649 Result(s)
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Article
Numerical simulation and experimental investigation of manufacturing route of directional casting super slab
We proposed a new technique route of directional solidification for the manufacture of super slab. A 7-t laboratory-scale thick slab was casted and characterised for trial. To further understand the process, t...
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Article
Effect of microalloying on wettability and interface characteristics of Zr-based bulk metallic glasses with W substrate
The infiltration casting method is widely employed for the preparation of ex-situ composite materials. However, the production of composite materials using this method must necessitates a comprehensive underst...
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Article
Preparation of yttrium oxide coating with enhanced thermal shock resistance on refractories used for titanium alloy melting and casting
In order to enhance the service life of refractories for melting and casting of titanium alloy, preparation of yttrium oxide coatings on the refractories surface is an effective solution. The improvement of th...
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Article
Fabrication and properties of lightweight zirconia with fine closed porosity
Lightweight refractory materials with thermal insulation properties and erosion resistance are advantageous for high-temperature applications. Lightweight zirconia refractories were prepared using starch as a ...
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Article
Effect of micro-Al2O3 powders on oxidation and corrosion behaviors of low-carbon MgO–C refractories
To solve the problem of poor high-temperature service performance caused by low carbonization of MgO–C refractories, low-carbon MgO–C refractories with excellent thermal shock, oxidation and corrosion resistan...
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Article
Wettability and corrosion behavior between alkaline slag from sodium smelting of vanadium–titanium magnetite and refractory substrates
The sodium smelting of vanadium–titanium magnetite can achieve the comprehensive utilization of Fe, V, and Ti. However, the generation of alkaline slag during this process may cause damage to refractory materi...
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Article
Influence of in situ formed spinel in bonding phase on mechanical properties and air permeability of magnesia–chrome porous purging materials
Magnesia–chrome porous purging plugs are crucial functional components to remove inclusions and stabilize the flow field during iron and steel smelting. However, practical applications of magnesia–chrome porou...
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Article
Effects of diamond particle size on microstructure and properties of diamond/Al-12Si composites prepared by vacuum-assisted pressure infiltration
Diamond/aluminium composites have attracted attention in the field of thermal management of electronic packaging for their excellent properties. In order to solve the interfacial problem between diamond and al...
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Article
Reaction mechanism between Al2O3–MgO refractory materials and rare earth high-carbon heavy rail steel
Submerged entry nozzle (SEN) clogging is a major problem affecting the production quality of rare earth steel, and finding a suitable refractory outlet can significantly reduce production costs. To explore the...
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Article
A thermodynamic model for predicting activity of CaO–SiO2–Al2O3–MgO–TiO2–V2O3–FeO slags during electric furnace smelting process
To optimize the comprehensive utilization of vanadium titanomagnetite by direct reduction-smelting processes, it is essential to acquire titanium slag with a higher TiO2 content of 45–60 wt.%. A thermodynamic mod...
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Article
Effect of Mg-treatment on transformation of oxide inclusions in X80 pipeline steel
In order to investigate the modification behavior and regularity of inclusions in X80 pipeline steel by Mg-treatment, the comparative industrial experiments of Mg-treatment and Ca-treatment in X80 pipeline ste...
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Article
Corrosion behavior of as-cast Al0.75CoFeCr1.25Ni high entropy alloy in 0.5 mol/L NaOH solution
The corrosion behavior of an Al0.75CoFeCr1.25Ni high-entropy alloy (HEA) in 0.5 mol/L NaOH solution was investigated using a series of electrochemical and analytical techniques, including X-ray photoelectron spec...
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Article
Leachability of potentially toxic elements from soils: New insights into coupled effects of acidification and freeze-thaw
Little was known about the leaching behavior of potentially toxic elements (PTEs) from soils under the interaction between freeze-thaw (F-T) cycle and the solutions of varying pH values. In this study, PTEs le...
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Article
Effect of Al content in molten steel on interaction between MgO–C refractory and SPHC steel
The effect of Al content in molten steel on the interaction between SPHC steel (0.005–0.068 wt.% Als and 19 × 10−4–58 × 10−4 wt.% O) and MgO–C refractory (11.63 wt.% C) was investigated. Non-metallic inclusions i...
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Article
The field-scale stabilization remediation and assessment of potential toxic elements based on the multi-source information from a Chinese Pb/Zn smelter contaminated site
Potential toxic elements (PTEs) generally co-existing in soils make a great challenge to the sustainable development and utilization of smelter contaminated sites. This study delved into the pollution characte...
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Article
Electronic-scale assessment of high-temperature oxidation mechanisms in a novel Fe-based alloy
The development of alloys with high antioxidation performance is limited by the ambiguous details of the oxidation mechanism. Here, based on the structures of internal oxides detected by high-resolution transm...
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Article
Characteristic, resource approaches and safety utilization assessment of non-ferrous metal smelting slags: A literature review
As an industrial byproduct of smelter operations, smelting slag has brought certain environmental issues including without taking safety precautions or using appropriate management. Through a thorough analysis...
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Article
Stability Analysis of Secondary Mining of Submarine Mine Under the Clam** Control of Fault and Fracture Zone
Sanshandao Gold Mine is the only undersea metal mine in China. To deal with the collapse and pum** of stopes and roadways caused by complex ore-rock occurrence conditions, the mine conducts filling and seali...
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Article
Machine learning-based performance predictions for steels considering manufacturing process parameters: a review
Steels are widely used as structural materials, making them essential for supporting our lives and industries. However, further improving the comprehensive properties of steel through traditional trial-and-err...
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Article
Effect of ferrotitanium slag on microstructure and properties of Al2O3–SiC–C castables for iron runner
Ferrotitanium slag (FS) is a waste slag produced during the smelting of ferrotitanium alloys by thermite reduction. Its alumina content is high and can be used as alumina raw material. Iron runner castables co...
