Al-Cu alloy
Modeling and Experimental Study of Al-Cu Alloy Sand Casting for Circuit Breaker
... aluminum-silicon alloy. The conclusion of this research is higher Cu addition will increase the hardness of aluminum-silicon alloy (Al-Si); at Cu 8% addition would produce the average ...
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Thermal-Chemical Characteristics of Al-Cu Alloy Nanoparticles
... parameters of both powders are summarized in Table 2. Among all the characteristic points compared, the temperatures of nAlCu were consistently smaller than those of nAl. For instance, the onset oxidation temperature of ...
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Experimental and Computational Investigation of Formation of Precipitate Free Zones in an Al Cu Alloy
... aged Al–1.74 mol%Cu alloy using TEM and ...of Cu atoms around grain boundaries but also by the competition between dissolution and growth of Cu clusters at the aging ...
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Effects of Heat Treatment on Microhardness of Some Al Cu Alloy Prepared by Vacuum Coating
... and Cu are used in the form of powder. The required amount of Al and Cu in the form of powder is used to prepare initial ...with Cu-K a radiation with wavelength = ...
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Nucleation and Growth Behaviors of Primary Phase in Al-Cu Hypereutectic Alloy in High Magnetic Fields
... the Al-Cu alloy, moving Al and Cu atoms in the melt will be subjected to the Lorentz force in a magnetic field, which causes unstable atoms on the interface to migrate to a more stable ...
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Dealloying Behavior of Dual-Phase Al 15 at.% Cu Alloy in an Acidic Solution
... (f.c.c.) Cu [110] zone axis, indicating a single crystalline characteristic of the selected area (inset of Figure ...the Al-Cu alloy in this work is considerably different from the Ag-Au ...
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Simulation of the Dendritic Growth Velocity for Binary Alloy Al-Cu in the Undercooled System
... The phase-field model was applied to simulate the solidification kinetics to undercooled Al-Cu alloy. The relationships between material properties and model parameters are presented. The diffusivity ...
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INVESTIGATION OF THE MECHANICAL PROPERTIES OF Al203 REINFORCED Al-Cu PISTON ALLOY METAL MATRIX COMPOSITE
... Permanent mode method of casting was used to produce the specimens which were then subjected to fatigue, impact strength, hardness, tensile strength and shear strength tests. Metallographic studies were also done. The ...
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Fabrication and Characterizations of Mechanical Properties of Al 4 5%Cu/10TiC Composite by In situ Method
... investigation, Al-Cu alloy (series of 2014 Aluminium alloy) was used as matrix and reinforced with TiC using In-situ ...material, Al-4.5%Cu/10%TiC developed exhibited higher ...
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Structure Evolution of Nanoporous Copper by dealloying of Al 17-33 at% Cu alloy
... Many alloy systems have been investigated to prepare nanoporous metals through dealloying in the last decade, such as Au-Ag [12-14], Ni-Cu [15], Mn-Cu [16] and Au-Ag-Pt ...binary/ternary alloy ...
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Hardness and Stress Strain Curves of Al Zn Mg Cu Alloy Single Crystals
... alloys increases with an increase of aging time. In these alloys, it is seen that hardness and yield stress in the next discussion almost reach to the peak hardening state by aging at 393 K for 900 ks, and the softening ...
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Notch Size Effects in the Fatigue Characteristics of Al Si Cu Mg Cast Alloy
... AC4B alloy. However, large non-propagating cracks are presented in both of A4 and AC4B alloy at this sharpest notch bottom and extended for nearly the entire circumference. To clarify the differences between ...
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Influence of Overaging on the Superplastic Behavior of an Al Zn Mg Cu Zr Sc Alloy
... Figures 2(a)–(d) show the TEM images of TMP-A and TMP-B in the as-rolled state. Both Fig. 2(a) and (b) show the typical highly deformed microstructure of Al alloys. Several coarse and small hollows appear in TMP-A ...
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Characterization of Crystalline Inclusions in Cast Bulk Zr Cu Ni Al Glassy Alloy
... glassy alloy to restrict the embrittlement by crystalline inclusions ...molten alloy and the hearth to release the charged electron from the arc fire to hearth, promotes amount of crystalline inclusions into ...
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Partial Grain Refinement in Al 3%Cu Alloy during ECAP at Elevated Temperatures
... Al alloys were used for these investigations, because both thermally stable dispersion particles and soluble precipita- tions coexist in a wide temperature range. It has been shown that the deformation ...
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Two and Three Dimensional Grain Growth in the Cu Al Mn Shape Memory Alloy
... polycrystalline Cu-based SMAs, the transformation strain is strongly dependent on the orientation, and the superelasticity is known to be improved by an increase of grain size relative to the thickness of sheets ...
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Fracture Behavior and Fatigue Life of Friction Stir Welded AL LI CU Alloy
... The fatigue lifetime of sound welds is close to that of the base metal for higher loads, despite of their lower strength. From strain field monitoring, plastic yielding occurred during the first cycle and from the second ...
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Grain Boundary Microstructure Controlled Superplasticity in Al Li Cu Mg Zr Alloy
... However, Al–Li alloys often show so severe intergranular brittleness 2,3) that their workability is greatly ...in Al–Li alloys. Thermomechanical processing of Al–Li alloys is often accompanied by ...
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Machinability of Short Alumina Fiber Reinforced Al Si Cu Ni Mg Alloy Composite
... aluminum alloy composites were fabricated by squeeze casting, and the effects of the fiber reinforcement on the machinability of the alloy under various cutting conditions were ...investigated. ...
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A Model Study For The Electric Pulse Frequency Effects On The Solidification Behavior Of Al-5%Cu Alloy
... et al [15] proposed that the phenomenon of grain refinement with EPT mainly results from that electric pulse gets crystal nuclear falling off from the wall and flowing into the liquid metal which leads to the ...
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