Conclusions
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1.
The brittleness of boride coatings can be determined quite accurately and efficiently by the acoustic emissions method.
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2.
The addition of copper to the reaction mixture and subsequent heat treatment make it possible to reduce the brittleness of boride coatings.
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Literature cited
V. P. Glukhov, Boride Coatings on Iron and Steels [in Russian], Naukova Dumka, Kiev (1970), p. 208.
V. P. Bezruchko, "Effect of complex boride coatings and heat treatment of coatings on the wear resistance of steel 45 during abrasive wear," Fiz.-Khim. Mekh. Mat., No. 2, 69 (1976).
V. P. Bezruchko and A. S. Korotya, "Saturation of medium-carbon steels with boroncontaining mixtures," in: Technology and Organization of Production [in Russian], Naukova Dumka, Kiev (1975), p. 32.
Yu. S. Boyarskaya et al., "Use of the acoustic emission method to determine the brittleness of materials," Zavod. Lab., No. 5, 550 (1974).
V. S. Neshpor and G. V. Samsonov, "Brittleness of metal-like compounds," Fiz. Met. Metalloved., No. 4, 181 (1957).
Additional information
V. Ya. Chubar' Zaporozhe Machine Construction Institute. Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 9, pp. 66–68, September, 1978.
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Bezruchko, V.P., Korotya, A.S. Effect of copper impurities in the reaction mixture on the brittleness of boride coatings. Met Sci Heat Treat 20, 764–766 (1978). https://doi.org/10.1007/BF00703764
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DOI: https://doi.org/10.1007/BF00703764