Results 21 to 30 of about 360,971 (265)

Recent advances in hot tearing during casting of aluminium alloys

open access: yesProgress in Materials Science, 2020
Hot tearing is one of the most severe and irreversible casting defects for many metallic materials. In 2004, Eskin et al. published a review paper in which the development of hot tearing of aluminium alloys was evaluated (Eskin and Suyitno, 2004 ...
Yue Li   +5 more
semanticscholar   +1 more source

Silicon Poisoning and Effects of Tantalum on AlSi Alloys

open access: yesMetals, 2023
Grain refinement in Al-Si alloys is crucial for enhancing material castability and mechanical properties. Industrial practice involves adding inoculants, composed of TiB2 particles coated with metastable Al3Ti via adsorption, to the melt. This introduces
Maria Pammer, Johannes Pölzl, Jiehua Li
doaj   +1 more source

Developing a Methodology for Building the Knowledge Base and Application Procedures Supporting the Process of Material and Technological Conversion [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
The article presents the developed IT solutions supporting the material and technological conversion process in terms of the possibility of using the casting technology of selected alloys to produce products previously manufactured with the use of other ...
D. Wilk-Kołodziejczyk   +7 more
doaj   +1 more source

Elimination of misrun and gas hole defects of investment casting TiAl alloy turbocharger based on numerical simulation and experimental study [PDF]

open access: yesChina Foundry, 2020
Casting technology of thin-wall TiAl alloy turbochargers was studied by investment casting and numerical simulation. Misruns and gas holes were the main defects observed in preliminary work due to the poor fluidity of alloy, and to gas entrapment.
Jun Zhao, Zhi-yong Zhang, Shi-bing Liu
doaj   +1 more source

Risk Treatment for Energy-Oriented Production Plans through the Selection, Classification, and Integration of Suitable Measures

open access: yesApplied Sciences, 2022
With rising electricity prices, industries are trying to exploit opportunities to reduce electricity costs. Adapting to fluctuating energy prices offers the possibility to save electricity costs without reducing the performance of the production system ...
Stefan Roth   +3 more
doaj   +1 more source

Evaluation of microstructural and corrosion resistance of as-cast Cu45Mn25Al15Fe5Cr5Ni5 high entropy alloy

open access: yesMaterials Research Express, 2020
Cu _45 Mn _25 Al _15 Fe _5 Cr _5 Ni _5 high entropy alloy was prepared using casting route. Detailed microstructural analysis revealed the formation of dendritic structure in the as-cast sample.
K A Abdelghafar   +3 more
doaj   +1 more source

A Modular Car Body for Sustainable, Cost-Effective, and Versatile Vehicle Development

open access: yesTechnologies, 2021
Availability, sustainability, and functionality pose particular challenges for the value chain of individual mobility. Therefore, in this work, the typical value chain is broken up and the traditional approaches are extended with an open-source ...
Christoph Hartmann   +4 more
doaj   +1 more source

Development Workflow for Manifolds and Fluid Components Based on Laser Powder Bed Fusion

open access: yesApplied Sciences, 2021
Through its unique characteristics, additive manufacturing yields great potential for designing fluid components with increased performance characteristics.
Nicolas Rolinck   +4 more
doaj   +1 more source

Optimization studies of stir casting parameters and mechanical properties of TiO2 reinforced Al 7075 composite using response surface methodology

open access: yesScientific Reports, 2021
Stir casting is a common metallurgical route in the casting of aluminum composites. Series of work done in this aspect considered the development of the composites with fixed stir casting parameters without applying an optimization approach.
A. Adediran   +4 more
semanticscholar   +1 more source

Application of Stereolithography Based 3D Printing Technology in Investment Casting

open access: yesMicromachines, 2020
Advanced methods for manufacturing high quality parts should be used to ensure the production of competitive products for the world market. Investment casting (IC) is a process where a wax pattern is used as a sacrificial pattern to manufacture high ...
M. Mukhtarkhanov   +2 more
semanticscholar   +1 more source

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