Effects of pre-strain and stress level on stress relaxation ageing behaviour of 2195 Al–Li alloy: Experimental and constitutive modelling
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2020.156829
Abstract: Abstract In the present work, the stress relaxation behaviour, mechanical properties and microstructural evolution of 2195 Al–Li alloy with different pre-strains (0%, 2% and 4%) have been experimentally investigated under different initial stress levels at… read more here.
Keywords: pre strain; 2195 alloy; stress relaxation; relaxation ... See more keywords
Influence of post-weld heat treatment on microstructure and mechanical properties of laser beam welded 2195 Al–Li alloy
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DOI: 10.1088/2053-1591/ab1736
Abstract: 2195 Al–Li alloy is welded by using laser beam welding (LBW). Subsequently, the welded joints are treated by solution treatment at 520 °C for 1 h, then aging treatments with different procedures. The influence of… read more here.
Keywords: 2195 alloy; treatment; laser beam; post weld ... See more keywords
A Quasi In-Situ Study on the Microstructural Evolution of 2195 Al-Cu-Li Alloy during Homogenization
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DOI: 10.3390/ma15196573
Abstract: An optimized homogenization process for Al alloy ingots is key to subsequent material manufacturing, as it largely reduces metallurgical defects, such as segregation and secondary phases. However, studies on their exact microstructural evolution at different… read more here.
Keywords: evolution 2195; homogenization; 2195 alloy; microstructural evolution ... See more keywords
A Modified Constitutive Model and Microstructure Characterization for 2195 Al-Li Alloy Hot Extrusion
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DOI: 10.3390/ma16103826
Abstract: The quality of extruded profiles depends largely on accurate constitutive models and thermal processing maps. In this study, a modified Arrhenius constitutive model for homogenized 2195 Al-Li alloy with multi-parameter co-compensation was developed and further… read more here.
Keywords: constitutive model; 2195 alloy; microstructure characterization; alloy ... See more keywords
New Technique to Repair Keyhole of 2195 Al-Li Alloy Friction Stir Welding Joints
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DOI: 10.3390/ma17143418
Abstract: Aiming at the repairing of keyhole defects after friction stir welding of complex structures, a new method combined with tungsten inert gas welding (TIG) and friction stir processing (FSP) was proposed. The results showed that… read more here.
Keywords: stir welding; 2195 alloy; friction stir; friction ... See more keywords
The Correlation between Texture Evolution and Recrystallization Behavior during Rheologic Forming of 2195 Al–Li Alloy Cylindric Shell
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DOI: 10.3390/met13050853
Abstract: Spinning extrusion forming (SEF) is a type of rheologic forming process for making complex structured aerospace components, such as ribbed cylindric shells. However, our understanding of the texture evolution and recrystallization behavior during the SEF… read more here.
Keywords: texture; recrystallization; 2195 alloy; rheologic forming ... See more keywords
Effect on the Property of 2195 Al-Li Alloy Laser-Welded Joints with Different Filler Materials
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DOI: 10.3390/met13050958
Abstract: In order to improve the performance of welded joints in Al-Li alloys, butt joints consisting of 2 mm thick 2195-T8 Al-Li alloy plates are fabricated by laser beam welding with different filler wires in this… read more here.
Keywords: different filler; laser; 2195 alloy; welded joints ... See more keywords