Results 41 to 50 of about 22,963 (264)

Development of Sustainable MgO–C Refractories Using MgO–C Recyclates and a Novel Eco‐Friendly Fructose–Tannin Binder Crosslinked With Citric Acid

open access: yesAdvanced Engineering Materials, EarlyView.
This study develops sustainable MgO–C refractories using recycled materials and eco‐friendly fructose–tannin binders. The enhanced performance of citric acid as a cross‐linker and functional additives on mechanical and thermomechanical properties was examined. Characterization included strength tests, immersion trials, and microstructural and inclusion
Dinesh K. Gunasekar   +7 more
wiley   +1 more source

An algebraic approach to modeling distributed multiphysics problems: The case of a DRI reactor [PDF]

open access: yes, 2015
© 2015, IFAC (International Federation of Automatic Control) Hosting by Elsevier Ltd. All rights reserved.This paper deals with the problem of modelling a chemical reactor for the Direct Reduction of Iron ore (DRI).
Boem, F, Ferrari, RMG, Parisini, T
core   +1 more source

Unraveling the Effect of Tramp Elements on Phase Transformations in Steels by Combining CALPHAD Modeling and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates how tramp elements from increased scrap usage influence phase transformations in low‐alloyed steel. Combining dilatometry and microscopy reveal that tramp elements delay transformations, reduce critical cooling rates and increase hardenability.
Lukas Hatzenbichler   +5 more
wiley   +1 more source

Production of MgO/TiC Composites From MgO‐C Recyclates Using Spark Plasma Sintering

open access: yesAdvanced Engineering Materials, EarlyView.
Using the spark plasma sintering technique, MgO/TiC composites are manufactured from recycled MgO‐C refractories stemming from the steel production that were mixed with titanium powder. This article shows, how the size of the Ti grains and their distribution in the powder mixture affect the local carbon concentration in TiC.
Jiayan Yu   +3 more
wiley   +1 more source

Impact of selected tramp elements in medium carbon steels on the deformation behavior of non-metallic inclusions and phase transformations

open access: yesJournal of Materials Research and Technology
Scrap recycling is one of the major pillars of the steel industry's green transformation. It is important, however, to consider the available scrap's tramp element levels.
Julian Cejka   +3 more
doaj   +1 more source

Climate Action Impacts on Steelmaking Emissions of Persistent Organic Pollutants Highlight a Gap Between the Paris Agreement and the Stockholm Convention

open access: yesAdvanced Science, EarlyView.
Emissions of unintentionally produced persistent organic pollutants (UPOPs) and global warming are two major environmental challenges. But their governance has largely evolved in parallel, leaving the toxicity implications of climate‐driven industrial transitions poorly understood.
Yuxiang Sun   +7 more
wiley   +1 more source

New Strategy for Microbial Corrosion Protection: Photocatalytic Antimicrobial Quantum Dots

open access: yesNanomaterials
Microbial corrosion has significant implications for the economy, environment, and human safety worldwide. Photocatalytic antibacterial technology, owing to its advantages in environmental protection, broad-spectrum, and efficient sterilization, presents
Shijia Liu   +7 more
doaj   +1 more source

Investigation on Industrial Boiler Tube Failures in Steel Manufacturing Company in South Africa [PDF]

open access: yesMATEC Web of Conferences
This study analyses recurring boiler tube failures at Company X, a steel manufacturing plant heavily dependent on steam for critical operations such as power generation, ironmaking, coke-making, steelmaking, water purification, and cold rolling.
Ngcobo Mazwi, Hashe Vuyo
doaj   +1 more source

Steel: Past the Crossroads [PDF]

open access: yes, 1983
[Excerpt] A majority of the 154,532 steelworkers who are presently laid off will never go back to work. They will be shut out of the steel industry because the steel companies have a new game plan.
DuBois, Tom
core   +1 more source

An Integrated NLP‐ML Framework for Property Prediction and Design of Steels

open access: yesAdvanced Science, EarlyView.
This study presents a data‐driven framework that uses language‐processing techniques to interpret steel processing descriptions and machine‐learning models to predict mechanical properties. By organising complex process histories into meaningful groups and enabling rapid property forecasts, the work supports faster, more informed steel design through ...
Kiran Devraju   +5 more
wiley   +1 more source

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