Results 11 to 20 of about 1,938 (214)

Mechanical Properties of Az91 Magnesium Alloys [PDF]

open access: yesCommunications, 2004
Commercial magnesium alloys AZ91 were reinforced with Al2O3 short fibres. The composites were prepared by different fabrication routs (powder metallurgy technique, squeeze casting and casting followed by extrusion).
Pavel Lukac, Zuzanka Trojanova
doaj   +2 more sources

Creep Behavior of AZ91 Magnesium Alloy

open access: yesProcedia Engineering, 2013
AbstractEffects of intermetallic phases on the creep behavior of AZ91 magnesium alloy have been studied. Thermally stable intermetallic phases such as Mg2Si and Mg3Sb2 are introduced deliberately in AZ91 alloy by the adding Si and Sb (0.5% Si, 0.5% Sb and 0.5% Si+0.2% Sb, all are in wt %).
Srinivasan, A.   +4 more
openaire   +2 more sources

Tribological Properties of WC-12Co Coating on AZ91 Magnesium Alloy Fabricated by High Velocity Oxy-Fuel Spray

open access: yesHigh Temperature Materials and Processes, 2014
In this study, conventional WC-12Co cermet coatings were deposited on AZ91 magnesium alloy using High Velocity Oxy-Fuel spray method. The effects of different coating thicknesses (60 and 120 µm) and wear loads (20 and 30 N) on tribological properties of ...
Yıldız F.
doaj   +2 more sources

Effect of Gadolinium on the Microstructure of Magnesium Alloy AZ91

open access: yesArchives of Foundry Engineering, 2021
The paper presents the results of research related to the possibility of inoculation of the AZ91 magnesium alloy casted into ceramic moulds by gadolinium. Effects of gadolinium content (0.1–0.6 wt%) on microstructure of the AZ91 alloy under as-cast state were investigated.
C. Rapiejko   +3 more
openaire   +2 more sources

Electropolymerisation of Aniline on AZ91 Magnesium Alloy: The Effect of Coating Electrolyte Corrosiveness [PDF]

open access: yesMetals, 2017
In this study, polyaniline was coated on AZ91 magnesium alloy using an electropolymerisation technique, and the effect of corrosiveness of the coating electrolytes on the polymerisation and the coating performance were evaluated.
Asif Baloch, M. Bobby Kannan
doaj   +2 more sources

Comprehensive Research of FSW Joints of AZ91 Magnesium Alloy. [PDF]

open access: yesMaterials (Basel), 2023
For the friction stir welding (FSW) of AZ91 magnesium alloy, low tool rotational speeds and increased tool linear speeds (ratio 3.2) along with a larger diameter shoulder and pin are utilized. The research focused on the influence of welding forces and the characterization of the welds by light microscopy, scanning electron microscopy with an electron ...
Mroczka K   +6 more
europepmc   +3 more sources

Semi-solid slurry of AZ91 magnesium alloy prepared by electromagnetic stirring near liquidus temperature [PDF]

open access: yesChina Foundry, 2007
An electromagnetic stirring process near liquidus temperature was designed and demonstrated experimentally to produce semi-solid slurry of AZ91 magnesium alloy, in order to avoid not only contamination from mechanical stirring but also the inflammation ...
ZHANG Xiao-li, TENG Hai-tao, LI Ting-ju
doaj   +1 more source

Influence of annealing and spheroidizing treatment on microstructure and mechanical properties of AZ91 magnesium alloy [PDF]

open access: yesChina Foundry, 2013
The low-strength and high-brittleness of AZ91 cast magnesium alloy mainly result from the coarse divorced eutectic phase. To solve these problems, the annealing treatment of AZ91 cast magnesium alloy was carried out at 415 ℃ and held for 24 h in this ...
Zhang Jumei, Wang Zhihu, Jiang Bailing
doaj   +1 more source

Al0.5CoCrFeNi2 High Entropy Alloy Particle Reinforced AZ91 Magnesium Alloy-Based Composite Processed by Spark Plasma Sintering. [PDF]

open access: yesMaterials (Basel), 2021
In this study, AZ91 magnesium-alloy-based metal matrix composites (MMCs) reinforced with 10 wt% of Al0.5CoCrFeNi2 high-entropy alloy (HEA) particles and SiC particles were prepared by a spark plasma sintering (SPS) process at 300 °C.
Chiu C, Chang HH.
europepmc   +2 more sources

Analysis of the Open Die Forging Process of the AZ91 Magnesium Alloy. [PDF]

open access: yesMaterials (Basel), 2020
The paper presents the results of numerical modelling of the forging process of magnesium alloy ingots on a hydraulic press with the use of flat and shaped anvils. The use of shaped (rhombic-trapezoid) anvils will affect the uniform distribution of temperature and strain intensity in the entire volume of the forging, causing a number of forging passes,
Banaszek G   +3 more
europepmc   +4 more sources

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