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Journal of Mining and Metallurgy. Section B: Metallurgy
Scopus
ISSN 1450-5339 · University of Belgrade, Technical Faculty, Bor · 764 artikel di indeks
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Extraction and recovery of zinc, potassium, and sodium from blast furnace dust by ultrasonic-assisted ammonia leaching
To efficiently recover valuable elements (Zn, K, Na) from blast furnace dust (BFD) and address issues such as alkali metal enrichment and disrupted furnace operation caused by its direct reuse, ammonia leaching experiments were conducted in this study using an $ \mathrm{NH_3} $·$ \mathrm{H_2O} $– $…
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Optimization of smelting process of magnesium based on machine learning
The traditional magnesium reduction process consumes a significant amount of energy, which contradicts China’s green and low-carbon development goals. Therefore, exploring more energy-efficient methods is crucial for environmental protection. The magnesium reduction rate is influenced by several…
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Influence of growth velocity v and temperature gradient G on the interlamellar spacing λ of FeC unidirectionally crystallized eutectic
The paper presents the results of investigations concerning the influence of growth velocity (v) and temperature gradient (G) on the interlamellar spacing (λ) in an irregular iron-carbon (Fe-C) eutectic unidirectionally crystallized. The aim of this study was to verify the growth model of D.J…
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Structure, mechanical properties, and corrosion resistance of low-nickel nitrogen-alloyed austenite stainless steel
This study investigates the structure, mechanical properties, and corrosion resistance of low-nickel nitrogen-alloyed austenitic stainless steels (Cr17Mn9Ni3N, 05Cr18Mn10Ni3N) as cost-effective alternatives to conventional AISI 304L and AISI 321 grades. The alloys were produced by vacuum induction…
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Effects of scanning speed on mechanical, wear property, and corrosion behavior of CP-Ti fabricated by the selective laser melting technique
In this study, CP-Ti was prepared using the selective laser melting (SLM) technique to systematically investigate the effect of scanning speed on microstructure, mechanical properties, wear properties, and corrosion behavior. The optimum relative density of 99.87±0.12% was achieved at a scanning…
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Aluminium thermal reduction process for preparing ferrosilicon and alumina from fly ash
There has been a focus on environmental protection and the recycling of solid waste resources, particularly fly ash and aluminum dross. Efforts to utilize fly ash efficiently have increased. In this paper, a process is introduced for producing alumina-rich slag and ferrosilicon alloy through…
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Influence of holding time during rapid tempering after rapid austenitization on the microstructure and mechanical properties of low carbon steel
The rising demand for high-quality steel in construction, automotive, and other industrial sectors presents significant challenges, particularly regarding energy consumption and CO₂ emissions from large-scale production. This study explores the use of rapid tempering as a heat treatment strategy to…
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Investigating the Al-Cr-La ternary system: Al-rich corner phase equilibria at 600°C
The phase equilibria of the ternary Al-Cr-La system were investigated in the Al-rich corner at 600° C, with a minimum Al content of 98.77 at.%. The formed phases, transformation temperatures (specifically liquidus and solidus), and microstructure evolution were experimentally determined by…
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A comparative study of mechanical behaviour of heat-treated 3D printed In-718 and ASTM F75 alloys across multiple length scales
The hardness and strength of many alloys often differ when measured at the nano, micro, and macroscopic scales. Therefore, it is essential to study the mechanical behavior of important alloys across a wide range of length scales. In this work, we present a scenario in which two industrially…
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Phase and roughness analysis of nanocrystalline coatings based on 310S steel with aluminum additions
Aluminum alloying is commonly used to improve high-temperature oxidation resistance. In this study, Al was incorporated into nanocrystalline coatings produced by magnetron sputtering of 310S chromium–nickel steel. The effect of this addition on the phase composition and morphology of the coatings…
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Optimizing calcium additions for a strength-corrosion resistance balance in squeeze-cast Zn-Al-Cu-Mg alloys
In this study, squeeze-cast Zn–Al–Cu–Mg alloys with varying Ca additions (0, 0.5, 1.0, and 1.5 wt.%) were investigated to evaluate the combined effects of microstructural evolution on mechanical and corrosion performance. Microstructural analysis showed a transition from coarse Zn-rich dendrites in…
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Microstructure and hardness of bi-modified magnesium AZ31 alloys subjected to severe plastic deformation
Magnesium alloys are known as attractive materials because of their low density and good thermal conductivity. However, compared to competing metallic materials such as aluminum alloys, magnesium alloys have lower strength. Among different methods introduced for strengthening metallic materials…
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Antimony recovery by hydrometallurgy - emphasis on recovery from leach solutions
Antimony (Sb) is listed as a critical raw material in both Europe and the USA. Pyrometallurgical and hydrometallurgical methods are used for its recovery from raw sources. Hydrometallurgy is considered a suitable technology when Sb sources are low-grade ores or technogenic waste. After a brief…
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Effect of adsorption of surfactant mixtures on wettability of sintering dust
In order to improve the wettability of sintering dust, we investigated the action mechanism of Triton X-100 (TX-100), which synergizes with Dodecyl Trimethyl Ammonium Bromide (DTAB). The settling times of nine different types of surfactants were measured, and the optimal ratio of cationic and…
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Microstructure changes in welded duplex stainless steel and their effects on hardness and corrosion resistance
Duplex stainless steels (DSS) are extensively used in various applications because of their favorable properties, which result from equal proportions of the two phases, ferrite and austenite, along with specific percentages of alloying elements. These combined characteristics provide the materials…
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Effect of reduction ratio on die fill-out and hardness profile of cold-drawn polygonal rods made of acid resistant steel X6CrNiTi18-10
The study investigates the effect of the reduction ratio on strain hardening efficiency and load during the drawing process of austenitic acid-resistant steel X6CrNiTi18-10. The focus is on optimizing geometry-related process conditions to achieve the highest quality and productivity when drawing…
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Constitutive analysis of Cu-DHP alloy during hot compression
The hot deformation behavior of the deoxidized high-phosphorus copper (Cu-DHP) was investigated during compressive deformation at a wide deformation temperature range of 200 to 1000°C and strain rates ranging from 0.0005 to 0.4$\mathrm{s}^{-1}$. The flow curves related to the hot working regime…
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Studying the structure and properties of quasi high-entropy alloys of the Fe-Co-Cr-Ni-Mn-Nb system with Mo additives
The paper presents the results of studying the structure, hardness and wear resistance of quasi high-entropy alloys of the Fe-Co-Cr-Ni-Mn-Nb system with Mo additives. As a result of the study, it was shown that quasi high-entropy alloys of the Fe-Cr-Mn-Ni-Co-Nb system smelted with partial use of…
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Enhancing corrosion resistance and structural properties of $ \ce{Ni-TiO2} $ composite coatings: The impact of SDS surfactant
$\ce{Ni-TiO2}$ composite coatings are promising materials for enhancing the corrosion resistance and structural properties of steel substrates in various industrial applications. Corrosion remains a major issue for steel components, prompting the need for effective protective coatings. This study…
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Gold recovery and migration mechanism in the copper smelting and converting
The gold embedded in the copper concentrate is enriched in the matte phase during copper smelting and transferred into blister copper during subsequent processing, via which the gold was recycled. In the copper smelting, gold dissolved and appeared as Au (Ⅲ) in the formed gold-matte solid solution…