Co-extrusion of dissimilar AA6063/AA7075 by porthole die at various temperatures
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.06.068
Abstract: Abstract The dissimilar AA6063/AA7075 plate was fabricated by porthole die co-extrusion method, and the effects of extrusion temperature on microstructure and mechanical properties were investigated. The results showed that the sound AA6063/AA7075 welding interface without… read more here.
Keywords: aa6063 aa7075; porthole die; dissimilar aa6063; temperature ... See more keywords
Microstructural evolution and mechanical properties of welding seams in aluminum alloy profiles extruded by a porthole die under different billet heating temperatures and extrusion speeds
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2017.04.030
Abstract: Abstract Porthole die extrusion process of aluminum alloy profiles is a hot deformation process involving solid state welding. Microstructural evolution of welding seams is the key factor to determine mechanical properties of extruded profiles. In… read more here.
Keywords: billet heating; welding seams; porthole die; aluminum alloy ... See more keywords
Fabrication of Al/Mg/Al laminate by a porthole die co-extrusion process
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DOI: 10.1016/j.jmatprotec.2018.03.027
Abstract: Abstract A porthole die co-extrusion (PCE) process was proposed to fabricate the Al/Mg/Al laminate. The results showed that the laminate was successfully extruded without voids or cracks on the Al/Mg interface. The transition layer was… read more here.
Keywords: porthole die; process; die extrusion; laminate ... See more keywords
Microstructure and texture evolution during porthole die extrusion of Mg-Al-Zn alloy
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DOI: 10.1016/j.jmatprotec.2018.05.003
Abstract: Abstract This study reports the formation mechanism of inhomogeneous microstructure in AZ31 Mg alloy extruded by porthole die. Two streamlines corresponding to welding and matrix zones of the extruded profile were focused, and the evolution… read more here.
Keywords: porthole die; alloy; microstructure texture; texture ... See more keywords
Simulation Analysis of Porthole Die Extrusion Process and Die Structure Modifications for an Aluminum Profile with High Length–Width Ratio and Small Cavity
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DOI: 10.3390/ma11091517
Abstract: The design of a porthole die is one of the key technologies for producing aluminum profiles. For an aluminum profile with high length–width ratio and small cavity, it is difficult to control the metal flow… read more here.
Keywords: length; die; porthole die; small cavity ... See more keywords
Microstructure and Its Influence on the Welding Quality of 6063 Aluminum Alloy Porthole Die Extrusion
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DOI: 10.3390/ma14216584
Abstract: Extrusion experiments and 3D numerical modeling were conducted to investigate the dynamic recrystallization and welding quality of a 6063 aluminum alloy hollow square tube extruded by a porthole die at the ram speeds of 3… read more here.
Keywords: quality; porthole die; aluminum alloy; quality 6063 ... See more keywords