Advances in ultrasonic welding of lightweight alloys: A review
The lightweight alloy sheet materials have been widely used in industries such as automobiles, aviation, and aerospace. However, there are huge challenges in the structural joining process.
Abbas Zeshan +4 more
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The sub-grains coarsening and low melting point eutectic are the internal causes of cracking of single crystal super-alloys in welding. Aiming to overcome two internal causes, in this paper, the effect of ultrasonic pulse arc welding on the grains, sub ...
Yajie Wang +7 more
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Interface Microstructures and Bond Formation in Ultrasonic Consolidation [PDF]
The quality of ultrasonically consolidated parts critically depends on the bond quality between individual metal foils. This necessitates a detailed understanding of interface microstructures and ultrasonic bonding mechanism.
Adams, B. L. +5 more
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Mechanism and Influencing Factors of Frictional Energy Dissipation in Multilayer Ultrasonic Welding
In multilayer ultrasonic welding, the sonotrode presses on metal sheets and drives the sheets to produce ultrasonic vibration. Then, each contact interface generates heat, produces plastic deformation, and forms solid-state bonding.
MA Zunnong, ZHANG Yansong, ZHAO Yixi
doaj +1 more source
Improving Linear Weld Density in Ultrasonically Consolidated Parts [PDF]
Ultrasonic consolidation is a novel additive manufacturing process with immense potential for fabrication of complex shaped three-dimensional metallic objects from metal foils.
George, J. +4 more
core +1 more source
Technology of thermal welding with ultrasonic weld joint treatment as applied to NPP formworks
Increasing the strength, reliability and durability of welded structures is an important problem in welding engineering. A significant influence is exerted by residual stresses.
S.I. Minin
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Investigation on welding defects of alloys using TIG and MIG welding
This study is to look at the welding procedures of tungsten inert gas (TIG) and metal inert gas (MIG). This study focuses on welding flaws with different types of welding joints for AISI-1020 mild steel when welding with tungsten inert gas (TIG) and ...
Syed Rashedul Haque
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Multi-Material Ultrasonic Consolidation [PDF]
Ultrasonic consolidation (UC) is a recently developed direct metal solid freeform fabrication process. While the process has been well-demonstrated for part fabrication in Al alloy 3003 H18, including with intricate cooling channels, some of the ...
Janaki Ram, G. D. +2 more
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Residual stress measurement round robin on an electron beam welded joint between austenitic stainless steel 316L(N) and ferritic steel P91 [PDF]
This paper is a research output of DMW-Creep project which is part of a national UK programme through the RCUK Energy programme and India's Department of Atomic Energy.
A.K. Bhaduri +57 more
core +3 more sources
The Effect of Ultrasonic Energy on Joint Characterization in Ultrasonic Spot Welding Multilayer Tabs Used in Lithium-ion Battery Manufacturing [PDF]
Lithium-ion battery for electric vehicles contains a large number of battery tabs with multiple and thin sheets. Dissimilar metals are often used for different electrodes, for example, the copper and nickel are often used for negative electrode and the ...
Ma Z.N., Zhang Y.S.
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