A review on solidification cracks in high-strength aluminum alloys via laser powder bed fusion

X Zhang, H Zheng, W Yu - Materials Today: Proceedings, 2022 - Elsevier
Laser powder bed fusion (LPBF) is one of the most prospective metal additive manufacturing
techniques and has significant advantages over traditional subtractive manufacturing. The …

Measurements of microhardness during transient horizontal directional solidification of Al-Rich Al-Cu alloys: Effect of thermal parameters, primary dendrite arm …

AS Barros, IA Magno, FA Souza, CA Mota… - Metals and Materials …, 2015 - Springer
In this work, the effect of the growth rate (VL) and cooling rate (TR), primary dendritic arm
spacing (λ 1) and Al 2 Cu intermetallic phase on the microhardness was investigated during …

Effect of solution time in T6 heat treatment on microstructure and hardness of a directionally solidified Al–Si–Cu alloy

TA Costa, M Dias, LG Gomes, OL Rocha… - Journal of Alloys and …, 2016 - Elsevier
An experimental investigation on the role of solution time during the T6 heat treatment on the
scale of the secondary dendrite arm spacing (λ 2), morphology and distribution of Si …

Growth direction and Si alloying affecting directionally solidified structures of Al–Cu–Si alloys

TA Costa, AL Moreira, DJ Moutinho… - Materials Science …, 2015 - journals.sagepub.com
The roles of growth direction and Si content on the columnar/equiaxed transition and on
dendritic spacings of Al–Cu–Si alloys still remain as an open field to be studied. In the …

On the heterogeneous cooling rates in laser-clad Al-50Si alloy

A Bhowmik, Y Yang, W Zhou, Y Chew, G Bi - Surface and Coatings …, 2021 - Elsevier
The local microstructural heterogeneities in a single layer of laser clad hypereutectic Al-50Si
alloy over Al7075 substrate has been studied over different applied laser powers. The …

[HTML][HTML] Effect of solidification processing parameters and silicon content on the dendritic spacing and hardness in hypoeutectic Al-Si alloys

RC Sales, P Felipe Junior, KG Paradela… - Materials …, 2018 - SciELO Brasil
Aluminium with silicon as alloying element, form a class of material providing the most
significant part of all material casting manufactured materials. These alloys have a wide …

Microstructural evolution during unsteady-state horizontal solidification of Al-Si-Mg (356) alloy

JO Lima, CR Barbosa, IAB Magno… - … of Nonferrous Metals …, 2018 - Elsevier
The increasing demand for reducing vehicle weight in the automotive and aerospace
industries has raised the need to develop improved structural aluminum-based alloys. Thus …

Structural and mechanical properties of directionally solidified Al-Si alloys

SP Nikanorov, VN Osipov, LI Regel - Journal of Materials Engineering and …, 2019 - Springer
This review covers research aimed at finding the optimum composition and growth rate to
obtain a highly modified Al-Si alloy using directional solidification. Investigations of …

Tailoring microstructure and tensile properties of Mg-Si alloys varying solidification cooling rate and Si content

GL De Gouveia, A Garcia, JE Spinelli - Materials Science and Engineering …, 2021 - Elsevier
Mg-Si alloys were investigated in terms of their microstructural characteristics and tensile
properties, by varying solidification cooling rate and Si content. This type of investigation …

Tailoring of processing parameters, dendritic microstructure, Si/intermetallic particles and microhardness in as-cast and heat-treated samples of Al7Si0. 3Mg alloy

CR Barbosa, GH Machado, HM Azevedo… - Metals and Materials …, 2020 - Springer
In this work, solidification and T6-heat treatment experiments were performed with the
Al7Si0. 3Mg alloy in order to investigate the effect of processes parameters on the …