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Article
The Effect of Wall Thickness on the Microstructure and Tensile Properties on Squeeze Casting of Al–5Mg–2.2Si–0.6Mn–0.1Ce Alloy
The present study investigates the effect of wall thickness on the mechanical properties of Al-5Mg-2.2Si-0.6Mn-0.1Ce castings, using squeeze casting to fabricate alloys with varying wall thicknesses. The resul...
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Article
Parameter Optimization of Al-5Mg-3Zn-1Cu Basin-Shaped Centrifugal Casting: Simulation and Experimental Verification
Because of the particular structure of basin-shaped castings, their centrifugal solidification process is different from that of the tubular castings. This work attempts to study the effect of vertical centrif...
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Article
Influence of calcium on ignition-proof mechanism of AM50 magnesium alloy
In order to improve the ignition proof of AM50 magnesium alloy, 1wt% Ca was added to AM50 magnesium alloy to prepare investigated alloy. The ignition temperature, ignition-proof holding time at the predetermin...
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Article
Microstructure and Mechanical Properties of Squeeze Cast Al-5 Mg-3Zn-1Cu-1Si Alloy Along Cross Section
The variation of microstructure and mechanical properties along the cross section of squeeze cast Al-5Mg-3Zn-1Cu-1Si alloy is studied under both squeeze-cast and peak-aged condition (470 °C × 24 h + 125 °C × 2...
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Article
Effects of Gd Addition on the Microstructure and Tensile Properties of Mg–4Al–5RE Alloy Produced by Three Different Casting Methods
This work deals with the effect of 0.67 wt% Gd addition on the microstructure and tensile properties of Mg–4Al–5RE (where RE represents La–Ce mischmetal) alloy produced by sand casting (SC), permanent mold cas...
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Article
Effects of additive NaI on electrodeposition of Al coatings in AlCl3-NaCl-KCl molten salts
Effects of NaI as an additive on electrodeposition of Al coatings in AlCl3-NaCl-KCl (80-10-10 wt-%) molten salts electrolyte at 150 °C were investigated by means of cyclic voltammetry, chronopotentiometry, scanni...
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Article
Effects of Titanium Addition on the Microstructural and Mechanical Property Evolution of FeCrB Alloys
Effects of Ti addition on the microstructural and mechanical property evolution of FeCrB alloys have been systematically studied through experiments and modeling. Microstructural analysis reveals that Ti addit...
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Article
Extra Strain Hardening in High Pressure Die Casting Mg-Al-RE Alloy
High pressure die casting Mg-Al-RE alloy has an intrinsic and macroscopic gradient structure regarding the grain size and the area fraction of second phase along the depth direction. Such gradient structure ex...
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Article
An Investigation on Microstructures and Mechanical Properties of Ultra-Low Cu Layer Thickness Ratio Cu/8011/1060 Clads
High-performance, ultra-low Cu layer thickness ratio pure Cu/8011 Al alloy/1060 Al alloy (Cu/8011/1060, for short) clads were first fabricated by roll casting and then roll bonding. The effects of rolling redu...
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Article
Experimental and Theoretical Research on the Corrosion Resistance of Ferrous Alloys in Aluminum Melts
The resistance of three ferrous alloys (HT150, QT500, and H13) to corrosion caused by exposure to aluminum melts has been systematically studied using experiments and modeling. Results show that the exfoliatio...
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Article
Effects of Thermal Exposure on the Microstructure and Mechanical Properties of Al-Si-Cu-Ni-Mg-Gd Alloy
The present study focused on the effect of thermal exposure on the phase evolution and properties of the cast-T6 Al-12Si-4Cu-2Ni-0.8Mg-xGd (x = 0, 0.1, and 0.2) alloy used for cast piston.The thermal stability of...
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Article
Characterization of the Aging Precipitates of Al-12Si-4Cu-2Ni-0.8Mg-0.2Gd Piston Alloy
The aging precipitates of cast-T6 Al-12Si-4Cu-2Ni-0.8Mg-0.2Gd piston alloy were investigated. Microstructure observations indicate that the thermally unstable θ-Al2Cu precipitates disappeared inside the grains an...
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Article
Effects of Melt-to-Solid Volume Ratio and Pouring Temperature on Microstructures and Mechanical Properties of Cu/Al Bimetals in Compound Casting Process
Cu/Al bimetallic composites were fabricated by compound casting where aluminum melts were cast on Ni-coated Cu substrates. Effects of the melt-to-solid volume ratio (VR) and the pouring temperature on interfac...
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Article
Tribological Behavior of Carbon Nanotube-Reinforced AZ91D Composites Processed by Cyclic Extrusion and Compression
Reciprocating wear tests were conducted to assess the wear resistance of CNT-reinforced AZ91D composites prepared by cyclic extrusion and compression (CEC). Effects of CEC, CNTs, and wear parameters on the tri...
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Article
Effect of Cooling Rate on the Microstructure and Mechanical Properties of Cu/Al Bimetal Fabricated by Compound Casting
Cu/Al bimetal was fabricated successfully by compound casting at different cooling rates in the range from 0.8 K/s to 1.83 K/s (0.8 °C/s to 1.83 °C/s). Interfacial cooling curve, microstructure evolution, bond...
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Article
Bonding of Aluminum Alloys in Compound Casting
The influence of the coating materials, coating thickness, and casting process on the interfacial microstructure and mechanical properties of the overcast A6061 bars with aluminum A356 and A6061 alloys was stu...
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Article
Dry Sliding Wear Properties of AZ31-Mg2Si Magnesium Matrix Composites
AZ31-Mg2Si in situ composites were prepared from AZ31 Mg alloy and Si particles by a gravity casting method. Several parameters, such as Si content, normal load, and environmental temperature, were varied in orde...
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Article
A Novel Method to Achieve Grain Refinement in Aluminum
A significant grain refinement of pure aluminum is achieved upon addition of TiCN nanoparticles (NPs). Unlike the conventional inoculation, NPs can induce the physical growth restriction through the formation ...
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Article
Analysis of Slip Activity and Deformation Modes in Tension and Tension-Creep Tests of Cast Mg-10Gd-3Y-0.5Zr (Wt Pct) at Elevated Temperatures Using In Situ SEM Experiments
The tension and tension-creep deformation behavior at elevated temperatures of a cast Mg-10Gd-3Y-0.5Zr (wt pct, GW103) alloy was investigated using in situ scanning electron microscopy. The tests were performed a...
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Chapter
Applicability of Mg-Zn-(Y, Gd) Alloys for Engine Pistons
Commercial magnesium alloys have a great potential for structural applications in automotive due to their significant weight saving. However, they have poor creep resistance at temperature over 125°C, thus mak...
