Journal ArticleDOI
Effect of welding parameters on microstructure and mechanical properties of friction stir welded joints of a super high strength Al–Zn–Mg–Cu aluminum alloy
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In this article, the effect of welding parameters on the microstructure and mechanical properties was investigated and it was observed that the grain size of the nugget zones decreased with the increasing welding speed or decreasing tool rotation rate.About:
This article is published in Materials & Design.The article was published on 2015-02-15. It has received 78 citations till now. The article focuses on the topics: Welding & Heat-affected zone.read more
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Friction stir welding/processing of metals and alloys: A comprehensive review on microstructural evolution
Akbar Heidarzadeh,Sergey Mironov,Rustam Kaibyshev,Gürel Çam,Aude Simar,Adrian P. Gerlich,Farzad Khodabakhshi,Amir Mostafaei,David P. Field,Joseph D. Robson,Alexis Deschamps,Philip J. Withers +11 more
TL;DR: In this article, a comprehensive understanding of the fundamentals of the microstructural evolution during FSW/P has been developed, including the mechanisms underlying the development of grain structures and textures, phases, phase transformations and precipitation.
Journal ArticleDOI
Prospects of laser beam welding and friction stir welding processes for aluminum airframe structural applications
TL;DR: In this article, laser beam welding (LBW) and friction stir welding (FSW) are applied to high-strength aluminum alloys used in aircraft industry and displays their advantages compared with the riveting technique regarding structural integrity, weight and material savings.
Journal ArticleDOI
Hot deformation behavior and constitutive equation of a new type Al–Zn–Mg–Er–Zr alloy during isothermal compression
TL;DR: In this paper, a comprehensive and scientific constitutive models based on the Arrhenius type equation have been developed from the experimentally measured data, where the deformation temperature and strain rate have significant effect on flow stress and the material constants, such as α, β, n, ln A and Q are the functions of the strain.
Journal ArticleDOI
Effect of Friction Stir Processing on Pitting Corrosion and Intergranular Attack of 7075 Aluminum Alloy
M. Navaser,Masoud Atapour +1 more
TL;DR: In this paper, the effect of friction stir processing (FSP) on the pitting corrosion and the intergranular attack of 7075 aluminum alloy was investigated, and three friction stir processed samples were produced by employing a constant tool travel speed of 100mm/min at the rotating speeds of 630, 1000 and 1600 rpm.
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Investigation of stationary shoulder friction stir welding of aluminum alloy 7075-T651
TL;DR: In this article, a static shoulder friction stir welding (SSFSW) joint was successfully performed on 7075-T651 aluminum alloy and defect-free joints with smooth weld surface were obtained.
References
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Friction Stir Welding and Processing
Rajiv S. Mishra,Zongyi Ma +1 more
TL;DR: Friction stir welding (FSW) is a relatively new solid-state joining process that is used to join high-strength aerospace aluminum alloys and other metallic alloys that are hard to weld by conventional fusion welding as discussed by the authors.
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Recent advances in friction-stir welding : Process, weldment structure and properties
TL;DR: In this article, the authors deal with the fundamental understanding of the process and its metallurgical consequences, focusing on heat generation, heat transfer and plastic flow during welding, elements of tool design, understanding defect formation and the structure and properties of the welded materials.
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Recent development in aluminium alloys for aerospace applications
TL;DR: In this article, the authors investigated new processing routes and new alloy chemistries for aircraft materials, which offer major improvements in ductility, toughness, fatigue performance and in reduction of residual stress in large dimension plate and sheet products.
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Microstructural investigation of friction stir welded 7050-T651 aluminium
TL;DR: In this paper, the grain structure, dislocation density and second phase particles in various regions including the dynamically recrystallized zone (DXZ), thermo-mechanically affected zone (TMAZ), and heat-affected zone (HAZ) of a friction stir weld aluminum alloy 7050-T651 were investigated and compared with the unaffected base metal.
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Properties of friction-stir-welded 7075 T651 aluminum
TL;DR: Friction stir welding (FSW) was used to weld 7075 T651 aluminum, an alloy considered essentially unweldable by fusion processes as discussed by the authors, which exposed the alloy to a short time, high-temperature spike, while introducing extensive localized deformation.