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TECHNICAL PAPERS

Elastic-Plastic Contact Analysis of a Sphere and a Rigid Flat

[+] Author and Article Information
L. Kogut, I. Etsion

Department of Mechanical Engineering, Technion, Haifa 32000, Israel

J. Appl. Mech. 69(5), 657-662 (Aug 16, 2002) (6 pages) doi:10.1115/1.1490373 History: Received August 06, 2001; Revised December 14, 2001; Online August 16, 2002
Copyright © 2002 by ASME
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References

Figures

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A deformable sphere pressed by a rigid flat
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Evolution of the plastic region in the sphere tip for 12≤ω/ωc≤110
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Evolution of the plastic region in the sphere tip for 1≤ω/ωc≤11
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Dimensionless radial location, r/acc, of the inner elastic-plastic boundary on the sphere surface showing its shrinkage for 6≤ω/ωc≤68
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Radial location of inner and outer elastic-plastic boundaries on the sphere surface for 6≤ω/ωc≤110
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Dimensionless mean contact pressure, p/Y, as a function of the dimensionless interference, ω/ωc, in the elastic-plastic regime
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Dimensionless contact area, A/Ac, as a function of the dimensionless interference, ω/ωc, in the elastic-plastic regime
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Dimensionless contact load, P/Pc, as a function of the dimensionless interference, ω/ωc, in the elastic-plastic regime

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