Fatigue Crack Paths 2003

c)

10

8

experiment proposed model

Paris model

6

4

2

0

0.55

0.65

0.75

0.85

0.95

1.05

K

Imax

Figure 11. Diagrams of fatigue crack growth: comparison of experimental data with

model prediction: a) specimen 12A, b) specimen 12B, c) specimen 12C.

a)

01234567

b)

experiment proposed model Paris odel

0.65

0.75

0.85

0.95

1.05

1.15

1.25

KImax

012.5012

experiment proposed model Paris odel

0.68

0.78

0.88

0.98

1.08

1.18

K

Imax

Figure 12. Diagrams of fatigue crack growth: comparison of experimental data with

model prediction: a) specimen 14A, b) specimen 14B.