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Article
Mineralogical properties and co-sintering characteristics of fluxed iron ore with magnetite concentrates
To investigate the feasibility of co-sintering of fluxed iron ore with magnetite concentrates, the mineralogical properties of a novel fluxed iron ore were studied using particle size analysis, microscopic mor...
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Article
A review of surface roughness measurements based on laser speckle method
Surface roughness is commonly used to characterize material microstructure during processing, and accurate measurement of surface roughness is the premise and foundation of machining. Therefore, online non-des...
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Article
The influence of adding niobium and vanadium on hydrogen diffusion in 22MnB5 hot stam** steel
Adding alloying elements is always considered as an effective method to enhance the resistance against hydrogen embrittlement in steels. Nb and V were added into 22MnB5 hot stam** steel, and then their influ...
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Article
Effect of extrusion temperature on microstructure and tensile properties of Mg–Gd–Er–Zn–Zr alloy containing LPSO phase
The Mg–1Gd–0.75Er–0.5Zn–0.18Zr (at.%) alloy with long-period stacking ordered (LPSO) phase was prepared by metal mold casting and hot extrusion. The extruded samples had a typical bimodal microstructure. The d...
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Article
Numerical and Experimental Parametric Study on the Mechanism of Web-War** in Chain-Die Forming with Variable Cross-Section
Chain-die forming is a new sheet metal forming process, which can be used to produce complex and variable cross-section UHSS automotive structural parts. In this paper, the web-war** and the longitudinal str...
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Article
Open AccessMid-air gestures for in-vehicle media player: elicitation, segmentation, recognition, and eye-tracking testing
There was a problem of great distraction in traditional touch interactive operation of in-vehicle information interface, but the application of gesture recognition technology on in-vehicle system improved this...
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Article
Effect of volume fraction and mechanical stability of austenite on ductility of medium Mn steel
A hot-rolled medium Mn (0.2C5Mn) steel is annealed at 650 °C to produce an ultrafine-grained duplex microstructure with different austenite volume fractions by austenite reverted transformation (ART) annealing...
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Article
Effects of casting current on structure and properties of a nanostructured Zr–Cu–Fe–Al bulk metallic glass
The effects of casting currents on the thermophysical behaviors, atomic and nanoscale structure, and mechanical properties of two Zr-based-bulk metallic glasses, i.e., Zr59Cu33Al8 and Zr59(Cu0.55Fe0.45)33Al8, wer...
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Article
Coking properties of thermal soluble constituents of coals by N-methyl-2-pyrrolidone solvent
Four types of coals, KL, XB, ZS and GD with different coal ranks, were dissolved with the organic solvent N-methyl-2-pyrrolidone at 350 °C and around 3.0 MPa pressure to obtain thermal soluble constituents (TSCs)...
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Article
Thermogravimetric study of combustion of biomass and anthracite coal by iso-conversional method
The combustion characteristics of biomass, anthracite coal and their blends were investigated using thermogravimetry, and the kinetic parameters and combustion reaction mechanisms were tested by combining the ...
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Article
Micro convexity elimination of tungsten carbide in electrical discharge milling for lens moulds
Electrical discharge milling (ED milling) using spherical electrode is considered to fabricate tungsten carbide (WC) lens moulds for high volume and cost efficient mass production comparing with hemispherical ...
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Article
Two-phase flow pressure drop of liquid nitrogen boiling in the straight section downstream of U-bend
The gas-liquid (two-phase) flow pressure drop of liquid nitrogen boiling in the straight section downstream of U-bend is investigated experimentally. The mass flux ranges from 32 to 280 kg/(m2· s). The inlet pres...
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Article
Application and Experiment on the Least-action Principle of Explosive Welding of Stainless Steel/Steel
In nature, many physical phenomena follow the least-action principle, which is also abided by the course of explosive welding of stainless steel/steel. The optimal welding interface can be obtained with the le...
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Article
Automatic wireless power supply system to autonomous underwater vehicles by means of electromagnetic coupler
With the aim of sending electric power to autonomous underwater vehicles (AUVs), an automatic wireless power supply system by means of electromagnetic coupler was proposed. An equivalent circuit of the electro...
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Article
Simulation of Strip Rolling Using Elastoplastic Contact BEM With Friction
With rollers as elastic bodies and workpieces as elastoplastic bodies, the rolling problem can be viewed as a friction elastic-plastic contact problem. With fewer assumptions in the simulation of strigrolling ...
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Article
Combustion Characteristics of Polyethylene and Coal Powder at High Temperature
To study the combustion characteristics of the polyethylene (PE) particle and coal powder at blast temperature of the blast furnace, the contents of CO and CO2 of off-gas during the combustion of PE particle and ...
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Article
Effect of Cryogenic Treatment on Property of 14Cr2Mn2V High Chromium Cast Iron Subjected to Subcritical Treatment
Effect of cryogenic treatment on the microstructure, hardening behavior and abrasion resistance of 14Cr2Mn2V high chromium cast iron (HCCI) subjected to subcritical treatment was investigated. The results show...
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Article
Modeling of Incubation Time for Austenite to Ferrite Phase Transformation
On the basis of the classical nucleation theory, a new model of incubation time for austenite to ferrite transformation has been developed, in which the effect of deformation on austenite has been taken into c...
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Article
New Application of Stainless Steel
Several rigid substrates such as stainless steel, titanium alloy, aluminum alloy, nickel foil, silicon, and sodium lime glass have been employed for manufacturing high quality TiO2 films by metal organic chemical...