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Threshold stress intensity factor of fatigue cracks

✍ Scribed by C.R. Chiang


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
353 KB
Volume
49
Category
Article
ISSN
0013-7944

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Statistical evaluation of fatigue crack
✍ Akihiko Ohta; Isao Soya; Satoshi Nishijima; Michio Kosuge πŸ“‚ Article πŸ“… 1986 πŸ› Elsevier Science 🌐 English βš– 976 KB

The relationship between fatigue crack propagation rate, da/dn, and range of stress intensity factor, AK, including threshold stress intensity factor, AK,,, is analyzed statistically. A non-linear equation, da/dn = C{(AK)m-(AKth)m}, is fitted to the data by regression method to evaluate the 99% conf