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Archives of Metallurgy and Materials
ISSN 2300-1909 · Polish Academy of Sciences · 3.039 artikel di indeks
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Recovery of Yttrium from Strong Acidic Sulphate Leach Solutions of Phosphate Rock Resources Using a Novel Acidic Phosphorus Extractant
A novel acidic phosphorus extractant (NAPE) was utilized to directly extract yttrium from highly acidic sulfate leach solutions derived from phosphate rock resources. The results indicated that the application acidity of NAPE exceeded those of the commonly used phosphate esters (P204, P507 and…
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Gradient Path Functionally Graded Materials Fabricated by DMD using SS316L and IN625 Powders
Additive Manufacturing (AM) is a layer-by-layer material addition process. Direct Metal Deposition (DMD) is one of the metal powders feeding AM methods. It can produce Functionally Graded Material (FGM) used in extreme service conditions. Two gradient path FGM blocks were deposited by a continuous…
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Empirical Evaluation of Post Treatment Effect on Mechanical and Surface Characteristics of 3D Fabricated Fiber Reinforced Polymer Composite
Material extrusion additive manufacuring (MEAM) is a universally adopted additive manufacturing (AM) process for fabricating custom-designed fiber-reinforced thermoplastic composite items; providing affordability, rapid production, and reduced material waste. However, the significant limitations…
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Dual-Objective Optimization of PBF-LB Process via Energy Density Control
This study introduces a dual-objective optimization framework for the laser powder bed fusion (PBF-LB) of TC11 titanium alloy, designed to concurrently mitigate deformation and improve densification. A multiphysics finite element model, which incorporates temperature-dependent material properties…
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Enhancement of Exothermic Characteristics Through Nickel Displacement Plating on Aluminum Powder Depending on pH and Particle Size Variables
Aluminum (Al) powders are attractive fuel additives for energetic materials, but their native Al2O3 shell suppresses exothermic reactivity. Here, we replace this oxide layer with a nickel (Ni) coating produced by displacement plating. After HF‐based etching to strip the oxide, Ni was deposited at…
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Box-Behnken Based Analysis of Slag Consumption in Submerged Arc Welding of High Strength Low Alloy Steel
The present research work involves the placing of a small quantity of molten steel into the gap among the components to be connected, subsequently positioning them together during solidification. The heat sources utilized in the welding process include the electric arc. The result is a variant of…
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Influence of Carburizing on Surface Layer of M50 NiL Steel for Bearing Applications
M50NiL steel is a low carbon alloy steel known for its strength, toughness, and superior wear and corrosion resistance at high temperatures. These beneficial properties lead to its widespread use in the aerospace industry. This study aims to clarify how different carburization temperatures and…
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Tailoring Pellet Performance Via Biomass Additives: Strength Enhancement and Microstructural Modulation
Against the backdrop of dwindling energy supplies and escalating environmental pressures in ironmaking, low-carbon ironmaking technologies have garnered significant research attention. This study centers on developing blast furnace biomass composite pellets from carbon-neutral biomass and…
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Optimization of Ceramic Refractory Materials for Impact Pads in Tundish Systems for Continuous Steel Casting
Increasing demands on cast steel quality and the need to reduce carbon footprint drive the development of new refractory materials. A ceramic composition was developed for spherical tundish impact pads to ensure dimensional stability and resistance to erosion and corrosion. It consists of a…
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Analysis of Crack Failure in Q490RW Steel Welded Joints for Crude Oil Storage Tanks
This study investigates cracking in Q490RW steel welded joints of a 150,000 m3 ultra-large crude oil storage tank. Through metallographic, SEM-EDS, and EBSD analyses, the failure mechanism was attributed to synergistic effects of base metal defects and welding process mismatches. Key factors…
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Activity Prediction by Modified Molecular Interaction Volume Model in Au-Sn Based Liquid Alloys
The Modified Molecular Interaction Volume Model (M-MIVM) was applied to predict component activities in Au-Sn based liquid alloys. Activity data from nine binary alloy systems (Au-Bi, Au-Cu, etc.) were fitted to predict activities in four ternary systems (Au-Bi-Sn, Au-Cu-Sn, Au-Sb-Sn, Au-Sn-Zn)…
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Analysis of the Influence of Tool Modifications on the Single-Point Incremental Forming Process of CP-Ti Gr 2 and Ti-6Al-4V Titanium Sheets
This study focuses on the influence of modifications of the material and geometry of the forming tool on the process of single-point incremental forming of titanium sheets CP-Ti Gr 2 and Ti-6Al-4V. The aim of the research was to analyze the influence of variants of the tool material and…
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Microstructural and Mechanical Evolution of AA6063/WC Composites under Aging and Rolling Conditions
This study aims to refine a rheo-stir casting method for producing aluminium alloy 6063-based metal matrix composite reinforced with tungsten carbide at varying concentrations ranging from 0.2% to 1% by weight. AA6063/0.6WC composite was subjected to additional testing, and this shows how…
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Enhancing Mechanical Properties of FDM-Printed Nylon Through Annealing Heat Treatment and Process Parameter Optimization
This study evaluates the effects of fused deposition modeling (FDM) parameters and annealing on the mechanical properties of 3D-printed nylon. Parameters examined include layer height, wall line count, nozzle temperature, and printing speed. Mechanical tests, tensile, impact, and flexural – were…
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Numerical Simulation Study on Movement Behavior of Rare Earth Inclusions in Die Steel at Molten Steel-Slag Interface
Rare earth (RE) has a significant metamorphic effect on inclusions in steel, but there are few systematic analyses on the floating behavior of RE inclusions in molten metal. In this work, electroslag remelting die steel was taken as the research object, the separation process of RE inclusions at…
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Cold-Rolling Effect on Low-Frequency Damping Properties of AZ31 Magnesium Alloy Plate at Moderately High Temperature
This study investigated the influence of cold-rolling on the damping capacity of the hot-extruded AZ31 alloy plate. The damping capacity of the hot-extruded and the cold-rolled AZ31 alloy plates were measured by a dynamic mechanical analysis with a single cantilever from 0°C to 250°C at a constant…
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Wire Arc Additive Manufacturing of SS321 Using Cold Metal Transfer: RSM-Based Process Optimization and Tensile Characterization
Wire arc additive manufacturing (WAAM) has emerged as a promising technology for producing complex, large-scale components with high material deposition rates, reduced waste, and shorter lead times. This study focused on optimizing process parameters in cold metal transfer (CMT)-based WAAM to…
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Phosphating of Carbon Steel in Concentrates, Containing in Various Ratios Zinc and Manganese Phosphates
Phosphating, originally intended mainly to protect metals from corrosion using relatively thick layers, is known to be one of the most important and widely used forms of metal surface pretreatment. Its range of applications nowadays has expanded considerably, including as solid lubricants in wire…
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Hardness Improvement and Lubrication of Anodized AA7075 with Polytetrafluoroethylene Additive
Anodizing is widely employed to improve the corrosion resistance of aluminum. However, to maximize its industrial applicability, further enhancement of the hardness of the anodic oxide film is required. In this context, polymeric materials have been commonly incorporated to improve the hardness of…
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