Analysis and Research of the High-Cycle Fatigue Fracture Mode Based on Stress Ratio and Residual Stress of Ti-6Al-4V

Table 4

The composition of the small plane of the crack initiation, %.

Element	Mass fraction	Atomic fraction	Relative error
Titanium	90.74	86.35	3.8
Aluminium	6.75	11.41	0.3
Vanadium	2.51	2.24	1.8
Total	100	100	——