Issue56

S. I. Eleonsky et alii, Frattura ed Integrità Strutturale, 56 (2021) 171-186; DOI: 10.3221/IGF-ESIS.56.14

a

b

c

d f Figure 13: Specimen RSH_7. Interference fringe patterns obtained in terms of in-plane displacement component v on Side A: (a)- 3 Δ A a , (b)- 4 Δ A a , (c)- 5 Δ A a and Side B: (d)- 3 Δ B a , (e)- 4 Δ B a , (f)- 5 Δ B a . Notch number 1 2 3 4 5 Side A  n a , mm 1.70 2.04 1.96 2.96 3.74 n a , mm 1.70 3.74 5.7 8.66 12.4 e

 v n N , fringes 1

–21.0 –7.98 –14.0 –5.32

–21.5 –8.17 –15.0

–13.0 –4.94 –11.0 –4.18

–10.0

–5.5



  1 n v , μ m

–3.8 –8.0

–2.09

v n N

–5.0 –1.9 –1.2



, fringes



0.5

  0.5 n v , μ m

–5.7 –4.1

–3.04

 , MPa m n

–4.0

–3.6

–2.0

I K

Side B

 n a , mm

1.70 1.70

2.15 3.85

1.96 5.81

3.33 9.14

3.81

n a , mm

12.95

 v n N , fringes 1

–61.0

–59.0

–32.0

–22.0 –8.36 –15.0

–6.0



  1 n v , μ m

–23.18

–22.42

–12.16

–2.28

v n N

–41.0

–51.0

–28.0

–4.5



, fringes



0.5

  0.5 n v , μ m

–15.58

–19.38

–10.64

–5.7 –3.1

–1.71

 , MPa m n

–11.8

–16.2

–9.4

–1.0

I K

Table 2: The results of fringe patterns interpretation for specimen RSH_3.

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