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Influence Exerted by Strength Criterion on the Direction of Crack Propagation in the Elastic-Brittle Material

✍ Scribed by J. Podgórski


Book ID
110435019
Publisher
Springer
Year
2002
Tongue
English
Weight
1023 KB
Volume
38
Category
Article
ISSN
1573-8736

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Centrally cracked specimens of JIS SM58Q and I-IT80 steels were fatigued. The fatigue crack growth rates, da/dn, and the stress intensity threshold levels, AK,, were measured over the range of stress ratio, R, from -1 to 0.8 by the use of an automatic method of continuously decreasing stress intensi