Cu/Al
Superplasticity of Cu Al Mn Ni Shape Memory Alloy
... It is known that superplasticity can be obtained at a suitable temperature and strain rate in a fine grain size specimen, and superplastic behavior has been reported in several Cu-Al and Cu-Zn alloys. ...
5
Experimental Investigation of the Early Stage of Precipitation on Binary Al Li, Al Cu Alloys and Ternary Al Li Cu Alloys by Means of Atom Probe Tomography
... an Al-based alloy has been performed based on the understanding of the relationships among compositions, processing, microstruc- tural characteristics and ...the Al-Cu, Al-Li and ...
20
Statistical Description of Mechanical Stabilization of Cu Al Ni Martensite
... Mechanical stabilization of the martensitic phase is observed in several shape memory alloys as Ni–Ti, Ni–Ti– Nb, Cu–Al–Zn–Mn, Cu–Al–Ni and others. 1–7) This phenom- enon occurs when the ...
7
Viscosity and volume properties of the Al-Cu melts
... The viscosity of Cu-Al alloys rich in aluminum is studied in more detail. Nevertheless, referred to as the most reliable data on temperature dependences of the viscosity of copper-aluminum melts in the ...
7
Effect of (Al-Ni) & (Cu-Ni) Concentrations Ratios on the Hardness and Porosity of Ternary (Cu- Al-Ni) Smart Alloys
... There are several types of smart alloys are present. Of them, the alloys which are applied the most and the widely used ones are (Ni-Ti) smart alloys, but as a result of their high cost, their need for non-traditional ...
13
Elasticity Study of Nanostructured Al and Al Si(Cu) Films
... in Al films is minimal at zero bias-voltage. 14) Target materials were 5N Al and Al-1 mass% ...mass% Cu (Al-Si(Cu), hereafter). Deposition of Al-Si(Cu) by vacuum ...
6
A model for the yield strength of Al Zn Mg Cu alloys
... strengths ranging from 400 to 600 MPa. All but one of the microstructural and reaction rate parameters in the model are determined on the basis of microstructural data, with one parameter fitted to yield strength data. ...
36
Precipitation hardening in Al Cu Mg alloys revisited
... an Al-4wt%Cu- ...in Al-Cu-Mg alloys are observed, separated by a ...of Al-Cu-Mg alloys are formation of Guinier-Preston-Bagaryatsky (GPB) zones [1], Cu-Mg co- clusters ...
12
Strength modelling of Al Cu Mg Type alloys
... Wrought aluminium alloys are commonly classified into heat-treatable and non-heat- treatable alloys. Heat-treatable alloys respond to heat treatment and develop high strength via precipitation hardening. Examples are ...
229
Thermal-Chemical Characteristics of Al-Cu Alloy Nanoparticles
... fragmentize the shell and led to a global combustion event [36]. From the DSC/TGA data and the identified first-stage reaction, Eq.(1), it appears plausible that the melting of Al-Cu alloy nanoparticles ...
30
Melting of Pb Nanocrystals Embedded in Al, Si, and Cu Matrices
... To this end, we have synthesized Pb NCs embedded in crystalline Si, Al, and Cu matrices by using high-fluence ion implantation and subsequent annealing. Previous in- vestigations show that the ion ...
9
Room Temperature Oxidation of Al-Cu-Fe and Al- Cu-Fe-Cr Quasicrystals
... of Al-Cu-Fe-Cr quasicrystal and the ternary Al-Cu-Fe quasicrystalline and crystalline ...the Al, enrichment in the concentration of Al present at the surface upon oxidation, ...
8
Microstructure and precipitation in Al Li Cu Mg (Mn, Zr) alloys
... Hot rolled Al-6Li-1Cu-1Mg-0.2Mn (at.%) (Al-1.6Li-2.2Cu-0.9Mg-0.4Mn, wt.%) and Al-6Li-1Cu-1Mg-0.03Zr (at.%) (Al-1.6Li-2.3Cu-1Mg-0.1Zr, wt.%) alloys developed for age forming were studied by ...
28
DSC study of precipitation in an Al–Mg–Mn alloy microalloyed with Cu
... strengthening Al-Cu-Mg alloys from ...the Cu solubility is predicted to be less than ...of Cu available for S phase formation is the presence of Fe, which can combine in some alloys with ...
10
Characterisation of the precipitation in Al Li Cu Mg (Mn, Zr) alloys
... of Al appears to be incorporated in the Cu/Mg rich ...of Al in small particles has already been reported by several authors [14, 15] and might be attributed to trajectory ...in Al can be ...
14
Two types of S phase precipitates in Al Cu Mg alloys
... with Al matrix, thus Type I would be expected to be a slightly distorted version of the equilibrium S phase structure, with dislocations accommodating the strains at the interfaces with the ...of Cu and Mg ...
11
The Correlation between Electrochemical Corrosion Resistance and Mechanical Strength of As-Cast Al-Cu and Al-Si Alloys
... the Al-Cu and Al-Si alloys samples with a dendritic spacing of 15m, it can be seen that the resulting current densities are similar (about 4 to ...the Al-Cu alloy tends to have the CR ...
15
Fabrication and Testing of Al-Cu-B4C Composite by Mechanical Alloying
... [11] Al-Rawajfeh ...of Cu resulted in a linear increase of the hardness, and substantial reduction in the grain size, slight reduction the impact energy, substantial increase in the flow stress at ...
7
Fluxless Bonding of Ni P/Cu Plated Al Alloy and Cu Alloy with Lead Free Sn Cu Foil
... Al and Cu alloys have been often used as a material for a heat sink and a heat spreader of many electronics products. In the case of a power semiconductor module, a calorific value from a power semiconductor ...
6
Processing Of Al-Cu-Fe Single Grains
... the Al-Cu-Fe quasicrystalline phase (y phase) is complex and conventional crystal growth techniques like the Bridgman and Czochralski methods are not applicable in preparation of large ...
12