Journal ArticleDOI
Strength, grain refinement and solute nanostructures of an Al–Mg–Si alloy (AA6060) processed by high-pressure torsion
Gang Sha,K. Tugcu,Xiaozhou Liao,Patrick Trimby,Maxim Yu. Murashkin,Ruslan Z. Valiev,Ruslan Z. Valiev,Simon P. Ringer +7 more
TLDR
In this paper, the effects of high pressure torsion (HPT) processing on an Al-Mg-Si alloy (AA6060) have been investigated comprehensively, and it was shown that the processing temperature has complex effects on the strength, grain refinement and solute nanostructures of the alloy.About:
This article is published in Acta Materialia.The article was published on 2014-01-15. It has received 127 citations till now. The article focuses on the topics: Grain boundary strengthening & Grain boundary.read more
Citations
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Review on superior strength and enhanced ductility of metallic nanomaterials
TL;DR: In this article, the authors present an overview of experimental data and theoretical concepts addressing the unique combination of superior strength and enhanced ductility of metallic nanomaterials, and consider the basic approaches and methods for simultaneously optimizing their strength and ductility, employing principal deformation mechanisms, crystallographic texture, chemical composition as well as second-phase nano-precipitates, carbon nanotubes and graphene.
Journal ArticleDOI
Structural evolutions of metallic materials processed by severe plastic deformation
TL;DR: In this paper, a comprehensive review on important micro-structural evolutions and major microstructural features induced by SPD processing in single-phase metallic materials with face-centered cubic structures, body-centered cylindrical structures, and hexagonal close-packed structures, as well as in multi-phase alloys is provided.
Journal ArticleDOI
High-entropy Al0.3CoCrFeNi alloy fibers with high tensile strength and ductility at ambient and cryogenic temperatures
Dongyue Li,Chengxin Li,Tao Feng,Yidong Zhang,Gang Sha,John J. Lewandowski,Peter K. Liaw,Yong Zhang +7 more
TL;DR: In this paper, high-entropy alloys (HEAs) are multi-component systems based on novel alloy composition designs with entropy maximization They feature an array of unique mechanical properties when compared with traditional alloys.
Journal ArticleDOI
Optimization of electrical conductivity and strength combination by structure design at the nanoscale in Al–Mg–Si alloys
Xavier Sauvage,Elena V. Bobruk,Elena V. Bobruk,M. Yu. Murashkin,M. Yu. Murashkin,Y. Nasedkina,Nariman A. Enikeev,Nariman A. Enikeev,Ruslan Z. Valiev,Ruslan Z. Valiev +9 more
TL;DR: In this paper, the contribution of ultrafine grains and nanoscaled precipitates has been investigated in the Al-Mg-Si system to optimize the combination of strength and electrical conductivity.
Journal ArticleDOI
Segregation assisted grain boundary precipitation in a model Al-Zn-Mg-Cu alloy
Huan Zhao,Frédéric De Geuser,Alisson Kwiatkowski da Silva,Agnieszka Szczepaniak,Baptiste Gault,Dirk Ponge,Dierk Raabe +6 more
TL;DR: In this article, the authors investigated the sequence of precipitation on grain boundaries in comparison to the bulk in a model Al-Zn-Mg-Cu alloy and quantified the difference in kinetics between grain boundary and bulk precipitation.
References
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Journal ArticleDOI
Principles of equal-channel angular pressing as a processing tool for grain refinement
TL;DR: In this article, a review examines recent developments related to the use of ECAP for grain refinement including modifying conventional ECAP to increase the process efficiency and techniques for up-scaling the procedure and for the processing of hard-to-deform materials.
Book
Properties and selection : nonferrous alloys and special-purpose materials
TL;DR: The ASM Handbook as discussed by the authors provides a comprehensive and authoritative single-volume reference on nonferrous metals and alloys, with particular emphasis on aluminum, titanium, copper, and magnesium.
Journal ArticleDOI
Using high-pressure torsion for metal processing: Fundamentals and applications
TL;DR: High pressure torsion (HPT) is a well-known technique for metal forming as discussed by the authors, where samples are subjected to a compressive force and concurrent torsional straining.
Journal ArticleDOI
The precipitation sequence in Al–Mg–Si alloys
TL;DR: In this article, the fine-scale precipitation that occurs during age hardening of Al alloy 6061 has been studied using differential scanning calorimetry (DSC), APFIM and transmission electron microscopy (TEM).
Journal ArticleDOI
Simultaneously Increasing the Ductility and Strength of Nanostructured Alloys
TL;DR: In this article, the authors reported a strategy to simultaneously increase the ductility and strength of bulk nanostructured materials, by engineering very small second-phase particles into a nanometre Al alloy matrix, while further gaining rather than sacrificing its yield strength.