Polygonizing controlled rolling of slabs for making oil country tubes
The study of structural changes during hot deformation metal during controlled rolling. The influence of preheating temperature and deformation degree on the size and shape of austenite grains. The definition of the polygonal structure of the austenite.
Подобные документы
Study the structure of the coating made of composite material that contains wear-resistant components SiC-Al2O3. The use of a metallic binder based on iron in composite production. The properties of the obtained coatings with the steel counterface.
статья, добавлен 29.01.2016Improving the physical and mechanical properties of powder steels. Study of the effect of heat treatment on the structure of powder carbon steels with carbon-containing components. Research of heat treatment processes: hardening, tempering and annealing.
статья, добавлен 27.02.2021Production polystyrene composite films with small content of fullerenes (up to 1 %) by casting o-xylene solutions. A dependence of the glass transition temperature of the composite material on its composition. The adsorption capacity of polymer material.
статья, добавлен 30.07.2016Damage assessment of components of automobile and aircraft internal combustion engines, made of gamma titanium aluminides. Recommendations to prevent the negative influence of high temperatures in multilayer thin films on gamma titanium aluminides.
статья, добавлен 14.07.2016Research foaming effect, which can be the addition of zeolite in the asphalt mixture that causes the of the asphalt, better adhesion and ability lehkoukladalnist mixture. Characteristics of adsorbed water allocation as a function of time and temperature.
статья, добавлен 24.02.2016- 56. The influence of modified methyl cellulose on the main properties of expanding cementing slurries
The effect of modified methylcellulose on the main properties of expanding cementing slurries. When cementing low-temperature wells, expanding cementing slurries based on a mixture of Portland cement (70-75% PCT-I) and gypsum alumina cement (30-25% GAC).
статья, добавлен 04.09.2024 The study of the influence of the surface hardness of the auger on its wear during dehydration of solid waste in the garbage truck. Usage of the method of regression analysis, the logarithmic dependencies of auger wear depending on the hardness.
статья, добавлен 23.06.2022Theoretical study of the basic functioning of the starch industry. The raw materials used for the а production of polysaccharide under consideration. The structure of the modified starches and dextrin. The use of the ingredient as a food additive.
презентация, добавлен 27.10.2014The study of methods of improving mechanical properties of coatings of implants by reducing the value of young's modulus and coefficient of friction in the fluids of the body to improve the tribological parameters of the implants with ceramic coatings.
статья, добавлен 29.01.2016Review trapping processes in so-called “free” thick-film structures based on spinel-type Cu0.1Ni0.8Co0.2Mn1.9O4 ceramics. Studies need to add glass in the ceramic material. Positron trapping processes in temperature-sensitive thick-film structures.
статья, добавлен 30.07.2016Features of the two-phase model of the structure of keratin fibers. Estimation of the importance of critical and equilibrium stresses in the fibril, transfer of its stress to the matrix. Study of a possible connection between microfibrils and matrix.
статья, добавлен 30.05.2022Study the effects of man-made nano-additive on basic physical and mechanical properties of foamed glass. Use tare and flat glass as the main raw material. Investigation the effect of nano-additive on structural features of the resulting foam glass.
статья, добавлен 30.07.2016A study of the collections of young Moldovan designers, graduates of the KSPU. I. Kryanga. Conceptual trends in the contemporary art of design and fashion in the country, based on the creative interpretation of artistic images by young designers.
статья, добавлен 22.05.2022Study of evolutionary processes of Chinese space policy, transformation of the country into one of the space leaders. Progress of space technology, applications, science. Guiding principles of international cooperation in the field of space cooperation.
статья, добавлен 25.11.2023Synthesis of a batch of aluminum-doped titanium dioxide and testing the reaction of photocatalytic degradation of phenol in an aqueous suspension. Studies of the crystal structure of rutile anatase using XRD, XPS, Raman spectroscopy and EMF methods.
статья, добавлен 25.08.2017Investigation of the surface layer structure at high resolution. Study of surface morphology of treated detail. The use of electric-surface alloying components operating under conditions of friction and abrasionerosion wear and their restoration.
статья, добавлен 22.03.2016The recent work on Micro Aerial Vehicles (MAV) at the Institute of Aerospace Systems. Basics of MAV Research. Flightmechanical simulation. Wind tunnel tests. Overall controller system structure. The inertial measurement unit. On-Board computer structure.
творческая работа, добавлен 18.01.2014Study of field distribution in structures such as a gold lattice, a graphene layer, and a silicon substrate. Conditions of maximum electromagnetic field distribution by these structures for the purpose of using them in photonics and electronics devices.
статья, добавлен 24.02.2024Substantiation of expediency of enzymatic processing of canola meal for increasing its nutritional value. The role of enzymatic hydrolysis in reducing the amount of cellulose and hemicelluloses, increasing the amount of free phosphorus in rapeseed rape.
статья, добавлен 30.04.2018The role of coke gas cleaning in ensuring optimal operational productivity and compliance with environmental requirements in coke production. The influence of configurations and optimization of nozzle placement strategies on the quality of coke gas.
статья, добавлен 17.06.2024- 71. Variation of physico-chemical properties on the nature of filler in artificial marble production
The influence of the nature of the filler on the physicochemical properties of artificial marble. The results of studies on the influence of various fillers on strength, density, water absorption and other characteristics of the material are presented.
статья, добавлен 14.02.2025 Special supervisory control system responsible for the informative data acquisition about the current enterprise production and its control. The main SCADA. The general structure of SCADA. The Three main structure components modern SCADA-systems.
статья, добавлен 30.04.2019Проектирование современного технологического процесса монтажа, эксплуатации, технического обслуживания и ремонта универсально токарно-винтового станка с УЦИ. Назначение и область применения. Возможные неисправности, их причины и методы устранения.
дипломная работа, добавлен 04.06.2021Thermosetting plastics, their irreversible chemical reaction (polymerization), including the effects of temperature and time. Bringing the resin composition to a liquid state, forcing the liquid to flow into the cavity of the desired configuration.
статья, добавлен 10.03.2019The conductive nanocomposite films on the basis of reactionary copolymers received. The threshold of their percolation is determined. It was shown that its value depends on the size of specific surface of nanotubes and conditions of composite obtaining.
статья, добавлен 23.09.2016