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Revista de Metalurgia
Scopus
ISSN 0034-8570 · Consejo Superior de Investigaciones Científicas · 1.593 artikel di indeks
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Artikel Jurnal
Investigate the mechanical behaviour of Inconel 825 and AISI 410 welding joints by laser welding
The present work aims to analyze the mechanical behaviour of laser-welded Inconel 825 and AISI 410 welded joints. The main goal of this study is to assess the Vickers microhardness, tensile properties, and metallurgical features (using SEM and EDAX) of welded joints under different operating…
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Valorization of zinc electrolysis residues as a secondary raw material for industrial and metallurgical applications
This study investigates the valorization of zinc electrolysis residues generated at the Trepça industrial facilities for their potential application in cement clinker production at the Sharrcem plant. These residues have been stockpiled for nearly 30 years in open environments, posing significant…
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Relationship between Microstructure, Corrosion, and Mechanical Degradation in P110 and N80 Drill Steels
This study provides a comprehensive examination of how corrosion impacts the structure-property relationships of P110 and N80 carbon steels, which are widely utilized for tubing and casing in the oil and gas industry. A multi-technique approach was employed, including optical microscopy, X-ray…
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Influence of Rotational Speed on the Microstructure and Mechanical Response of ECO-AZ31 Magnesium Tubes Processed by Friction Stir Extrusion from Recycled Chips
ECO-AZ31 magnesium alloy modified with 1 wt.% CaO, was investigated for the production of thinwalled tubes by Friction Stir Extrusion (FSE), employing recycled chips through solid-state consolidation. The study focused on the influence of tool rotational speed, ranging from 500 to 1000 rpm, on the…
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Enhancing Copper Coatings with Graphene Nanoplatelets by Electrodeposition
Copper–graphene nanoplatelet (Cu–GNP) composite coatings were electrodeposited onto nickelplated steel substrates using direct current (DC) and pulse reverse current (PRC) techniques. The influence of the deposition regime on microstructure, nanoplatelet incorporation, and mechanical performance…
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Influence of Cooling Rates on Microstructure and Mechanical Performance of High-Strength Steel SMAW Joints for High-Pressure Applications
This manuscript intends to carry out a comprehensive study on the microstructural evolution, mechanical properties and performance of DP780 dual-phase steel joints under the influence of the post-weld cooling rates during Shielded Metal Arc Welding (SMAW). DP780 has already been used for thin-gauge…
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Artikel Jurnal
Gold and Modern Hydrometallurgy: About fourteen decades of partnership
This year marks the 138th anniversary of the beginning of modern Hydrometallurgy. This milestone began in 1887 with the publication of the cyanidation patent by McArthur and the Forrester brothers, which represented a decisive step forward in the recovery of gold from gold-bearing ores. New…
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Validation of a Machine Learning–Assisted LIBS Model for Quantitative Steel Analysis
Laser-induced breakdown spectroscopy (LIBS) shows great promise for the rapid chemical characterization of materials. However, quantitative analysis of elements remains challenging due to strong matrix effects and the predominance of emission lines. In the present study, a machine learning–assisted…
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Performance Analysis of Laser Treated and Cryogenic Treated Solid Carbide Microdrill for Machining CFRP
The use of carbon-fiber-reinforced polymers (CFRPs) is common in high-performance engineering because it has a high strength-to-weight ratio and mechanical characteristics. Nevertheless, micro-holes of CFRP laminates are difficult to obtain in high-quality because of the destruction created by…
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Artikel Jurnal
Solvent Extraction of Copper from Sulfate Solutions Using Acorga OPT5510
This study used a solvent extraction technique with AcorgaOPT5510 extractant in kerosene to examine the extraction of copper ions from the actual leach solution produced after leaching malachite ore in sulfuric acid solutions. On the Cu/Fe separation factor and the effectiveness of copper…
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Artikel Jurnal
Electrodeposition and enhanced corrosion resistance of Zn-Ni alloy coatings with organic additives on low-carbon steel
Corrosion remains a critical challenge for numerous industrial sectors, leading to substantial economic losses worldwide. This study investigates the electrodeposition of Zn-Ni alloy coatings on low-carbon steel using sulfate-based baths, with and without the incorporation of organic additives such…
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Artikel Jurnal
The removal of toxic metals from liquid effluents by ion exchange resins. Part XIX: Chromium(III)/OH-/Dowex 1x8
The removal of chromium(III) from alkaline solutions by the anion exchange resin Dowex 1x8 was investigated. Several experimental variables were considered in this investigation: hydrodynamic conditions applied on the system, temperature, NaOH concentration in the aqueous feed and resin dosage…
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Artikel Jurnal
Gold extraction from oxide gold ores through glycine leaching
The use of glycine, a non-toxic and simple amino acid, has gained attention for gold extraction because of its selective dissolution of precious metals. This study explores gold extraction from oxide gold ore using non-analytical grade glycine at concentrations of 1-3 M and reaction times ranging…
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Effect of deformation temperatures on microstructure and mechanical properties in a hot rolled Si-Mn TRIP steel
A hot rolled Si-Mn TRIP steel was subjected to different deformation temperatures in austenite non-recrystallization region during thermo-mechanical processes. The microstructural characteristics were analyzed, and its effects on mechanical properties were investigated. The results show that lower…
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Investigating the influence of Silicon-Carbide reinforcement percentage on creep behavior in Aluminum-Based functionally graded material rotating discs: A finite element study
The effect of silicon-carbide reinforcement percentage on the creep behavior of a rotating disc with an aluminum base functionally graded material (FGM) has been investigated in the present study. Rotating discs are an essential part of industrial equipment. Usually, these discs work at high…
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Artikel Jurnal
Investigate the tribological behavior and wear characteristics of AA5128-Al₂O₃ composite through cryo-techniques
Metal matrix composites (MMCs) are employed in place of more traditional materials for cryo-techniques owing to their superior strength-to-weight ratio. Cryogenic temperature technology's impact on aluminium-reinforced alumina particulate (AA5128-Al2O3) metal matrix composite (MMC) has not been…
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Influence of hot extrusion in physical, mechanical and wear properties of AA8050-ZTA composite
In this study, an aluminum alloy (AA8050) matrix material was strengthened with zirconia-toughened alumina (ZTA) with varying weight percentages (0, 4, 8, 12) via powder metallurgy. The green pellet was sintered in an argon-controlled environment for less than 3 h at 580 °C after the ball-milled…
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Artikel Jurnal
Analysis of the η phase of the Al-Cu-Zn system and its relationship with τ' and α phases
In this study, a characterization analysis of a series of Al-Cu-Zn alloys was carried out, focusing on the relationship between the η phase and the surrounding phases. As part of this analysis, the nanohardness of the η phase was measured, along with its average perimeter and the contact perimeter…
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Artikel Jurnal
Predictive Modeling and Optimization of Abrasive Waterjet Drilling (AWJD) Parameters on AZ31B-Mg Alloy using Neural Networks and Grey Relational Analysis
Magnesium alloys are lightweight structural materials recognized for their exceptional strength-to-weight ratio, corrosion resistance, and superior bio compatibility, rendering them suitable for aircraft components, gearboxes, computers, mobile devices, automotive, biomedical, and electronic…
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Artikel Jurnal
Tribo-mechanical, microstructural and corrosive behaviour of recycled aluminium modified with chromium micro/nano particle-based composites
Recycled aluminium has received greater attraction in the past few decades but the presence of certain impurities often impacts the properties of these alloys. The presence of chromium is known to enhance the properties of aluminium alloys. The influence of nano powders into the recycled aluminium…
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