717 hasil
Menampilkan 1–20 · 0,30 detik · RSS
Archives of Foundry Engineering
Scopus
ISSN 2299-2944 · Polish Academy of Sciences · 717 artikel di indeks
-
Artikel Jurnal Teks lengkap
Casting Production in Poland and Worldwide during the Past 60 Years
In the article, changes in the total volume of casting production over the past 60 years are discussed, both on a global scale and in Poland. It was found, among others, that while in Poland the maximum volume of this type of production, at the level of approximately 2.5 million tons, occurred in…
-
Artikel Jurnal Teks lengkap
Effects of Different Annealing Heat Treatments on the Microstructure and Mechanical Properties of a Cr-rich High Manganese Hadfield Steel
Hadfield steel exhibits high wear resistance, combined with good toughness, leading to its widespread use in excavators, mineral crushing equipment and other severe mechanical environments. In this study, the mechanical properties of a Cr-rich high manganese Hadfield steel were investigated under…
-
Artikel Jurnal Teks lengkap
Microstructural Modification of AlSi5Cu2Mg Alloy by Tungsten Addition and Heat Treatment
Al-Si-Cu-Mg-based alloys are key materials for applications in the automotive and aerospace industries, mainly due to their low density, excellent castability, and high specific strength. However, their mechanical properties are often negatively affected by the presence of brittle, acicular…
-
Artikel Jurnal Teks lengkap
Automation of Porosity Morphology Evaluation in Castings
High pressure die casting technology is characterised by the production of high quality, complex shaped casts with good mechanical properties. However, die casts have a certain amount of porosity which can reduce their quality and mechanical properties. Mechanical properties are determined not only…
-
Artikel Jurnal Teks lengkap
The Use of Lanthanum as a Crucial Alloying Element in Alloys for the Development of Sustainable Energy
The melting of lanthanum, a rare metal, requires a temperature of around 920 °C, which is relatively low compared to the melting points of other rare earth metals. Lanthanum is a soft, silvery-white metal that has wide industrial applications, particularly in the production of hydrogen fuel cells…
-
Artikel Jurnal Teks lengkap
Design of Methodology for Static and Dynamic Tests of Hybrid Castings
This paper investigates hybrid aluminum castings produced by the overcasting method, targeting lightweight solutions for the engineering industry. The novelty of this work lies in the systematic evaluation of how foaming pressure parameters and subsequent core surface treatments influence the final…
-
Artikel Jurnal Teks lengkap
Influence of Thermal Conditions During Plaster-based Investment Flask Casting on the Properties of AlSi10Mg Alloy
This study examines the influence of plaster-based flask mould cooling conditions on the as cast structure and properties of AlSi10Mg alloy. The aim was to describe how different combinations of pouring and mould temperatures affect the alloy’s behaviour during solidification. While the effect of…
-
Artikel Jurnal Teks lengkap
Detection of Surface Defects in Metallic Materials Using Convolutional Neural Networks with YOLO Architecture
The early detection and classification of surface defects in metallic materials is essential for ensuring product quality and reliability in industrial production. In this study, we evaluated and compared five recent versions of the YOLO convolutional neural network architecture (YOLOv8x, YOLOv9e…
-
Artikel Jurnal Teks lengkap
Improvement of the Casting Technology for Steel Bucket Tooth according to Lost Foam Casting using Computer Simulation
The research aims to improve the lost foam casting technology for producing steel bucket teeth for excavators. The relevance of this work lies in the need to enhance the quality of castings in challenging operating conditions, as well as to expand the application of advanced casting technologies…
-
Artikel Jurnal Teks lengkap
Selected Mechanical and Technological Properties of S355J2/NANOS-BA® Clad Plates after Hot Rolling with Two-Stage Heat Treatment
The article presents the results of hot rolling tests on a feedstock composed of S355J2 and NANOS-BA® steel layers into flat bars. The study was carried out to assess the susceptibility of the materials to create S355J2/NANOS-BA clad plates in the hot rolled bonding process. The subject of the…
-
Artikel Jurnal Teks lengkap
Evaluation of the Accuracy of Mg Alloy Castings Manufactured by Rapid Ceramic Method Using Printed Models
This study discusses the accuracy of manufacturing honeycomb-based cellular structures cast from Mg alloy (AZ91) by rapid ceramic method using 3D printed models. 3D scanning was used to assess the processing shrinkage occurring during both stages of the manufacturing process (3D printing in fused…
-
Artikel Jurnal Teks lengkap
Numerical Simulation and Optimization of Coke Oven Gas-Lanced Ladle Baking Process with Pure Oxygen Staged Combustion
To enhance the stability of the flame structure and elevate the overall combustion temperature during the staged combustion process, this study undertakes an optimization of the technology, specifically tailoring it to the context of the steel ladle baking process. Leveraging computational fluid…
-
Artikel Jurnal Teks lengkap
Research on Stirring Characteristics of Molten Bath with Swirl-Type Oxygen Lance for Large Scale Converter
In the modern steelmaking, the impact behaviour of supersonic oxygen jet on the molten bath is vital importance for the refining process. The impact characteristics and flow field distribution of molten bath for swirl-type oxygen lance in 260 Mg converter were analyzed by physical experiments and…
-
Artikel Jurnal Teks lengkap
Effect of Niobium on the Size and Morphology of Fe-rich Intermetallic Phases in an AlSi5Cu2Mg Alloy
The presence of iron (Fe) in foundry Al-Si alloys significantly impacts the properties of the final castings. Iron tends to form hard, brittle, needle-like β-Al₅FeSi phases that act as stress concentrators, leading to reduced ductility and toughness. Transforming the morphology of Fe phases is…
-
Artikel Jurnal Teks lengkap
Impact of Different Grain Refiner Addition Ratios on the Microstructural Properties of 6082 Aluminum Alloy
This study examines the impact of grain refiners on the microstructural properties of 6082 aluminum alloy, emphasizing the effect of varying addition rates on grain size and refinement efficiency. Four grain refiners (GR1, GR2, GR3, GR4) were tested at different rates, with results assessed through…
-
Artikel Jurnal Teks lengkap
Effect of Heat Treatment on the Strain Hardening Behaviour of an Al-Si-Cu Alloy
This study investigates the mechanical behaviour of the AlSi9Cu1 alloy after T6 heat treatment, with a focus on its strain hardening response. Uniaxial tensile tests were conducted on heat-treated specimens to determine the strain hardening exponent n and the strength coefficient K. These…
-
Artikel Jurnal Teks lengkap
Determination of Heat Treatment Parameters of Gypsum Molds in the Al/CF Composite Manufacturing Process
This paper presents a novel method for producing aluminium matrix composites reinforced with short carbon fibers. The composite casting process was preceded by studies on the determination of heat treatment parameters of gypsum molds. Taking into account the decomposition temperature of carbon…
-
Artikel Jurnal Teks lengkap
AlSiMg Alloys Microstructure Determined by Flow Effect During Slow Solidification
The presence of gravity during pouring, causes the flow of the alloy in the gating system and the mold cavity, as well as the phenomenon of natural convection at the stage of solidification of the casting. However, the developed casting technologies also use the phenomenon of forced convection…
-
Artikel Jurnal Teks lengkap
Investigation of Electrochemical Behaviour Related to the Microstructures of Different Aluminium Alloys Used in the Automotive Industry
Aluminium casting alloys are extensively used in the automotive sector, with Al–Si–Cu systems such as A380 favoured for their excellent castability and cost-effectiveness. In contrast, Al–Cu based alloys like A206 provide superior mechanical strength but are often regarded as less corrosion…
-
Artikel Jurnal Teks lengkap
Effect of the Electrocorundum Particles Type on Infiltration and Wear Pates of Composite with Manganese Cast Steel Matrix
The subject of the research were castings made of GX120Mn13 manganese steel, zone-reinforced with electrocorundum. The study determined the effect of the type of electrocorundum (ordinary Al₂O₃ and zirconium Al₂O₃+ZrO₂) on the degree of infiltration and abrasive wear of the reinforced areas of the…