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Information × Registration Number 0212U006818, 0111U009181 , R & D reports Title Research of influencing of chemical composition and treatments on properties of steels and cast-irons. popup.stage_title Head Malinov Leonid S., Registration Date 11-07-2012 Organization State Higher Educational Institution "Pryazovskyi State Technical University" popup.description2 An object of researches is phase and structural transformations in stalyakh and cast-irons at treatment and in the process of exploitation. Purpose of work - to give recommendation in re-lation to the choice of the rational modes of heat treatment, and also composition of staley and cast-irons, for providing of optimum complex of mechanical and operating properties. Research methods - metallography, rentgenostrukturniy, dyurometrichniy; test on an abrasive and udarno-abrazivnyy wear; mathematical treatment of results. Low-, so a hightemperature senescence is the effective method of adjusting of stability of austenita relatively to deformation martensit-nomu transformation, and correct combination of effect of the dispersion hardening at a senes-cence from ??? ??- at an abrasive wear provides possibility of the substantial work-hardening transformation. It is possible to regulate phase composition, degree of stability of austenita the temperature of vacation and multipleness of high vacation, plenitude of further phase transforma-tions during a wear and to manage udarno-abrazivnoy wearproofness of cast-irons. A process of crystallization depending on speed of cooling can be or with forming of crystalline structure (eu-tecticum with boridnimi connections), or with forming of high-imperfect cellular, almost amor-phous structure. General degree of deformation, the degree of deformation for a cycle and amount of cycles is had determining influence on mechanical descriptions of shtripsovoy be-came. Industry of the use - machine-building and metallurgical enterprises of Ukraine. Product Description popup.authors Іващенко Вікторія Юріївна Візенков Д.В. Майструк Олександр Якович Малінов Леонід Соломонович Малишева Інна Юхимівна Олійник Інна Михайлівна Солідор Наталя Аркадіївна Ткаченко Ігор Федорович Харлашкін В.О. popup.nrat_date 2020-04-02 Close