Results 11 to 20 of about 3,727 (202)

Numerical Analysis of Electron Beam Welding Deformation for the Vacuum Vessel Lower Port Stub of 316L Stainless Steel

open access: yesMetals, 2022
The China Fusion Engineering Test Reactor vacuum vessel has strict tolerances requirements and a large number of fully penetrated joints in the manufacturing and assembly processes.
Haibiao Ji   +7 more
doaj   +1 more source

Control of surface defects on plasma-MIG hybrid welds in cryogenic aluminum alloys

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2015
Lately, high production rate welding processes for Al alloys, which are used as LNG FPSO cargo containment system material, have been developed to overcome the limit of installation and high rework rates.
Hee-Keun Lee   +3 more
doaj   +1 more source

Optimization of Friction Stir Spot Welding Parameters of Al6061T6 by Hybrid Approached

open access: yesمجلة النهرين للعلوم الهندسية, 2023
The most important way for joining the non-welding aluminum alloy is Friction stir spot welding. Three parameters effect on efficiency of welding: tool shape, rotational speed, and plunged time, are chosen to study for welding 6061T6 aluminum alloy ...
Rasha Mohammed Hussein   +3 more
doaj   +1 more source

Corrosion Behavior of High-Nitrogen Steel Hybrid Welded Joints Fabricated by Hybrid Laser–Arc Welding

open access: yesMaterials, 2023
To study the corrosion mechanism of high-nitrogen steel welds, this study investigated the effects of laser outputs on the corrosion behavior of high-nitrogen steel hybrid welded joints in hybrid laser–arc welding. The relationship between the ferrite content and laser output was characterized.
You, Xianxian   +5 more
openaire   +2 more sources

Orbital Ultrasonic Welding of Ti-Fittings to CFRP-Tubes

open access: yesJournal of Manufacturing and Materials Processing, 2021
Hybrid structures are important for the automotive and aeronautical industry as they have the potential to reduce vehicle or aircraft weight and to improve fuel efficiency.
Moritz Liesegang   +3 more
doaj   +1 more source

Cold metal transfer (CMT) technology - An overview

open access: yesDefence Technology, 2018
Cold Metal Transfer technology has revolutionized the welding of dissimilar metals and thicker materials by producing improved weld bead aesthetics with controlled metal deposition and low heat-input.
S. Selvi, A. Vishvaksenan, E. Rajasekar
doaj   +1 more source

Microstructure and Mechanical Properties of Resistance Heat-Assisted High-Power Ultrasonic Dissimilar Welded Cu/Al Joint

open access: yesMetals, 2019
The Cu/Al dissimilar joint, welded by high-power ultrasonic welding technology, is still facing challenges despite the significant research attention it has attracted. In this work, the microstructure and mechanical properties of resistance heat-assisted
Huan Li, Biao Cao
doaj   +1 more source

Hybrid resistance-laser spot welding of aluminum to steel dissimilar materials: Microstructure and mechanical properties

open access: yesMaterials & Design, 2022
In this work, an innovative hybrid resistance spot-laser welding process, which first conducts resistance spot welding of aluminum and steel dissimilar materials, followed by laser spot welding, is proposed to join aluminum to steel.
Mingfeng Li   +4 more
doaj   +1 more source

Droplet Transfer Induced Keyhole Fluctuation and Its Influence Regulation on Porosity Rate during Hybrid Laser Arc Welding of Aluminum Alloys

open access: yesMetals, 2021
Hybrid laser arc welding (HLAW) features advantages such as higher welding speed and gap tolerance as well as smaller welding deformation and heat-affected zone than arc welding.
Leilei Wang   +3 more
doaj   +1 more source

Quality monitoring of hybrid welding processes: A comprehensive review [PDF]

open access: yesArchives of Control Sciences
Hybrid welding processes have gained significant attention due to their high efficiency and exceptional welding properties. However, there are still significant technological challenges in achieving consistent quality and suppressing welding defects.
Solomon Habtamu Tessema, Dariusz Bismor
doaj   +1 more source

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