0
TECHNICAL PAPERS

An Asperity Microcontact Model Incorporating the Transition From Elastic Deformation to Fully Plastic Flow

[+] Author and Article Information
Yongwu Zhao, David M. Maietta, L. Chang

Department of Mechanical Engineering, The Pennsylvania State University, University Park, PA 16802

J. Tribol 122(1), 86-93 (May 19, 1999) (8 pages) doi:10.1115/1.555332 History: Received February 01, 1999; Revised May 19, 1999
Copyright © 2000 by ASME
Your Session has timed out. Please sign back in to continue.

References

Greenwood,  J. A., and Williamson,  J. B. P., 1966, “Contact of Nominally Flat Surface,” Proc. R. Soc. London, Ser. A, 295, pp. 300–319.
Greenwood,  J. A., and Tripp,  J. H., 1967, “The Elastic Contact of Rough Spheres,” ASME J. Appl. Mech., 34, pp. 153–159.
Hisakado,  T., 1974, “Effects of Surface Roughness on Contact between Solid Surfaces,” Wear, 28, pp. 217–234.
Greenwood,  J. A., and Tripp,  J. H., 1970–1971, “The Contact of Two Nominally Flat Rough Surfaces,” Proc. Inst. Mech. Eng., 185, pp. 625–633.
Bush,  A. W., Gibson,  R. D., and Thomas,  T. R., 1975, “The Elastic Contact of a Rough Surface,” Wear, 35, pp. 87–111.
Bush,  A. W., Gibson,  R. D., and Keogh,  G. P., 1979, “Strong Anisotropic Rough Surface,” ASME J. Tribol., 101, pp. 15–20.
McCool,  J. I., 1986, “Comparison of Models for the Contact of Rough Surfaces,” Wear, 107, pp. 37–60.
Powierza,  Z. H., Klimczak,  T., and Polijanniuk,  A., 1992, “On the Experimental Verification of the Greenwood-Williamson Model for the Contact of Rough Surfaces,” Wear, 154, pp. 115–124.
Abbott,  E. J., and Firestone,  F. A., 1933, “Specifying Surface Quality—A Method Based on Accurate Measurement and Comparison,” Mech. Eng., 55, p. 569.
Pullen,  J., and Williamson,  J. B. P., 1972, “On the Plastic Contact of Rough Surfaces,” Proc. R. Soc. London, Ser. A, 327, pp. 159–173.
Chang,  W. R., Etsion,  I., and Bogy,  D. B., 1987, “An Elastic-Plastic Model for the Contact of Rough Surfaces,” ASME J. Tribol., 109, pp. 263.
Johnson, K. L., 1985, Contact Mechanics, Cambridge University Press, Cambridge.
Horng,  Jeng Haur, 1998, “An Elliptic Elastic-Plastic Asperity Microcontact Model for Rough Surfaces,” ASME J. Tribol., 120, pp. 82–88.
Kucharski,  S., Klimczak,  T., Palijaniuk,  J., and Kaczmarek,  J., 1994, “Finite-Element Model for the Contact of Rough Surfaces,” Wear, 177, pp. 1–13.
McCool,  J. I., 1986, “Predicting Microfracture in Ceramics via a Microcontact Model,” ASME J. Tribol., 108, pp. 380–386.
Timoshonko, S., and Goodier, J. N., 1951, Theory of Elasticity, McGraw-Hill, New York.
Tabor, D., 1951, The Hardness of Metals, Oxford University Press.
Francis,  H. A., 1976, “Phenomenological Analysis of Plastic Spherical Indentation,” ASME J. Eng. Mater. Technol., July , pp. 272–281.
Nuri,  K. A., and Halling,  J., 1975, “The Normal Approach between Rough Flat Surfaces in Contact,” Wear, 32, pp. 81–93.

Figures

Grahic Jump Location
Contact of an asperity with a rigid smooth flat
Grahic Jump Location
Relation between the real area of contact and interference in the elastoplastic transitional regime
Grahic Jump Location
Area of elastoplastic asperity contacts as a function of load and plasticity index
Grahic Jump Location
Mean separation of the surfaces as a function of load and plasticity index (a) ψ=0.7, (b) ψ=1.5, (c) ψ=2.5
Grahic Jump Location
Real area of contact of the surfaces as a function of load and plasticity index (a) ψ=0.7, (b) ψ=1.5, (c) ψ=2.5

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