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Open AccessArticle

The Influence of Carbon Coatings on the Functional Properties of X39Cr13 and 316LVM Steels Intended for Biomedical Applications

1
Department Area of Physical Chemistry, Faculty of Industrial Engineering, Universidad de León, 24071 León, Spain
2
Faculty of Mines, Universidad de León, 24071 León, Spain
3
Chemical and Environmental Bioprocess Engineering Group, Institute of Natural Resources, Universidad de León, 24071 León, Spain
4
Faculty of Mining and Geology, Silesian University of Technology, 44-100 Gliwice, Poland
*
Author to whom correspondence should be addressed.
Metals 2019, 9(8), 815; https://doi.org/10.3390/met9080815
Received: 28 June 2019 / Revised: 18 July 2019 / Accepted: 23 July 2019 / Published: 24 July 2019
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Abstract

Carbon coatings are used in many different industrial areas, for example in cutting, electronics, or medical applications. On the one hand, carbon coatings have improved the functional properties of medical products because of their high biotolerance, which makes them an important material for implant coatings. On the other hand, high rigidity and abrasion resistance are properties needed in case of surgical tools. Thus, the aim of this research was to study the influence of mechanical abrasion by tumbling and chemical passivation on carbon coatings deposited by reactive magnetron sputtering (RMS) and radio frequency plasma activated chemical vapor deposition (RF PACVD) of X39Cr13 (mainly used for surgical tools) and 316LVM (mainly used for implants). Functional properties, such as roughness, coatings adhesion (scratch test), and wettability were investigated. As a result, DLC coatings applied by magnetron sputtering were found to be the optimum surface treatment in terms of adhesion and wettability properties, being more appropriate for the use of X39Cr13 base than 316LVM for carbon layer deposition. View Full-Text
Keywords: DLC coating; wettability; scratch test; martensitic steel; stainless steel DLC coating; wettability; scratch test; martensitic steel; stainless steel
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This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited (CC BY 4.0).
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López, R.; Menéndez, M.; Fernández, C.; Chmiela, A.; Bernardo-Sánchez, A. The Influence of Carbon Coatings on the Functional Properties of X39Cr13 and 316LVM Steels Intended for Biomedical Applications. Metals 2019, 9, 815.

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