Ultrafine grained al 7075 alloy fabricated by cryogenic

Ultrafine grained al 7075 alloy fabricated by cryogenic

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Our Best Ultrafine grained al 7075 alloy fabricated by cryogenic Products

Nanocrystalline 6061 Al Powder Fabricated by

Nanocrystalline 6061 Al alloy was synthesized by cryogenic milling (cryomilling). Both transmission electron microscopy and X-ray diffraction were used to monitor the change in grain size as a function of milling time. The results of both techniques demonstrated a ...

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Materials Free Full-Text Effects of Machining Velocity

In this study, cryogenic temperature large strain extrusion machining (CT-LSEM) as a novel severe plastic deformation (SPD) method for producing ultra-fine grained (UFG) microstructure is investigated. Solution treated Al 7075 alloy was subjected to CT-LSEM ...

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Mechanical behavior and strengthening mechanisms in

To provide insight into the relationships between precipitation phenomena, grain size and mechanical behavior in a complex precipitation- strengthened alloy system, Al 7075 alloy, a commonly used aluminum alloy, was selected as a model system in the present ...

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Nanocrystalline grain structures developed in commercial

Development of ultrafine grained high strength age hardenable Al 7075 alloy by cryorolling. Materials & Design, Vol. 32, Issue. 6, p. 3150. CrossRef Google Scholar Download full list Google Scholar Citations View all Google Scholar citations for this article. × , ...

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Development of ultrafine grained high strength age

The Al 7075 alloy has been processed at cryogenic temperature and room temperature up to different rolling strains, in the present work, with the objective of developing a processing strategy to ...

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Al 7075 Alloy Produced by Cryogenic Temperature Large Strain

materials Article E ects of Machining Velocity on Ultra-Fine Grained Al 7075 Alloy Produced by Cryogenic Temperature Large Strain Extrusion Machining Xiaolong Yin, Haitao Chen and Wenjun Deng * School of Mechanical and Automotive Engineering, South China

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Cu Alloy (Al 7075) - CORE

Al 7075 alloy, with major alloying elements of Zn, Mg and Cu, was selected for study because of its technological importance and the existing extensive studies on precipitation phenomena in CG Al 7075. An UFG Al 7075 alloy was fabricated via powder

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Superplasticity of Ultra-Fine Grained 7075 Alloy

Superplasticity of Ultra-Fine Grained 7075 Alloy Processed by High-Pressure Torsion p.807 TEM Observation of HPT-Processed Cu-Added Excess Mg-Type Al-Mg-Si Alloys ...

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A Survey of Al7075 Aluminium Metal Matrix Composites

AA7075 aluminium alloy. Welding of the AA7075 alloy is made using GTAW and GMAW with argon as a shielding gas. In [8], JothiSudagar et.al. have investigated Dry sliding wear properties of a 7075-T6 Al alloy coated with Ni-P (h) in

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Development of ultrafine-grained Al 6063 alloy by

Read "Development of ultrafine-grained Al 6063 alloy by cryorolling with the optimized initial heat treatment conditions, materials & design" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your

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Materials Free Full-Text Effects of Machining Velocity

Bonded Repair Optimization of Cracked Aluminum Alloy Plate by Microwave Cured Carbon-Aramid Fiber/Epoxy Sandwich Composite Patch Journals Information For Authors For Reviewers For Editors For Librarians For Publishers For Societies

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A new insight into ductile fracture of ultrafine-grained

Ultrafine-grained Al-Mg alloy sheets were fabricated using different rolling techniques at room and ... Ultrafine-grained Al-Mg alloy sheets were fabricated using different rolling techniques at ...

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Ultrafine Grained Materials III General & Introductory

These proceedings focus on all aspects of the science and technology of ultrafine-grained materials produced by Severe Plastic Deformation (SPD) techniques. Topics include SPD processing and SPD-processed materials, processing and microstructures, microstructural evolution, mechanical and physical properties, superplasticity, computational and analytical modeling, new SPD technologies and ...

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(PDF) ULTRAFINE GRAINED AL 7075 ALLOY FABRICATED

Ultrafine grained Al 7075 alloy fabricated by cryogenic temperature large strain extrusion machining combined with aging treatment Article (PDF Available) in Materials Science and Engineering A ...

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"Mechanical Behavior and Strengthening Mechanisms in

To provide insight into the relationships between precipitation phenomena, grain size and mechanical behavior in a complex precipitation- strengthened alloy system, Al 7075 alloy, a commonly used aluminum alloy, was selected as a model system in the present study. Ultrafine-grained (UFG) bulk materials were fabricated through cryomilling, degassing, hot isostatic pressing and extrusion ...

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(PDF) Development of ultrafine grained Al 7075 by

Development of ultrafine grained Al 7075 by cryogenic temperature large strain extrusion machining Article (PDF Available) in Journal of Materials Research 33(20):3449-3457 · September 2018 with ...

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Synthesis of high strength aluminum alloys in the

High strength aluminum (Al) alloys were prepared by rapid solidification method in the AlNiLa system. Microstructural characterizations show that all the investigated AlNiLa alloys are comprised of Al, rod-like Al 3 Ni, and blocky Al 11 La 3 phases, of which the

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Influence of the processing temperature on the microstructure, texture and hardness of the 7075 aluminium alloy fabricated

The 7075 alloy is an Al-Zn-Mg-Cu wrought age-hardenable aluminium alloy widely used in the aeronautical industry. ... Severe plastic deformation (SPD) is one of the most effective ways to produce ultrafine grained (UFG) materials, with a mean grain size smaller ...

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DeepDyve - Backward can extrusion of ultra-fine-grained

Read "Backward can extrusion of ultra-fine-grained bulk AlMg alloy fabricated by cryomilling and hydrostatic extrusion, Journal of Materials Processing Technology" on DeepDyve, the largest online rental service for scholarly research with thousands of academic

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Surface Layer Modification by Cryogenic Burnishing of Al

Surface Layer Modification by Cryogenic Burnishing of Al 7050-T7451 Alloy and Validation with FEM-based ... Pu Z, Yang S, Song GL, Dillon Jr. OW, Puleo DA and Jawahir IS. Ultrafine-grained surface layer on Mg-Al-Zn alloy produced by cryogenic burnishing ...

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Materials Science and Engineering: A Vol 762, 5 August

Ultrafine grained Al 7075 alloy fabricated by cryogenic temperature large strain extrusion machining combined with aging treatment Xiaolong Yin, Wenjun Deng , Yinhui Zou, Jiayang Zhang Article 138106 Download PDF Article preview select article Creep ...

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Ultrahigh cryogenic strength and exceptional ductility in

Ultrahigh cryogenic strength and exceptional ductility in ultrafine-grained CoCrFeMnNi high-entropy alloy with fully recrystallized structure Author links open overlay panel S.J. Sun a b Y.Z. Tian c X.H.

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A new insight into ductile fracture of ultrafine-grained

Ultrafine-grained Al-Mg alloy sheets were fabricated using different rolling techniques at room and cryogenic temperatures. It is proposed for the first time that features of the microstructure near the fracture surface can be used to explain the ductile fracture post ...

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Improvement of Fracture Toughness (K1c) of 7075 Al

The Al 7075 alloy was rolled for different thickness reductions (40% and 70%) at cryogenic temperature and its mechanical, fracture toughness properties were studied. The microstructural characterization of the alloy was carried out by using Optical microscopy

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Scilit Article - Preparation of Ultrafine-Grained

In this study, the cryogenic orthogonal machining technique was implemented to fabricate chips that have an abundant UFG microstructure. Solution-treated Al-7075 bulk has been processed in cryogenic temperature (CT) and room temperature (RT) with various

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A new insight into ductile fracture of ultrafine-grained Al-Mg alloys

A new insight into ductile fracture of ultrafine-grained Al-Mg alloys Abstract It is well known that when coarse-grained metals undergo severe plastic deformation to be transformed into nano-grained metals, their ductility is reduced. However, there are no ductile

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Enhanced mechanical properties in ultrafine grained 7075

Enhanced mechanical properties in ultrafine grained 7075 Al alloy Article (PDF Available) · February 2005 with 234 Reads How we measure 'reads' A 'read' is counted each time someone views a ...

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Effects of Machining Velocity on Ultra-Fine Grained Al

In this study, cryogenic temperature large strain extrusion machining (CT-LSEM) as a novel severe plastic deformation (SPD) method for producing ultra-fine grained (UFG) microstructure is investigated. Solution treated Al 7075 alloy was subjected to CT-LSEM ...

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Tensile and impact-toughness behaviour of cryorolled Al

Tensile and impact-toughness behaviour of cryorolled Al 7075 alloy The Al 7075 alloy was rolled for different thickness reductions (40% and 70%) at cryogenic (liquid nitrogen) temperature and its mechanical properties were studied by using tensile testing, hardness, and Charpy impact testing.

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Ultrafine grained Al 7075 alloy fabricated by cryogenic

The commercial Al 7075 circular tube in T6 state with the outer diameter of 70 mm and the thickness of 6 mm was served as the workpiece. The normal chemical composition of this alloy is shown in Table 1.The experimental setup of LSEM is illustrated in Fig. 4, in which the chip compression ratio λ can be obtained by adjusting the thickness of shims.

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Effect of Heat Treatment on Mechanical Properties of

It is the objective of this study to investigate the effect of ECAP processing and heat treatment on the mechanical properties of the UFG 7075 alloy. Also the effect of post ECAP heat treatment is investigated. The alloy is processed by ECAP after annealing as well ...

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The achievement of high strength in an Al 6061 alloy by

The ultrafine-grained Al 6061 alloy, which was fabricated by the combination of cryogenic rolling with warm rolling, achieved high ultimate tensile strength of 420 MPa. Compared with the results by other severe plastic deformation methods, the strengthening effect by ...

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