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Information × Registration Number 0217U004645, 0115U000226 , R & D reports Title Scientific approaches and technologies of increasing the wear resistance and durability of heavy-duty structural elements under cyclic contact loading popup.stage_title Head Kaplun Vitaliy Grygorovych, Registration Date 22-02-2017 Organization Khmelnytskiy National University popup.description2 A research object is an increase of contact endurance, to wearproofness and longevity of the heavily loaded details of machines from construction steels with coverages at the action of the cyclic loadings. The purpose of project is an increase of wearproofness and longevity of the heavily loaded details of machines which work in the conditions of friction of woobling with slipping at the cyclic loading, by the method of engineering of surface to causing of consolidating coverages in plasma of glow-discharge in hydrogen-free environments with optimum properties. On the basis of theoretical and experimental researches of privedenny way of increase of wearproofness and longevity of construction elements at the cyclic contact loading with slipping on the example of the persistent bearings of woobling with the use of engineering of surface by the method of causing of upochnyayuschikh coverages after different technologies, influence of fiziko-mechanical descriptions is investigational, structure and phase composition of coverages and hardness of basis on wearproofness and longevity of bearings On the basis of theoretical and experimental researches the resulted ways of increase of wearproofness and longevity of construction elements are at the cyclic contact loading with slipping on the example of the persistent bearings of woobling with the use of engineering of surface by the method of causing of strengthening coverages after different technologies, investigational influence fiziko-mechanical descriptions, structure and phase composition of coverages and hardness of basis, on wearproofness and longevity of bearings of woobling. For the maximal increase of longevity of structural elements at the rolling friction technology of nitrohardening is recommended, which includes causing of diffusive coverages of maximal thickness the method of the ionic nitriding, subsequent temper from a temperature which provides optimum maintenance of remaining austenite, and low temperature vacation. Technology is applied in industry with the increase of wearproofness of details in 1.5-2 times. An application domain is machine-building enterprises Product Description popup.authors Гончар Володимир Антонович Донченко Тетяна Віталіївна Здибель Олександр Сталіславович Каплун Віталій Григорович Каплун Павло Віталійович Паршенко Анатолій Васильович Паршенко Костянтин Анатолійович Посонський Сергій Феліксович popup.nrat_date 2020-04-02 Close