Issue 42

W. De Corte et alii, Frattura ed Integrità Strutturale, 42 (2017) 147-160; DOI: 10.3221/IGF-ESIS.42.16 150 1 1 1 2 2 2 , 1 , 1 0, 21 2 0, 1 2 2 ( ) ( ) 1 1 I C m C m p p m m m m K H d d F F p p            (4) where 2 2 21 1 1 C C H H H H    Figure 2 : Distribution of the tangential stress   around a rectangular bi-material notch [MPa]. Figure 3 : Distribution of the mean value of the tangential stress   as a function of  . Figure 4 : Possible crack initiation and failure propagation types. 0,00 0,60 1,20 1,80 -180 -90 0 90 Mean tangential stress σ θθ [MPa] θ [°] d=0.5 mm d=1.0 mm a) Initial crack Potential crack path  appl  appl b) Initial crack Potential crack path c) Initial crack Potential crack path m = 1 m = 2