Abstract: Combined with XRD, XPS, SEM-EDS and ICP-OES characterizations, the phase composition and morphology of acid ammonium salt precipitation vanadium products under different pH values were studied; also the migration and transformation behavior of V, Fe and Mn were analyzed when the pH value of vanadium...
Abstract: In combination with the national strategic deployment of the 14th Five-Year Plan, based on the enterprise resource background and the downstream market demand, this paper proposes to prepare spherical titanium carbide (TiC) nanopowder through the short process of molten salt method. The process does...
Abstract: To make full use of the valuable elements in high titanium blast furnace slag, the physical and chemical properties were analyzed. The method of hydrochloric acid hydrothermal leaching was proposed to separate Ca and Mg elements from high titanium blast furnace slag. And the influence of reaction co...
Abstract: In the production of titanium dioxide by sulfate process, obtaining rutile titanium dioxide with suitable particle size through different salt treatments and high-temperature calcination of metatitanic acid is the basis for preparing titanium pigments. Aluminum salt treatment is currently one of the...
Abstract: The research progress of vanadium extraction from stone coal vanadium ore by roasting was reviewed. The possible application scenarios of roasting process were discussed. The advantages and disadvantages of different roasting processes were discussed through examples. The development status and indu...
Abstract: In this paper, submicrometer porous Li3V2(PO4)3 (LVP)/C composites with different carbon contents were successfully prepared by a modified sol-gel combustion method by changing the amount of glucose added. The effects of glucose addition on the structure, morphology and electrochemical properties of...
Abstract: The bimetallic structure composed of IN625 nickel-based high-temperature alloy with excellent high-temperature properties and lightweight and high-strength TC4 titanium alloy has broad application prospects in the aerospace field. However, due to the large differences in physical and chemical proper...
Abstract: A continuum model for alloy solidification was used to simulate the temperature evolution, solute distribution, liquid flow, and self-induced magnetic field during VAR process for titanium alloys. The work reveals the influence of self-induced magnetic force and/or buoyancy force on the melt flow an...
Abstract: Biomedical porous Ti-5Cu alloys were prepared by mechanical ball milling and space holder method through vacuum sintering. The metal powders ball milled with different time were analyzed by scanning electron microscopy, X-ray diffractometer and laser particle size analyzer, and the effects of ball m...
Abstract: In the present study, the compression experiments with compression deformation of 10%, 20%, 30%, 50% and 70% were carried out for the nearly α type TA18 titanium alloy bars after radial precision forging and hot rolling. The bars were subsequently annealed for 2 hours at 510 ℃. The influence of comp...
Abstract: Spherical Li4Ti5O12 anode materials were prepared by high temperature solid phase method, and the effects of different titanium sources on the properties of Li4Ti5O12 anode materials were investigated. The structure and morphology of the prepared materials were characterized by XRD and SEM, and the ...
Abstract: In order to realize the secondary recycling and separation of Al-Ti alloys, the dealloying of Al-Ti alloys was studied with 1-butyl-3-methyl imidazolium chloride (BMIC)-aluminum chloride (AlCl3) as the electrolyte and Ti-Al alloys as the sacrificial anode. Cyclic voltammetry, potentiodynamic polariz...
Abstract: Simulating different operating conditions the corrosion resistance of titanium welded pipe in tap water, 5% magnesium chloride aqueous solution, seawater and 10% sulfuric acid solution soaked for a long time was studied through macro-size detection, metallographic analysis and mechanical properties ...
Abstract: In order to solve the problems of land resources waste and environmental pollution caused by accumulation of vanadium extraction tailings, two kinds of vanadium extraction tailings were studied in this paper. Biomass was used as reducing agent for high temperature reduction experiment, and the compo...
Abstract: Using solid steel slag as raw material, steel slag with different particle sizes was prepared by air quenching after high-temperature remelting in an electric arc furnace. the differences and similarities of air-quenched steel slag with different particle sizes in terms of phase composition, microst...
Abstract: In order to explore the feasibility of using titanium gypsum and titanium slag to prepare low clinker cement and study its hydration characteristics, 10 groups of cement were prepared with titanium gypsum, titanium slag and cement clinker as the main raw materials and sodium silicate as the activato...
Abstract: In the case of sanding of a titanium flotation inclined plate in Panxi area, the conventional process of “first floating sulfur and then enriching cobalt sulphide” and the recovery of sulphides with the conventional reagent “Butyl xanthate +2# oil” were adopted, the low recovery of cobalt sulphide i...
Abstract: In view of the problems of low yield, poor strength and high energy consumption in the sintering process of vanadium titanomagnetite, a new sintering technology of preformed calcium ferrite is proposed in this paper, and its feasibility and theoretical basis are revealed through the tablet sintering...
Abstract: For the research object of flexible thin slab rolling (FTSR) funnel-shaped mold, a three-dimensional (3-D) multi-field coupling mathematical model was established for describing the electromagnetic braking (EMBr) continuous casting process. To investigate the metallurgical effect of Ruler-EMBr devic...
Abstract: In this paper, Gleeble3800 thermal simulation test machine was used to conduct high temperature tensile and high temperature compression experiments on high magnetic induction oriented silicon steel billets. The influence of temperature on high temperature mechanical properties (tensile strength and...
Abstract: The Gleeble-3800 thermal simulation testing machine was used to investigate the thermal deformation behavior and structure transfer law of GH5188 superalloy. In the isothermal compression test, the relevant data of stress in the range of deformation temperature of 980～1230 ℃, strain rate of 0.01～10 ...
Abstract: Vanadium and nitrogen can effectively improve the comprehensive performance of Nb-V microalloyed high strength seismic reinforcement. The microstructure of three kinds of Nb-V microalloyed high-strength seismic reinforcement bars with different vanadium and nitrogen contents was characterized and te...
Abstract: Iron-based biodegradable metal material is one of the most potential materials to replace permanent vascular stents. The slow degradation rate is the main problem hindering its development. Many researchers optimized its biocompatibility, corrosion and degradation behaviors, mechanical properties an...
Abstract: Considering lightweight requirement and forming process characteristics of chassis structural parts, a complex alloying system of C-Si-Mn-Nb-Ti-Mo elements had been designed in order to achieve a better performance of weldability, second phase precipitation and bainite transformation at intermediate...
Abstract: This paper performs thermal compression studies on GH4065A samples from a sample disk that is obtained from an industrial plant and has undergone VIM+ESR+VAR and homogenization. This study reveals the impact of thermal compression parameters such as deformation temperature, strain rate and engineeri...
Abstract: The composite inclusions of MnS-Al2O3 in high-speed railway wheel steel can reduce the effect of Al2O3 on fatigue properties of wheel steel. In this study, the types of inclusions in wheel steel were determined as MnS, Al2O3 and MnS-Al2O3 composite inclusions by testing wheel steel prepared in labor...
Abstract: In order to study the microstructure, wear resistance and corrosion resistance of vanadium microalloyed cast magnesium alloy for automobile, different contents of alloy element vanadium were added into the cast Mg-9Al-1Zn magnesium alloy, and the microstructure, wear resistance and corrosion resista...
Abstract: A new model for predicting rheological stresses based on particle swarm optimization BP neural network is proposed for 0Cr17Ni4Cu4Nb stainless steel as an example. Based on the quasi-static (0.001 s−1) compression testing data at room temperature and the impact testing data at four temperatures (25,...
