Cu/Al
Laser welding of Cu-Al-Be shape memory alloys: Microstructure and mechanical properties
... different Cu-based systems, with the most impor- tant ones being Cu-Al-Mn [ 6 ], Cu-Al-Ni [ 7 ] and Cu-Al-Be [ 8 ...in Cu-Al-Be alloys based on their ...
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Etude des effets de relaxation dans un alliage monocristallin de Cu-Al et identification des mecanis
... - 51 - II-4-1-Propriétés particulières aux alliages Cu-Al monophasés α : Les alliages Cu-Al qui contiennent moins de 9.4% pds (environ 20at%) d’aluminium forment une solution solide α, de ...
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Couplage galvanique Cu-Al en milieu confiné
... as Al-Cu alloys, the heterogeneous microstructure renders it susceptible to localized forms of ...in Al-Cu alloys is the formation of trenches (or grooves) at the interface between the matrix ...
152
Constitutive modeling of Cu-Al-Ni shape memory alloys
... While the free-energy was valid for a small range of temperatures around the trans- formation temperature, the mechanical analog model used to derive the kinetic [r] ...
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Bulk Glass Formation in Eutectic of La-Cu-Ni-Al Metallic Alloys
... A series of work have been done to look for the eutectic for the ternary alloy in La and Pr-based ternary alloys by Differential temperature analysis (DTA) or differential scanning calorimetry (DSC) combined with ...
8
Enhancing the Reactivity of Al/CuO Nanolaminates by Cu Incorporation at the Interfaces
... for Cu to diffuse into CuO. The situation is different for Cu deposited on Al ...single-crystal Al (111) film is fi rst deposited by evaporating at a rate of ...after Al deposition confirm ...
7
Interfacial Reaction during Friction Stir Welding of Al and Cu
... Interfacial Reaction during Friction Stir Welding of Al and Cu C. GENEVOIS, M. GIRARD, B. HUNEAU, X. SAUVAGE, and G. RACINEUX Commercially pure copper was joined to a 1050 aluminum alloy by friction stir ...
7
Al–Cu intermetallic coatings processed by sequential metalorganic chemical vapour deposition and post-deposition annealing
... The price to pay for this high potential is the need to tackle the challenges imposed by the complex gas phase and surface chemistries. In addition to mastering the deposition reaction, these challenges also concern the ...
7
On the performance of low pressure die-cast Al-Cu based automotive alloys : role of additives
... Les microstructures des échantillons sélectionnés ont été examinées par microscopie optique et microanalyse à sonde électronique (EPMA).Les résultats montrent que l'ajout de Ti en une proportion de 0,15% en poids sous ...
150
An anomalous wave formation at the Al/Cu interface during magnetic pulse welding
... See the supplementary material for the details of the thermo-mechanical model and a regular wave morphology obtained for Al/Al MPW interface. This work is supported by Co-operation Program of UTs and INSAs ...
12
Scratch-induced surface microstructures on the deformed surface of Al-Cu-Fe icosahedral quasicrystals
... roughness indicating a plastic deformation under the surface. microstructure have occurred under the scratch track. The one concerning the biggest volume of matter is an extensive modulation of the icosahedral structure ...
5
Effets du magnésium et des conditions de vieillissement sur la résilience des alliages Al-Si-Cu-Mg de type 319
... Figure 5.16 Impact toughness energy (total absorbed energy, Et, and crack initiation energy, Ej) in industrial alloys after a T7-temper treatment (220°C): (a) non-modified alloys, and (b[r] ...
191
Parameters controlling the ambient and elevated temperature tensile properties of Al-Cu and Al-Si cast alloys
... Using heat treatment enhanced the mechanical properties of the HT200 alloys. Considering the first two heat treatment conditions, S8A and S8W, which comprise solution heat treatment followed by air or water quenching, it ...
219
Electrochemical Behavior of Magnetron-Sputtered Al–Cu Alloy Films in Sulfate Solutions
... and Al–Cu–Mg containing particles in an AA2024 ...et al. stated, “This Cu ion generation mechanism is believed to be a significant factor contributing to the poor corro- sion resistance and ...
9
Electrochemical Behavior of Magnetron-Sputtered Al-Cu Alloy Films in Sulfate Solutions
... and Al–Cu–Mg containing particles in an AA2024 ...et al. stated, “This Cu ion generation mechanism is believed to be a significant factor contributing to the poor corro- sion resistance and ...
10
Assessing the tribocorrosionnext term behaviour of Cu and Al by electrochemical impedance spectroscopy
... [14] Guillaumin V, Mankowski G. Localized corrosion of 2024 T351 Al alloy in chloride media. Corrosion Science 1998;41:421-438. [15] Jorcin J-B, Pébère N, Blanc C. Etude du comportement en corrosion d’alliages ...
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Effect of thermal oxidation on surface chemistry and elemental segregation of Al-Cu-Li alloy
... of Al 2p and Li 1s was performed for each selected oxygen exposure and the accuracy of parameters was ensured by imposing a set of constraints determined from self-consistency of the fitting ...
30
2019 — Machinability of Al-20Mg2Si-Cu metal matrix composite modified with bismuth or barium
... Figure 2.7 Common properties of cutting tool materials (Galoppi et al., 2006). Machinability may be seen as an interactive phenomenon between the work piece (material type and form), the cutting tool (material ...
173
Pipe diffusion ripening of Si precipitates in Al-0.5%Cu-1%Si thin films
... polycrystalline Al films demonstrated that, among successive cycles, the contribution of dislocations to the plastic deformation is significant only during the first one[16, 17] Here, we would like to emphasize ...
18
Influence of metallurgical parameters on the mechanical properties and quality indices of Al-Si-Cu-Mg and Al-Si-Mg casting alloys
... Figure 4.30 and Figure 4.31 show that prolonged solution heat treatment time results in an increase in the values of all the tensile properties and the quality indices of the[r] ...
268