Issue 30

J. Toribio et alii, Frattura ed Integrità Strutturale, 30 (2014) 182-190; DOI: 10.3221/IGF-ESIS.30.24

1.0

1.0

0.8

0.8

0.6

0.6

0.4

0.4

a/b

a/b

0.2

0.2

0.0 0.2 0.4 0.6 0.8 1.0 m=4 a/D

0.0 0.2 0.4 0.6 0.8 1.0 m=4 a/D

0.0

0.0

Figure 7 : Evolution of the aspect ratio a / b with crack growth (represented by the relative crack depth a / D ) for m =4, starting from different initial crack geometries under tension loading (left) and bending moment (right).

0.2

1.2

(a/b) (a/b)

=0.08 =1.00

(a/b) (a/b)

=0.08 =1.00

0

0

0

0

0.8

0.1

f

f

0.4

m=2

m=2

0.0

0.0

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

a/D

a/D

Figure 8 : Evolution of the dimensionless compliance f with crack growth (represented by the relative crack depth a / D ) for m =2, starting from different initial crack geometries under tension loading (left) and bending moment (right).

1.2

0.2

(a/b) (a/b)

=0.08 =1.00

(a/b) (a/b)

=0.08 =1.00

0

0

0

0

0.8

0.1

f

f

0.4

m=3

m=3

0.0

0.0

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

a/D

a/D

Figure 9 : Evolution of the dimensionless compliance f with crack growth (represented by the relative crack depth a / D ) for m =3, starting from different initial crack geometries under tension loading (left) and bending moment (right).

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