PSI - Issue 5

Yui Izumi / Structural Integrity Procedia 00 (2017) 000 – 000

3

Yui Izumi et al. / Procedia Structural Integrity 5 (2017) 683–688

685

60mm Crack length, 2 a

Specimen

Crack depth, d

10mm

Crack width, w

Fig. 2. Crack shape.

Table 1. Crack size of each specimen.

Crack length 2 a [mm]

Crack depth d [mm]

Specimen No.

Crack width w [  m]

1 2 3 4

40 30 28 27

6.4 5.4 5.4 4.6

59 25

8

76

a

b

80

Specimen 1 Specimen 2 Specimen 3 Specimen 4

Specimen 1 Specimen 2 Specimen 3 Specimen 4

6

60

20 Crack width [  m] 40

4

2

Crack depth [mm]

0 10 20 30 40 50 60 0

0 10 20 30 40 50 60 0

Location , y [mm]

Location , y [mm]

Fig. 3. (a) Distributions of crack depth of each specimen; (b) Distributions of crack width of each specimen.