PSI - Issue 22

4

Meng-Fei Hao et al. / Structural Integrity Procedia 00 (2019) 000 – 000

Meng-Fei Hao et al. / Procedia Structural Integrity 22 (2019) 78–83

81

Table 3 Material properties for Al 7050-T7451 alloy [17]

G (GPa) 26.9 b 0.08235 ′ 0.6145

(MPa) 351.4788 0.33

K (MPa) -

E (GPa) 70.3

n -

Monotonic

Uniaxial ′

c -0.7885

′ (MPa) 734.5139 ′

(MPa)

731.98

0.09697

(a)

(b)

Fig. 1 Model predictions and errors for TC4 alloys

(a)

(b)

Fig. 2 Model predictions and errors for GH4169 alloys

(a)

(b)

Fig. 3 Model predictions and errors for Al 7050-T7451 alloys