Issue 36

V. Petrova et alii, Frattura ed Integrità Strutturale, 36 (2016) 8-26; DOI: 10.3221/IGF-ESIS.36.02

(d)

(c)

Figure 6 c, d : Fracture angles ϕ (1) of the edge cracks to the surface for different distances d between the cracks: (c) for crack 1 (15° ≤ β ≤ 90°), (d) for crack 2 (15° ≤ β ≤ 90°). Two edge cracks with different sizes a 1 =1 and a 2 =0.5. and ϕ (2) as functions of the inclination angle β=β n

(a)

(b)

(c)

(d)

Figure 7 a-d : The non-dimensional critical load p cr for two equal edge cracks for different distances d between the cracks: (a) for crack 1 (60° ≤ β ≤ 120°), (b) for crack 2 (60° ≤ β ≤ 120°), (c) for crack 1 (15° ≤ β ≤ 90°), (d) for crack 2 (15° ≤ β ≤ 90°). Two edge cracks with different sizes a 1 =1 and a 2 =0.5. as function of the inclination angle β=β n

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