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TECHNICAL PAPERS

An Experimental Investigation of Surface Pit Evolution During Cold-Rolling or Drawing of Stainless Steel Strip

[+] Author and Article Information
R. Ahmed, M. P. F. Sutcliffe

Cambridge University, Department of Engineering, Trumpington Street, Cambridge, CB2 1PZ, U.K.

J. Tribol 123(1), 1-7 (Jun 29, 2000) (7 pages) doi:10.1115/1.1327580 History: Received February 15, 2000; Revised June 29, 2000
Copyright © 2001 by ASME
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References

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Figures

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Optical micrographs of white hot band after an overall reduction of approximately 30 percent: (a) cold rolled; (b) Strip drawn using Vitrea 68 oil in a three-pass schedule.
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Schematic of inlet and MPHL lubrication mechanisms
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Schematic of the strip drawing rig
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Effect of lubricant on the evolution of pit area and Rq roughness with overall reduction for plane strain compression of white hot band
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MPHL lubrication of Vickers indents on bright annealed strip after strip drawing with a 30 percent single-pass reduction: (a) Vitrea 68, indent side parallel to sliding direction; (b) Vitrea 68, indent diagonal parallel to sliding direction; (c) Genrex.
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Effect of lubricant on the evolution of pit area and Rq roughness with overall reduction for strip drawing of white hot band
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Comparison of the evolution of pit area and Rq roughness with overall reduction for rolling or strip drawing of white hot band. Strip drawn results are for HVI 650 lubricant.

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