Al-Sn nanostructured coatings on aluminum surfaces using electrospark alloying and their wear behavior

  • E. V. Yurchenko Shevchenko Pridnestrov’e State University, Tiraspol, Republic of Moldova
  • I. D. Rushika Technical University of Moldova, Chisinau, Republic of Moldova
  • Vasile I. Agafii Institute of Applied Physics, Academy of Sciences of Moldova, Chisinau, Republic of Moldova
  • Alexandr I. Dikusar
Keywords: Al-Sn alloy, Electrospark alloying, Nanostructuring, SnO2 nanofibers, Wear resistance

Abstract

At electrspark alloying (ESA) of aluminum surfaces using Al-Sn tool-electrode (TE), nanostructuring of manufactured surfaces take place owing to the formation of SnO2 nanofibers. Examining the tribological properties of these surfaces in a friction couple with a counterbody made of hardened steel showed that the wear of counterbody during the friction in the oil and at dry friction exceeds by an order of magnitude and above it the wear of such surfaces.

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Author Biographies

E. V. Yurchenko, Shevchenko Pridnestrov’e State University, Tiraspol, Republic of Moldova

E. V. Yurchenko: Biography of the author is not available.

I. D. Rushika, Technical University of Moldova, Chisinau, Republic of Moldova

I. D. Rushika: Biography of the author is not available.

Vasile I. Agafii, Institute of Applied Physics, Academy of Sciences of Moldova, Chisinau, Republic of Moldova

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Vasile I. Agafii working in Academy of Sciences of Moldova’s Institute of Applied Physics, where currently he is a senior scientific researcher in Laboratory of Electrophysical and Electrochemical Material Treatment Methods and in  Shevchenko Pridnestrov’e State University. Dr. Agafii carry out a researches in area related with the electrochemistry and surface science, which focused on measurements and analyses of tribochemical properties, temperature stability, activation energy, microhardness and surface roughness.

Alexandr I. Dikusar

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Alexandr I. Dikusar is corresponding member of Academy of Sciences of Moldova. Prof. Dikusar working in ASM’s Institute of Applied Physics, where currently he is head of Laboratory of Electrophysical and Electrochemical Material Treatment Methods and in  Shevchenko Pridnestrov’e State University. His research interests focuses on issues related with the electrochemistry and surface science, such as, e.g. electrodepostion, electrospark alloying, nanostructuring, corrosion. He is author of more than 190 scientific papers in various international and national journals, book chapters and conference proceedings.

Published
2018-07-24
How to Cite
Yurchenko, E., Rushika, I., Agafii, V. and Dikusar, A. (2018) “Al-Sn nanostructured coatings on aluminum surfaces using electrospark alloying and their wear behavior”, Journal of Mechanical and Energy Engineering, 2(2), pp. 115-120. doi: 10.30464/jmee.2018.2.2.115.
Section
Mechanical Engineering