Grain shape and microstructural evolution during equal channel angular pressing

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Authors
GarcÍa-Infanta, J.M.
Swaminathan, S.
Carreño, F.
Ruano, O.A.
McNelley, T.R.
Subjects
Equal channel angular pressing
Strain path
Shape change
Grain morphology
Modelling
Advisors
Date of Issue
2008
Date
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Abstract
The congruence between theoretical and experimental shape changes in flow plane microstructures after repetitive equal channel angular pressing (ECAP) by route A is demonstrated for initially spheroidal grains. The model has been extended to predict shape changes of initially ellipsoidal grains of various aspect ratios during repetitive ECAP by route A. The potential role of initial grain morphology on the grain refinement is suggested.
Type
Article
Description
Series/Report No
Department
Mechanical & Astronautical Engineering
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Format
Citation
Scripta Materialia, Volume 58, (2008), pp. 17–20
Distribution Statement
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This publication is a work of the U.S. Government as defined in Title 17, United States Code, Section 101. Copyright protection is not available for this work in the United States.
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