0
TECHNICAL PAPERS

Effect of Residual Stress on Cavitation Instabilities in Constrained Metal Wires

[+] Author and Article Information
Viggo Tvergaard

Department of Mechanical Engineering, Solid Mechanics, Technical University of Denmark, DK-2800 Kgs. Lyngby, Denmark

J. Appl. Mech 71(4), 560-566 (Sep 07, 2004) (7 pages) doi:10.1115/1.1767845 History: Received November 24, 2003; Revised March 08, 2004; Online September 07, 2004
Copyright © 2004 by ASME
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
Sketch of the tensile test specimen used by Ashby et al. 9
Grahic Jump Location
Axisymmetric model of the half test specimen analyzed, showing the initial dimensions, the coordinate system and a finite element mesh. The ductile wire occupies the region 0≤x2≤A0.
Grahic Jump Location
Effect of different residual stress levels for initial void size Rv/A0=0.01 and crack-tip radius Rc/A0=0.01, with metal wire material parameters σy/E=0.003, ν=0.3 and N=0.1. (a) Average nominal stress versus end displacement. (b) Void volume growth.
Grahic Jump Location
Deformed meshes at four different stages for σmR=0. The initial void size and crack tip radius are Rv/A0=0.01 and Rc/A0=0.01, and parameters for the metal wire are σy/E=0.003, ν=0.3, and N=0.1. (a) Initial mesh. (b) Stage where V/V0=100. (c) Stage where V/V0=104. (d) End of computation.
Grahic Jump Location
Comparison of deformed meshes for two different values of σmR. The initial void size and crack-tip radius are Rv/A0=0.01 and Rc/A0=0.01, and parameters for the metal wire are σy/E=0.003, ν=0.3 and N=0.1. (a) Stage where V/V0=104 for σmR=0. (b) Stage where V/V0=104 for σmRy=4.07. (c) End of computation for σmR=0. (d) End of computation for σmRy=4.07.
Grahic Jump Location
Effect of different values of the initial void size, for σmRy=2.72 and Rc/A0=0.01. Parameters for the metal wire are σy/E=0.003, ν=0.3 and N=0.1. (a) Average nominal stress versus end displacement. (b) Void volume growth.
Grahic Jump Location
Effect of different values of the initial crack-tip radius, for σmRy=2.72 and Rv/A0=0.01. Parameters for the metal wire are σy/E=0.003, ν=0.3 and N=0.1. (a) Average nominal stress versus end displacement. (b) Void volume growth.
Grahic Jump Location
Effect of different residual stress levels for initial void size Rv/A0=0.01 and crack-tip radius Rc/A0=0.01, with metal wire material parameters σy/E=0.0004, ν=0.42 and N=0.2. (a) Average nominal stress versus end displacement. (b) Void volume growth.
Grahic Jump Location
Comparison of deformed meshes for two different values of σmR. The initial void size and crack-tip radius are Rv/A0=0.01 and Rc/A0=0.01, and parameters for the metal wire are σy/E=0.0004, ν=0.42 and N=0.2. (a) Stage where V/V0=104 for σmR=0. (b) Stage where V/V0=104 for σmRy=8.22. (c) End of computation for σmR=0. (d) End of computation for σmRy=8.22.
Grahic Jump Location
Effect of different crack-tip radii, for the initial void size Rv/A0=0.01, with metal wire material parameters σy/E=0.0004, ν=0.42 and N=0.2. (a) Average nominal stress versus end displacement. (b) Void volume growth.

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In