PSI - Issue 39

Wei Song et al. / Procedia Structural Integrity 39 (2022) 214–221 Author name / Structural Integrity Procedia 00 (2020) 000–000

218

5

0.0 0.0 (a) strain energy density ∆ W (Nmm/mm 3 ) p3 Weld toe p4 strain energy density ∆ W (Nmm/mm 3 ) (c) 0.4 0.8 1.2 1.6 2.0 2.4 p4 0.0 0.4 0.8 1.2 1.6 2.0 2.4 Weld toe p3 0.2

0.0 0.0 2.4 (b) strain energy density ∆ W (Nmm/mm 3 ) p4 p3 Weld root (d) strain energy density ∆ W (Nmm/mm 3 ) p3 p4 0.4 0.8 1.2 1.6 2.0 0.0 0.4 0.8 1.2 1.6 2.0 2.4 Weld root 0.2

p1 p2 p3 p4

p1 p2 p3 p4

p1

p1

p2

p2

0.4

0.6

0.8

0.4

0.6

0.8

axial misalignment amplitude e/t

axial misalignment amplitude e/t

p1 p2 p3 p4

p1 p2 p3 p4

p1

p1

p2

p2

0

1

2

3

4

5

0

1

2

3

4

5

angle misalignment a (°)

angle misalignment a (°)

Fig. 3 Comparison between the SED values of different positions of weld toe and weld root for axial and angular misalignment respectively, p/t=0