Effect of Mn and cooling rates on α-, β-and δ-Al–Fe–Si intermetallic phase formation in a secondary Al–Si alloy

H Becker, T Bergh, PE Vullum, A Leineweber, Y Li - Materialia, 2019 - Elsevier
Abstract Secondary Al–Si alloys Al7. 1Si (1.5-x Mn) Fe (x Mn) Mn with x Mn= 0, 0.3, 0.375,
0.6, 0.75 at.% have been solidified with different cooling rates: 0.05 K/s, 1.4 K/s, 11.4 K/s and …

Crystal chemistry and electronic structure of the β-AlFeSi phase from first-principles

CM Fang, ZP Que, Z Fan - Journal of Solid State Chemistry, 2021 - Elsevier
Abstract β-AlFeSi has a layered structure composed of FeAlSi blocks and exhibits a rich
variety of crystal chemistry. Plate-like/rod-like β-AlFeSi particles formed in Al-based alloys …

Pressure dependence of age-hardenability of aluminum cast alloys and coarsening of precipitates during hot isostatic pressing

S Hafenstein, E Werner - Materials Science and Engineering: A, 2019 - Elsevier
The application of hot isostatic pressing is often mandatory to improve the fatigue resistance
of aluminum cast alloys in order to meet the high quality requirements defined by automotive …

Effect of melt conditioning on removal of Fe from secondary Al-Si alloys containing Mg, Mn, and Cr

H Becker, A Thum, B Distl, MJ Kriegel… - … Materials Transactions A, 2018 - Springer
Primary intermetallic sludge formation in hypoeutectic secondary Al7. 1Si (1.5-x M) Fe x MM
alloys was investigated in view of potential Fe removal by separation of sludge and Al melt …

Approximate icosahedral symmetry of α-Al (Fe, Mn, Cr) Si in electron backscatter diffraction analysis of a secondary Al-Si casting alloy

H Becker, A Leineweber - Materials Characterization, 2018 - Elsevier
Frequent systematic misindexing of electron backscatter diffraction patterns with five
differently oriented pseudosymmetric solutions was observed for the cubic α-Al (Fe, M) Si …

Mechanical properties of solid-state recycled 4xxx aluminum alloy chips

T Tokarski - Journal of Materials Engineering and Performance, 2016 - Springer
The direct production of aluminum from bauxite ores is known to be a very energetic-
intensive operation compared to other metallurgical processes. Due to energy issues and …

The role of intermetallic particles on mode I crack propagation mechanisms in metal plates

C Tekoglu, Ş Çelik, H Duran, M Efe… - Engineering Fracture …, 2021 - Elsevier
In metal plates, the crack propagation mechanism sets the amount of the plastic deformation
before failure: a slanted or a cup–cone crack typically yields limited plate thinning within the …

Microstructural evolution and growth of intermetallic compounds at the interface between solid cast iron and liquid Al–Si alloy

JM Kim, K Shin, JS Shin - Metals, 2020 - mdpi.com
Compound casting has received a great deal of attention as a useful method for fabricating a
single complicated part from dissimilar metallic materials. For example, in the case of …

[HTML][HTML] New Al3Si7 phase with tetragonal silicon structure in quasicrystal-forming near-eutectic Al-Cu-Fe-Si alloys

PJ Bardziński - Journal of Alloys and Compounds, 2021 - Elsevier
A range of aluminum-based quaternary alloys was prepared by arc melting, followed by
suction casting. Silicon doping was proven to exhibit the high potential of stabilization of face …

Dealing with Fe in Secondary Al-Si Alloys Including Metal Melt Filtration

H Becker, A Leineweber - Multifunctional Ceramic Filter Systems for Metal …, 2024 - Springer
Fe is a detrimental impurity element in secondary, ie recycled, Al–Si cast alloys (Zhang et al.
in Miner. Process. Extr. Metall. Rev. 33: 99, 2012; Raabe et al. in Prog. Mater. Sci. 128 …