Mode-I crack growth in an elastic perfectly-plastic material under conditions of genera&d plane stress has been lnvestigatcd. In the plastic loading zone, near the plane of the crack, the stresses and strains have been expanded in powers of the distance, y, to the crack line. Substitution of the exp
The near crack line solution for plane stress tensile crack growth in an elastic-perfectly plastic material
โ Scribed by Zhi-Jian Yi
- Publisher
- Elsevier Science
- Year
- 1992
- Tongue
- English
- Weight
- 560 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0013-7944
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โฆ Synopsis
Ahatraet-A
suitable elastic stress field near the crack line has been reasonably assumed and successful analysis has been made of a near crack line field for a quasistatically propagating plane stress tensile crack in an elasti~perfectly plastic material. A complete solution for the strain on the crack line has been obtained. It is shown that the solutions of this problem in some recent papers, by using the notch stress field as the elastic stress field near the crack line, are inappropriate.
๐ SIMILAR VOLUMES
## A~~ct~uasistatically propagating plane stress tensile and anti-plane strain cracks in an elastic-~~ectIy-plastic solid have been studied. In the plastic loading zone, based on the basic equations of the Prandtl-Reuss flow rule and the Huber-Mises yield criterion, the stresses and particle veloc
The analysis of this paper is suitable not only for small scale yielding but also for large scale yielding. In this paper, the usual suggestion of small scale yielding has not been adopted. The accurate elastic stress and displacement fields (i.e. Westergaard's fields) for a mode III crack in an inf