38 Result(s)
within
English
Manufacturing, Machines, Tools, Processes
Physical Chemistry
Hong** Wei
Engineering
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Article
Interface associativity and energy absorption capability of anti-vibration porous Al-MM alloy core with iron alloy skin structures
The interface associativity and energy absorption capability of composite structure with anti-vibration porous Al-MM (cerium-rich mischmetal) alloy core and iron alloy skin were investigated. Porous aluminum c...
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Article
Evolution of MnS inclusions in Ti-bearing X80 pipeline steel
Studies show that manganese sulfide (MnS) inclusions in pipeline steel affect the lateral performance of steel in its rolling deformation, as well as the hydrogen-induced cracking and sulfide stress corrosion ...
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Article
Effect of vanadium on modification of inclusions in Mn- and Si-deoxidized steel during heat treatment at 1473 K
The effect of vanadium (V) on the modification of oxide inclusions in steels with different concentrations of Mn, Si, and V was determined before and after heat treatment at 1473 K. Changes in the morphology, ...
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Article
Structures and electrochemical performances of as-cast and spun RE-Mg-Ni-Mn-based alloys applied to Ni-MH battery
The RE-Mg-Ni-Mn-based AB2-type La1−xCexMgNi3.5Mn0.5(x = 0−0.4) alloys were prepared by spinning treatment. For obtaining the optimum performance, the effects of Ce content and spinning rate on the hydrogen storag...
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Article
Hydrogen storage thermodynamic and kinetic characteristics of PrMg12-type alloys synthesized by mechanical milling
To improve the hydrogen storage performance of PrMg12-type alloys, Ni was adopted to replace partially Mg in the alloys. The PrMg11Ni+x wt. % Ni (x = 100, 200) alloys were prepared via mechanical milling. The pha...
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Article
Numerical simulation of gas-powder flow in a slot-plug mixing chamber
The slot plug is an important functional element for bottom-injection technology of powders and greatly influences the smooth operation of this technology. The mixing chamber is an important part of the slot p...
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Article
Effect of δ phase on mechanical properties of GH4169 alloy at room temperature
Tensile tests of GH4169 alloy were performed at room temperature. Different fractions, distributions and shapes of δ phase was prepared by aging treated at 880 °C, 930 °C and 980 °C for 5 h or 10 h. The effect...
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Article
Effect of nickel on formation mechanisms of silico-ferrite of calcium and aluminum (SFCA)
Under the pressures of both the decrease of high-grade high-quality iron ore resources and the increase of raw material costs, the iron and steel enterprises in China turn to adopt iron ores which contain spec...
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Article
Combustion Property and Kinetic Modeling of Pulverized Coal Based on Non-Isothermal Thermogravimetric Analysis
Non-isothermal combustion kinetics of two kinds of low volatile pulverized coals (HL coal and RU coal) were investigated by thermogravimetric analysis. The results show that the combustibility of HL coal was b...
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Article
Healing Behavior of Micropores in Powder Metallurgy 316L Stainless Steel during Hot Forging and Heat Treatment
The healing behavior of micropores in powder metallurgy (P/M) 316L stainless steel during hot forging and subsequent heat treatment was studied. The results showed that hot forging can improve the homogeneity ...
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Article
Mechanism of Strength Improvement of Magnetite Pellet by Adding Boron-bearing Iron Concentrate
The mechanism of improving compressive strength of magnetite pellet by adding boron-bearing iron concentrate was studied. Boron-bearing iron concentrate and magnetite were mixed, pelletized and roasted under d...
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Article
A Comparison Study on Corrosion Resistance of 430 Stainless Steel Surfaces Modified by Alkylsilane and Fluoroalkylsilane SAMs
The self-assembly monolayers (SAMs) of n-dodecyltriethoxysilane (DTES) and 1H, 1H, 2H, 2H-perfluorodecyltriethoxysilane (PFDS) on the surface of the 430 stainless steel (430SS) were prepared and their corrosion p...
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Article
Prediction of Activities in Fe-Based Ternary Liquid Alloys by Hoch-Arpshofen Model
Thermodynamic properties for an alloy system play an important role in the materials science and engineering. Therefore, theoretical calculations having the flexibility to deal with complexity are very useful ...
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Article
Mixed State and High Effective Utilization of Pilbara Blending Iron Ore Powder
Pilbara blending iron ore powder (PB powder) is blending ores with good and poor quality iron ores, so how to use PB power effectively is a problem. The self-characteristics of PB powder and its single-compone...
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Article
Effect of CaCl2 on RDI and RI of Sinter
On the premise of maintaining the reducibility of sinter unchanged, it is of great significance to reduce the RDI (reduction degradation index) of sinter, which will improve the permeability of blast furnace b...
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Article
Precipitation Behavior and Its Strengthening Effect of X100 Pipeline Steel
Using TEM (transmisson electron microscopy), electron diffraction, EDX (energy dispersive X-ray) analysis and physicochemical phase analysis, the morphology, crystal structure, size distribution and chemical c...
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Article
Investigation of the Hot Plasticity of Duplex Stainless Steel
Hot plasticity of a nitrogen alloyed 25Cr-7Ni-4Mo duplex stainless steel was investigated. The results indicate that the main factors affecting the hot plasticity of duplex stainless steel are listed as follow...
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Article
Preparation of nanocrystalline 430L stainless steel by HEBM and SPS
Preparation of nanocrystalline 430L stainless steel by both high-energy ball milling and spark plasma sintering technique has been investigated. The results have shown that the hardness can be improved markedl...
