Abstract
Wear tests were conducted on an aluminum Al-1050 alloy after processing by equal-channel angular pressing (ECAP). The results show that the coefficient of friction remains unchanged after processing by ECAP, but there is a decrease in the wear resistance and a mass loss that increases with increasing numbers of ECAP passes. The results are consistent with a wear mechanism map and confirm the occurrence of a severe wear mechanism. The decreasing wear resistance after ECAP is attributed to the significant grain refinement introduced by ECAP and the lack of a strain hardening capability.
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Acknowledgements
This work was supported by a studentship from the School of Engineering Sciences at the University of Southampton together with a scholarship from the China Scholarship Council (CTW). Partial support was provided by EPSRC under Grant No EP/D00313X/1 and by the National Science Foundation of the United States under Grant No. DMR-0855009.
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Wang, C.T., Gao, N., Wood, R.J.K. et al. Wear behavior of an aluminum alloy processed by equal-channel angular pressing. J Mater Sci 46, 123–130 (2011). https://doi.org/10.1007/s10853-010-4862-0
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DOI: https://doi.org/10.1007/s10853-010-4862-0