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Table 2 Properties of the adhesives Araldite® AV138, Araldite® 2015 and Sikaforce® 7752 [27,28,29]

From: Comparison of different adhesively-bonded joint types for mechanical structures

Property AV138 2015 7752
Young’s modulus, E (GPa) 4.89 ± 0.81 1.85 ± 0.21 0.49 ± 0.09
Poisson’s ratio, ν 0.35a 0.33a 0.30a
Tensile yield stress, σy (MPa) 36.49 ± 2.47 12.63 ± 0.61 3.24 ± 0.48
Tensile failure strength, σf (MPa) 39.45 ± 3.18 21.63 ± 1.61 11.48 ± 0.25
Tensile failure strain, εf (%) 1.21 ± 0.10 4.77 ± 0.15 19.18 ± 1.40
Shear modulus, G (GPa) 1.81b 0.70b 0.19b
Shear yield stress, τy (MPa) 25.1 ± 0.33 14.6 ± 1.3 5.16 ± 1.14
Shear failure strength, τf (MPa) 30.2 ± 0.40 17.9 ± 1.8 10.17 ± 0.64
Shear failure strain, γf (%) 7.8 ± 0.7 43.9 ± 3.4 54.82 ± 6.38
GIC (N/mm) 0.20c 0.43 ± 0.02 2.36 ± 0.17
GIIC (N/mm) 0.38c 4.70 ± 0.34 5.41 ± 0.47
  1. aManufacturer’s data
  2. bEstimated from the Hooke’s law using E and ν
  3. cEstimated in Campilho et al. [28]