This paper considers the possibility of optimal hardened layer of parts operating in conditions of high abrasive wear. The experiments on obtaining of parts with a hardened layer, conducted their research of the macro and micro structure of the resulting coating thickness and wear resistance.Южно-Уральский государственный университет выражает благодарность за финансовую поддержку Министерства образования и науки Российской Федерации (грант № 11.9658.2017/БЧ)