Ni-TiN Composite Coatings Prepared by Ultrasonic-Magnetic-Electrodeposition

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Ni-TiN; Composite coating; Ultrasonic-magnetic-electrodeposition Abstract: In this paper, Ni-TiN composite coatings were prepared by ultrasonic-magnetic- electrodeposition. The optimum parameters were achieved by experiments and analysis. The structure of Ni-TiN coatings was observed using HRTEM. And the wear resistance was tested by the grinding machine. The results illuminated that the optimum technical parameters prepared Ni-TiN coatings are TiN particle concentration 4g/L, ultrasonic power 200W, magnetic intensity 0.6T, current density 5A/dm2, temperature of the electrolyte 50°C, pH 4.5. The HRTEM showed that the diameter of Ni grains and TiN particle in Ni-TiN coatings were about 60nm and less than 40nm, respectively.

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Periodical:

Advanced Materials Research (Volumes 562-564)

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246-249

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Online since:

August 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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