Results 11 to 20 of about 747,261 (311)

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

Microstructure control during twin roll casting of an AZ31 magnesium alloy [PDF]

open access: yes, 2012
The existing twin roll casting technique for magnesium alloys suffers heterogeneity in both microstructure and chemistry and downstream processing is required to improve the strip quality, resulting in cost rise.
Ferry M, I Bayandorian, Y Huang, Z Fan
core   +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

Influence of melt feeding scheme and casting parameters during direct-chill casting on microstructure of an AA7050 billet [PDF]

open access: yes, 2012
© The Minerals, Metals & Materials Society and ASM International 2012Direct-chill (DC) casting billets of an AA7050 alloy produced with different melt feeding schemes and casting speeds were examined in order to reveal the effect of these factors on the ...
A. Miroux   +22 more
core   +1 more source

The improvement of aluminium casting process control by application of the new CRIMSON process [PDF]

open access: yes, 2012
All The traditional foundry usually not only uses batch melting where the aluminium alloys are melted and held in a furnace for long time, but also uses the gravity filling method in both Sand Casting Process (SCP) and Investment Casting Process (ICP).
Dai, Xiaojun J.   +2 more
core   +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

Physical modelling of tundish slag entrainment under various technological conditions [PDF]

open access: yes, 2017
This paper deals with the issue of physical modelling of vortexes creation and tundish slag entrainment over the mouth of the nozzle into the individual casting strands. Proper physical model is equivalent to the operational continuous casting machine No.
Gryc, Karel   +7 more
core   +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

Casting and Casteing Indian Diplomacy

open access: yesDiplomatica, 2023
Abstract In this essay, I look at a curious intersection – the emergence of Indian diplomacy in the interwar era and the end of indentured labor. A genealogical reading suggests that Indian diplomacy takes “birth” primarily to articulate the political and civic rights of the new, seemingly upper caste Indian, in contrast to the lower caste “coolie” of ...
openaire   +2 more sources

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

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