i

+  a i 



Figure 5 : Flow chart of residual strength assessment procedure.

Figure 6 : Swift criterion for link-up.

N UMERICAL RESULTS he first link-up (Table 1) is obtained with a load of 68 MPa, that is sufficient to create a plastic zone:

T

2

K

eq



r

(6)

p

2



2

y

528