Uniaxial and biaxial fatigue tests related to Inconel 718 specimens are analysed using the critical plane-based multiaxial fatigue criterion by Carpinteri et al. in conjunction with a Smith-Watson-Topper (SWT) type of relationship. More precisely, specimens subjected to proportional and non-proportional loading under strain control are examined, such loadings being characterised by both zero and non-zero mean values. Fatigue life is computed through the novel formulation proposed here and compared with the experimental fatigue life in terms of number of loading cycles needed to form a surface crack whose length is equal to 1 mm.
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Titolo: | Mean stress effect on fatigue life estimation for Inconel 718 alloy |
Autori: | |
Data di pubblicazione: | 2020 |
Rivista: | |
Handle: | http://hdl.handle.net/20.500.11770/304716 |
Appare nelle tipologie: | 1.1 Articolo in rivista |