High Strength and Ductility in Ball-Milled Titanium Powders Consolidated by High-Pressure Torsion

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Abstract:

Pure Ti powders were subjected to ball milling and subsequently high-pressure torsion (HPT) for consolidation. It is found that a fully dense (99.9%) disc with ultrafine grained structure (~50-300 nm) was produced. The strength and ductility were well comparable to those of ball-milled Ti-6%Al-4%V powders after hot roll sintering.

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Materials Science Forum (Volumes 654-656)

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1239-1242

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June 2010

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© 2010 Trans Tech Publications Ltd. All Rights Reserved

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