Mechanism of Enhanced Wear-Resistance of the Ti-Mo Modification Layer

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Abstract:

Mo modified layers on Ti-6Al-4V alloy were obtained with plasma surface alloying technique. The properties of the Mo-diffusion layers were investigated in this paper. Results show that the Mo-diffusion layers obviously enhance the wear resistance of Ti alloys against a polished 2100 steel counterbody ball under ball-on-disc test condition. With a series of experimental results, a wear model of high wear resistance of modified layers is propounded. The noval wear behavior is a result of absolute elasticity characteristics on the subsurface of Mo modified layers.

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Materials Science Forum (Volumes 475-479)

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3947-3950

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January 2005

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© 2005 Trans Tech Publications Ltd. All Rights Reserved

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