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Information × Registration Number 0217U004590, 0112U000588 , R & D reports Title The study of regularities of formation of anti-friction wear-resistant surface layer of spherical implants made of titanium billet popup.stage_title Head Sergiy Sheykin, Sergiy Sokhan, Registration Date 20-02-2017 Organization V.Bakul Institute for Superhard Materials popup.description2 As a result, we obtained the scientific and practical results of the performed themes: the technology of the combined effects on the working surface of the product CSPD and further thermal diffusion nitriding, which ensures high functional properties of the artificial joint articulation; It proved the correctness of methods of tribological tests of friction pairs of hip implants in a "plane / ring"; first developed an effective technology the finish machining of the heads of the hip endoprosthesis with technically pure titanium; developed technological scheme CSPD spherical blanks by rolling flat surfaces; It found that the hardening of the surface layer of spherical blanks positive effect on the workability of the diamond-abrasive treatment by the method of free-lapping; the use of finite element method in the software package DEFORM-3D has allowed to develop a mathematical model of rolling process that allows you to determine the effect of technological factors on strain hardening Product Description popup.authors Єфросінін Дмитро Володимирович Возний В.В. Мікіщенко О.А. Мельник В.Є. Мельниченко В.В. Пащенко Є.О. Рибак В.Я. Ростоцький Ігор Юрійович Сергач Дмитро Анатолійович Студенець С.Ф. Ткач В.М. popup.nrat_date 2020-04-02 Close