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The evolution of contact conditions during fretting wear tests with cylinder-on-flat and crossed-cylinder specimen configurations (2025)
Journal Article
Gichuki, A. J., Shipway, P. H., Rouse, J. P., Bennett, C. J., Koti, D., & Coll, E. (2025). The evolution of contact conditions during fretting wear tests with cylinder-on-flat and crossed-cylinder specimen configurations. Tribology International, 210, Article 110820. https://doi.org/10.1016/j.triboint.2025.110820

This study examines the dependence of fretting wear of a high strength steel using four non-conforming specimen configurations: cylinder-on-flat and crossed-cylinders, with both 6 mm and 160 mm radii cylinders. In each configuration, the wear of the... Read More about The evolution of contact conditions during fretting wear tests with cylinder-on-flat and crossed-cylinder specimen configurations.

The contact size dependence of wear rate in fretting: Understanding and rationalising data from tests with flat-on-flat, cylinder-on-flat and sphere-on-flat contact configurations (2025)
Journal Article
Shipway, P. H. (2025). The contact size dependence of wear rate in fretting: Understanding and rationalising data from tests with flat-on-flat, cylinder-on-flat and sphere-on-flat contact configurations. Wear, Article 205783. https://doi.org/10.1016/j.wear.2025.205783

In fretting contacts between metals such as steels, wear normally takes place by the formation of an oxide debris in the contact and its subsequent expulsion. There are three stages to this process: (i) the transport of oxygen into the closed contact... Read More about The contact size dependence of wear rate in fretting: Understanding and rationalising data from tests with flat-on-flat, cylinder-on-flat and sphere-on-flat contact configurations.

Characterization of damage in galling testing of austenitic stainless steel as a function of pressure and sliding distance (2025)
Journal Article
Kóti, D., Daure, J. L., Neate, N. C., Stewart, D. A., & Shipway, P. H. (2025). Characterization of damage in galling testing of austenitic stainless steel as a function of pressure and sliding distance. Wear, Article 205776. https://doi.org/10.1016/j.wear.2025.205776

It is well known that stainless steel is prone to galling, and in previous work, we have demonstrated that the degree of damage following galling tests in such materials is a function of both contact pressure and sliding distance. However, it is not... Read More about Characterization of damage in galling testing of austenitic stainless steel as a function of pressure and sliding distance.