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TECHNICAL PAPERS

Influence of a Hard Surface Layer on the Limit of Elastic Contact—Part II: Analysis Using a Modified GW Model

[+] Author and Article Information
Takashi Nogi

Basic Technology Research and Development Center, NSK Ltd., Kugenuma-shinmei 1-5-50, Fujisawa, 251-8501, Japan

Takahisa Kato

Data Storage Mechanics Laboratory, Mechanics Systems Engineering, National Institute of Advanced Industrial Science and Technology, Namiki 1-2, Tsukuba, 305-8564, Japan

J. Tribol 124(4), 785-793 (Sep 24, 2002) (9 pages) doi:10.1115/1.1482117 History: Received July 05, 2001; Revised March 20, 2002; Online September 24, 2002
Copyright © 2002 by ASME
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References

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Bowden, F. P., and Tabor, D., 1954, Friction and Lubrication of Solids, Part I, Oxford University Press.
Nuri,  K. A., and Halling,  J. A., 1975, “The Normal Approach Between Rough Flat Surfaces in Contact,” Wear, 32, pp. 81–93.
Halling,  J., and Nuri,  K. A., 1985, “The Elastic Contact of Rough Surfaces and Its Importance in the Reduction of Wear,” Proc. Instn. Mech. Engrs., Pt. C, 199, pp. 139–144.
Greenwood,  J. A., and Williamson,  J. B. P., 1966, “The Contact of Nominally Flat Surfaces,” Proc. R. Soc. London, Ser. A, 295, pp. 300–319.
Peterson, M. B., and Romalingam, S., 1980, “Coatings for Tribological Applications,” Fundamentals of Friction and Wear of Materials., American Society for Metals, pp. 331–372.
Hintermann,  H. E., 1984, “Adhesion, Friction and Wear of Thin Hard Coatings,” Wear, 100, pp. 381–397.
Komvopoulos,  K., Saka,  N., and Suh,  N. P., 1987, “The Role of Hard Layers in Lubricated and Dry Sliding,” ASME J. Tribol., 109, pp. 223–231.
Komvopoulos,  K., 1989, “Elastic-Plastic Finite Element Analysis of Indented Layered Media,” ASME J. Tribol., 111, pp. 430–439.
Onions,  R. A., and Archard,  J. F., 1973, “The Contact of Surfaces Having a Random Structure,” J. Phys. D, 6, pp. 289–304.
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, “Strongly Anisotropic Rough Surfaces,” ASME J. Lubr. Technol., 101, pp. 15–20.
McCool,  J. I., 1986, “Comparison of Models for the Contact of Rough Surfaces,” Wear, 107, pp. 37–60.
McCool,  J. I., 2000, “Extending the Capability of the Greenwood Williamson Microcontact Model,” ASME J. Tribol., 122, pp. 496–502.
Nogi,  T., and Kato,  T., 1997, “Influence of a Hard Surface Layer on the Limit of Elastic Contact-Part I: Analysis Using a Real Surface Model,” ASME J. Tribol., 119, pp. 493–500.
Johnson, K. L., 1985, Contact Mechanics, Cambridge University Press.
Hamilton,  G. M., and Goodman,  L. E., 1966, “The Stress Field Created by a Circular Sliding Contact,” ASME J. Appl. Mech., 33, pp. 371–376.
Chen,  W. T., and Engel,  P. A., 1972, “Impact and Contact Stress Analysis in Multilayer Media,” Int. J. Solids Struct., 8, pp. 1257–1281.
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Figures

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Schematic of contact between a rigid rough surface and an elastic layered halfspace
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Schematic of contact between a rigid spherical asperity and an elastic layered halfspace
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Dimensionless von Mises stress field, E1/E2=2 and v1=v2=0.3
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Correction factors for the contact area, load and the maximum von Mises stress, v1=0.3
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Correction factors for the contact area, load and the maximum von Mises stress, v1=0.25
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Calculation of the critical value of h/aH for the onset of plastic yield
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Ratio of plastic contact area to real contact area versus layer thickness, surface #1
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Ratio of plastic contact area to real contact area versus layer thickness, surface #2
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Ratio of plastic contact area to real contact area versus layer thickness, surface #3
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Criterion for realizing the layered surface equivalent to bulk of the layer material, v1=0.3
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Criterion for realizing the layered surface equivalent to bulk of the layer material, v1=0.25

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