PSI - Issue 28

Chahboub Yassine et al. / Procedia Structural Integrity 28 (2020) 1930–1940 CHAHBOUB YASSINE / Structural Integrity Procedia 00 (2019) 000–000

1936

7

70000

60000

Force(N)

50000

40000

30000

Range of variation based on the calculation of the coefficient of variation 1% ≤ CV%.≤2.84%

20000

10000

COD(mm)

0

0

0,5

1

1,5

2

2,5

3

3,5

Fig 6. The change of voids volume ratio when the fracture occurs

70000

Force(N)

60000

50000

40000

Range of variation based on the calculation of the coefficient of variation 1.3% ≤ CV%.≤3.2%

30000

20000

10000

COD(mm)

0

0

0,5

1

1,5

2

2,5

3

3,5

4

Fig 7. strain at the time of voids nucleation ɛn