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Article
Aluminum, titanium and oxygen control during electroslag remelting of stainless steel based on thermodynamic analysis
Experimental investigation and thermodynamic calculation were carried out to study the effect of slag on alloying elements during electroslag remelting with develo** a thermodynamic model to control titanium...
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Article
Insights on pretreatment of Indian hematite fines in grate–kiln pelletizing process: the choice of grinding processes
Indian hematite fines are normally characterized by high iron grade and minor impurities, which are usually used for sinter fines. With macroscale operations technology of blast furnace in Indian, pellets, as ...
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Article
Effect of vacuum level on microstructure and mechanical properties of titanium–steel vacuum roll clad plates
Vacuum roll cladding (VRC) was used to bond pure titanium (Ti) plate to a plain low carbon steel (Q345) with the aim of obtaining a high-quality Ti–steel clad plate. The effect of interfacial compound on the m...
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Article
Microstructure and texture evolution during recrystallization of low-carbon steel sheets
Aluminum killed low-carbon steel sheets were cold rolled at different reduction ratios and annealed using different temperatures and holding time. The Vickers hardness was examined. The results show that when ...
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Article
Deformation Behavior of Ti-5.6A1-4.8Sn-2.0Zr-1.0Mo-0.35Si-0-85Nd Alloy in β/Quasi-β Forging Process
The hot deformation behavior of Ti-5.6A1-4.8Sn-2.0Zr-1.0Mo-0.35Si-0.85Nd alloy in β/quasi-β forging process was studied using isothermal compression tests over temperature range from 1040 °C to 1100 °C and str...
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Article
Chromium Recycling from Argon-oxygen Decarburization Dust in Hot Metal Pre-dephosphorization Process
The chromium recycling from the stainless steel dust of an argon-oxygen decarburization (AOD) furnace during a hot metal pretreatment process was investigated. Experiments at different temperatures or with dif...
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Article
Wear Mechanism of Iron-based Alloy Coating by Arc Spraying
The arc spraying technique was adopted to prepare three types of iron-based coatings including 08Mn2Si, 4Cr13, and 65Mn. Meanwhile, the metallurgical microscope and scanning electron microscope (SEM) were used...
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Article
Influence of Mechanical Activation on Acid Leaching Dephosphorization of High-phosphorus Iron Ore Concentrates
High pressure roll grinding (HPRG) and ball milling were compared to investigate the influence of mechanical activation on the acid leaching dephosphorization of a high-phosphorus iron ore concentrate, which w...
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Article
Effects of steel teeming in new slide gate system with electromagnetic induction
Steel teeming time is a very important parameter in the new slide gate system with electromagnetic induction (called electromagnetic steel teeming system), and how to shorten this time is a key to realize appl...
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Article
Magnetic properties of nanocrystalline powder cores fabricated by mechanically crushed powders
Fe73.5Cu1Nb3Si15.5B7 nanocrystalline powder cores with different particle sizes ranging from 10 to 125 µm were fabricated by cold-pressing techniques. The cores exhibited increased core loss Pcv and decreased ini...
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Article
Nickel release rate of several nickel-containing stainless steels for jewelries
Nickel-containing stainless steels have been widely applied in watch and jewelry production, and their responses to the Nickel Directive become a universal concern in the industry. The nickel release rates and...
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Article
Effect of Magnesium on Evolution of Oxide and Sulphide in Liquid Iron at 1873 K
To reveal the effects of magnesium on the evolution of oxide and sulphide inclusions in liquid iron, both thermodynamic calculations and deoxidization experiments were carried out. The samples extracted from t...
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Article
Magnetic Properties of FeSiBC Amorphous Alloy Powder Cores Using Mechanical-Crushed Powder
The FeSiBC amorphous powder cores were fabricated using powders of the FeSiBC amorphous ribbons which were mechanically crushed for a short time, and the relationship between magnetic properties and powder par...
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Article
Effect of Heat Treatment on Corrosion Behaviour of Amorphous Metal Fibers
Amorphous metal fiber has high corrosion resistance and excellent mechanical properties, making it a kind of good material for reinforcing concrete matrix. The effect of heat treatment on the corrosion behavio...
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Article
Corrosion Resistance and Semiconducting Properties of Passive Films Formed on 00Cr13Ni5Mo2 Supermartensitic Stainless Steel in Cl− Environment
The semiconducting properties of passive films grown on 00Cr13Ni5Mo2 supermartensitic stainless steel were investigated in comparison with conventional 2Cr13 martensitic stainless steel. Cyclic voltammetry and...
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Article
Magnetic Properties of Nanocrystalline Powder Cores Using Mechanically Crushed Powders
Toroidal shape FeCuNbSiB nanocrystalline alloy powder cores were prepared by cold pressing using mechanically crushed and ball-milled powders, respectively. The morphologies and their effects on the magnetic p...
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Article
Impact Toughness of an NM400 Wear-Resistant Steel
An NM400 wear-resistant steel was hot rolled and then the plates were heat-treated by direct quenching and tempering (DQT) and reheat quenching and tempering (RQT) techniques, respectively. The Charpy impact t...
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Article
Microstructure of a Variety of Cokes After Alkali Enrichment
It is difficult to distinguish tam** coke and top charging coke by conventional testing methods, such as cold strength, abrasion resistance, reactivity and strength after reaction. Some of tam** coke s pro...
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Article
Limit Analysis of Defect-Free Pipe Elbow Under Internal Pressure With Mean Yield Criterion
With mean yield (MY) criterion, an analytical solution of the collapse load for a defect-free pipe elbow under internal pressure is first obtained. It is a function of ratio of thickness to radius t0/r0, strain h...
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Article
Effect of Modification Treatment for Reduction of Dephosphorization Slag in Hot Metal Bath
To extract the valuable elements from the steel slag, a novel approach has been proposed by modification treatment to provide the stronger driving forces and accelerate the reduction. Three types of dephosphor...