A review of the origin of equiaxed grains during solidification under mechanical stirring, vibration, electromagnetic, electric-current, and ultrasonic treatments

N Balasubramani, J Venezuela, D StJohn… - Journal of Materials …, 2023 - Elsevier
Refinement of grains and intermetallic phases in the as-solidified alloy structure offers
uniform structural properties, eliminates or minimizes common solidification defects …

[HTML][HTML] Research advances in multi-scale numerical simulations of forming and microstructures for magnesium alloys

G Li, B Li, X Bai, H Chen, Y Huang, Y Yang… - Journal of Magnesium …, 2024 - Elsevier
It is one concern of the researchers how magnesium (Mg) alloys solidify under different
conditions and how their microstructure evolves during solidification, and what are the …

[HTML][HTML] Grain refinement of Mg-alloys by native MgO particles: An overview

Z Fan, F Gao, Y Wang, SH Wang, JB Patel - Journal of Magnesium and …, 2022 - Elsevier
A fine and equiaxed solidification process delivers multidimensional benefits to Mg-alloys,
such as improved castability, reduced casting defects, enhanced mechanical properties …

[HTML][HTML] The control of as-cast structure of 2024 aluminum alloy with intensive melt shearing and its effect on microstructure and mechanical properties after T4 …

R Wang, Q Zhu, Y Zuo, L Cheng, J Wang - Journal of Materials Research …, 2023 - Elsevier
The newly developed technology of intensive melt shearing direct-chill casting (MS–DC)
was used to control the as-cast structure of 2024 aluminum alloy and study its genetic effects …

[HTML][HTML] Sub-rapid solidification microstructure characteristics and control mechanisms of twin-roll cast aluminum alloys: A review

X Wu, ZP Guan, HY Yang, BX Dong, LC Zhang… - Journal of Materials …, 2024 - Elsevier
Rapid growth in industrial sectors such as automotive and shipbuilding has highlighted the
significance of strip casting technology to produce lightweight alloys. Significantly, aluminum …

Solving heat conduction problems in the start-up stage of direct chill casting processes via a temperature-enthalpy mixed formulation based on the improved element …

JC Álvarez-Hostos, BA Tourn… - International Journal of …, 2023 - Elsevier
A novel approach to solve the transient heat conduction problem with moving boundary and
solid↔ liquid phase change involved in the start-up stage of direct chill casting (DCC) …

[HTML][HTML] Numerical modelling and experimental validation of the effect of ultrasonic melt treatment in a direct-chill cast AA6008 alloy billet

T Subroto, GSB Lebon, DG Eskin, I Skalicky… - journal of materials …, 2021 - Elsevier
In this work, we study how ultrasonic cavitation melt treatment (UST) affects the temperature
distribution, sump profile, and resulting microstructure in the direct-chill (DC) casting of an …

[HTML][HTML] Microstructure and corrosion resistance of commercial purity aluminum sheet manufactured by continuous casting direct rolling after ultrasonic melt pre …

R Jiang, W Zhao, L Zhang, X Li, S Guan - Journal of Materials Research …, 2023 - Elsevier
During the new continuous casting direct rolling (CCDR) process for manufacturing
commercially pure aluminum sheet for foils, casting defects tend to arise as the raw material …

Modelling and simulation of radiative heat transfer in non-grey absorbing and emitting media under phase change

FE Moutahir, Y Belhamadia, M Seaid… - Computers & Mathematics …, 2024 - Elsevier
A class of mathematical models are proposed for modelling and numerical simulation of
coupled radiative and conductive heat transfer in non-grey absorbing and emitting media …

Modeling of the Sump Profile During DC and MC-DC Casting Based on a Functional Packing Fraction

K Yu, Y Wu, GSB Lebon, JB Patel, Z Fan, HT Li - Jom, 2024 - Springer
The sump profile during direct-chill (DC) casting provides critical information for
understanding the solidification mechanism. In this work, the influence of the solid packing …