Table 1 Relationship between the strain amplitude failure lives and the defect sizes
From: Fatigue Property of Additively Manufactured Ti-6Al-4V under Nonproportional Multiaxial Loading
Type of loading | Heat treatment | Δεeq/2 | Nf | Ddefect |
|---|---|---|---|---|
(%) | Cycles | (μm) | ||
PP | NHT | 0.85 | 61 | 161 |
0.65 | 790 | 77 | ||
0.50 | 4152 | 70 | ||
0.50 | 1429 | 197 | ||
0.35 | 16969 | 9 | ||
0.25 | 65771 | 7 | ||
HT | 0.65 | 81 | 381 | |
0.50 | 4127 | 501 | ||
0.35 | 12354 | 167 | ||
0.25 | 30504 | 374 | ||
CI | NHT | 0.50 | 278 | 179 |
0.35 | 2328 | 281 | ||
0.25 | 58129 | 105 | ||
HT | 0.35 | 1240 | 591 | |
0.25 | 8945 | 232 | ||
0.25 | 4540 | 55 |