65 Result(s)
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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...
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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
Recombination zone and efficiency in bipolar single layer light-emitting devices: a numerical study
The efficiency of organic light-emitting devices (OLEDs) is closely related to the position and width of recombination zone (RCZ) in the emission layer. Based on the drift–diffusion theory of carrier motion in...
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Chapter and Conference Paper
Selection of optimal process parameters for gear hobbing under cold air minimum quantity lubrication cutting environment
Cold air minimum quantity of lubrication (CAMQL) in machining is a preferable alternative to conventional flood lubricating systems from the viewpoint of cost, ecology and human health issues. Therefore, it is...
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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
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
Grain size reduction and recording performance improvement by using NiW as a partial interlayer in CoCrPt/SiO2 recording medium
We report the effect of NiW, as an interlayer to partially replace Ru, on the microstructure, magnetic properties, and recording performance of CoCrPt/SiO2 perpendicular recording media. It was found that the ful...
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Chapter and Conference Paper
A Kind of Architecture and Key Technologies for Develo** Modular Robot
Modular robot technology is of great significance for develo** service robots and promoting its industrialization. This paper presents a kind of modular robot architecture which is composed of the Robot Oper...
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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
A resource enhanced HTN planning approach for emergency decision-making
Hierarchical resource reasoning is one of the key issues to successfully apply Hierarchy Task Network (HTN) planning into emergency decision-making. This paper proposes a Resource Enhanced HTN (REHTN) planning...
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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
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
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
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
Crystal structure and formation mechanism of the secondary phase in Heusler Ni-Mn-Sn-Co materials
In the present work, crystal structure and formation mechanism of the secondary phase in Heusler Ni-Mn-Sn-Co materials were investigated using X-ray diffraction, scanning/transmission electron microscopy and s...
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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
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
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
Formation mechanism of bimetal composite layer between LCS and HCCI
A low carbon steel (LCS)/high chromium white cast iron (HCCI) bimetal wear plate about 20 mm in thickness was prepared by liquid-liquid bimetal composite casting technology to substitute for the welding wear p...
