PSI - Issue 66

Jinta Arakawa et al. / Procedia Structural Integrity 66 (2024) 38–48 Author name / Structural Integrity Procedia 00 (2025) 000–000

41

4

Table 1. Chemical composition of material (wt. %).

Material

Al

Si

Ti

V

Fe

Mo

Ti-22V-4Al

4.2

1.0

72.9

21.7

0.2

<0.1

Z

X

R16 R16

◉

A

0.2

Y

12

3.0

1.6

A

60

A-A cross section

Fig. 1. Schematic illustration of specimen (Ti-22V-4Al).

Tested piece

Vibration

Vibrator

Fig. 2. Plane bending fatigue testing machine used in this study.

Z (Normal direction of specimen surface)

β

Ω

X (L.D)

γ

Loading direction

α

Fig. 3. Definition of axis (X,Y,Z) and slip angles ( α,β,γ ).