Equal channel angular Al alloy
Microstructure and Texture Evolution of the Al 20Sn Alloy Processed by Equal Channel Angular Pressing Using Route C
... an Al-20Sn (mass % ) alloy processed by Equal Channel Angular Pressing is ...deformed alloy have been ...that Al grains, suffered the highest degree of deformation during ...
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Equal Channel Angular Pressing of Aluminium Alloy 5083 using different die geometries
... A commercial grade aluminium magnesium alloy (AA 5083) with chemical composition 4.4 wt% Mg–0.7 wt% Mn–0.15 wt% Cr–Al was used as the processing material in this study. Specimens of length 95mm and cross ...
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Ultrafine grained plates of Al-Mg-Si alloy obtained by Incremental Equal Channel Angular Pressing : microstructure and mechanical properties
... peak-aged alloy revealed the UTS of 213 MPa, while after one extrusion and then aging this value increased about 35 ...of Al-Mg-Si alloy, [74] but also changes in precipitates sequence can be ...
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Influence of Processing Regimes on Fine Grained Microstructure Development in an Al Mg Sc Alloy by Hot Equal Channel Angular Pressing
... To avoid a partial development of coarse recrystallized grains in the present aluminum alloy, some samples were continuously ECAPed up to ¾ = 12 without any interruption at 573 K [see Fig. 1(b)]. The typical ...
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Microstructural evolution in a spray cast aluminum alloy during equal channel angular pressing
... spray-cast Al-7034 alloy was processed by equal-channel angular pressing (ECAP) to a total of 8 passes at 473 K and the pressed samples were examined using transmission electron ...
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Grain Refinement in As Cast 7475 Aluminum Alloy under Hot Equal Channel Angular Pressing
... The alloy used was a 0.16%Zr modified 7475 aluminum alloy with the following chemical composition (in mass%): ...a channel in an L-shaped configuration with an angle of 90 between the two channels and ...
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Strain mapping and nanocrystallite size determination by neutron diffraction in an aluminum alloy (AA5083) severely plastically deformed through equal channel angular pressing
... The specimens of as-cast comercial aluminium alloy AA5083 (93.69% Al; 4.67% Mg; 0.70% Mn; 0.15% Cr) were machined to parallepipedic billets of 9 × 9 × 70 mm. The extrusions were carried out in our 400 kN ...
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Effect of Equal-Channel Angular Pressing Passes on the Corrosion Behavior of 1050 Aluminum Alloy in Natural Seawater
... of Al after developing a passive film on its surface by applying a constant potential of ...annealed alloy, which confirms that that alloy had the worst corrosion ...ECAPed alloy after 4 ...
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Stress Corrosion Behavior of Mg 2 mass% Sn Alloy by Equal Channel Angular Extrusion
... S2-N4 sample with the high second phase volume fraction showed low crack propagation rate. This showed that the ECAE process could efficiently reduce crack propagation rate and enhance stress corrosion resistance. The ...
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Corrosion Passivation in Natural Seawater of Aluminum Alloy 1050 Processed by Equal-Channel-Angular-Press
... Electrochemical experiments were performed by using an Autolab Potentiostat (PGSTAT20 computer controlled) operated by the general purpose electrochemical software (GPES) version 4.9. The CPP curves were obtained by ...
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Superplasticity at Room Temperature in Zn 22Al Alloy Processed by Equal Channel Angular Extrusion
... room temperature was verified in the present investigation. The diffraction spots corresponding to Al and Zn were also observed as shown in Fig. 1(b). In addition, the electron diffraction pattern shows a well-defined ...
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The Effect of Warm Equal Channel Angular Extrusion on Ductility and Twinning in Magnesium Alloy ZK60
... a number of nanostructured metallic materials was found to be extremely poor - the more so, the smaller the grain size. 2) It was shown recently 3) that premature necking in nano- structured fcc materials, such as ...
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Mechanical Properties of Mg Y Zn Alloy Processed by Equal Channel Angular Extrusion
... mass%Zn alloy exhibited the tensile strength of 520 MPa and elongation-to-failure of 2% at room ...Mg–Y–Zn alloy through the exploration of optimum alloy ...mass%Zn) alloy (ASTM designation: ...
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High Strain Rate Superplasticity in an Al Li Mg Alloy Subjected to Equal Channel Angular Extrusion
... 1421 Al. The composition of the alloy is given in Table 1. The alloy was manufactured by direct chill casting followed by solution treatment at 460 ◦ C for 24 ...1421 Al was finally cut into ...
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Microstructural and Mechanical Study of the Al 20Sn (mass%) Alloy Processed by Equal Channel Angular Pressing by Route C
... the alloy will be partly taken by Sn, and therefore, the more Sn added to the alloy, the more energy will be needed to reach the inflection ...in Al alloys would inhibit the formation of dislocation ...
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Effect Of Equal Channel Angular Pressing On Microstructure And Mechanical Properties On Non Dendritic LM25 Aluminium Alloy
... by equal channel angular pressing (ECAP) ...et al. (2016), the effect of equal channel angular pressing of Al- 7075 alloy on the fracture toughness is ...
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Microstructure and its Relationship to Mechanical Properties in Equal Channel Angular Rolled Al6061 Alloy Sheets
... et al [32] showed that the contribution of some precipitation to the strengthening during the ECAP process, however, seems to be small compared with that of substructure refinement to the ...
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Deformation Heterogeneities in Equal Channel Angular Pressing
... the number of passes. In the central part of the billet the microstructure (grain size, aspect ratio, grain shape preferred orientation) does not change systematically in Y-direction (along the height), except in the ...
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Hot and Cold Tensile Behavior of Al 6061 Produced by Equal Channel Angular Pressing and Subsequent Cold Rolling
... aluminum alloy was subjected to severe plastic deformation via the combination of equal channel angular pressing (ECAP) and cold rolling (CR) in order to refine its microstructure and to ...
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Effect Of Heat Treatment On Mechanical Properties Of Equal Channel Angular Pressing (ECAP) Processed A356 Aluminium Alloy
... of Al– 1% Mg (a) in the untreated condition and subsequently processing by ECAP at room temperature utilizing route BC through (b) 1, (c) 2, (d) 4, (e) 6, (f) 8 and (g) 12 passes: the grain colours relate to the ...
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