Results 51 to 60 of about 2,117,850 (329)

A comparative study of microstructure and corrosion resistance in DP980 steel joints under different laser welding method

open access: yesJournal of Materials Research and Technology, 2023
Three different laser welding methods were used to welding 2 mm DP980 steel butt joint, which were laser welding, laser-TIG hybrid welding and laser powder feeding (CoCrNi) welding respectively.
Shengli Liu   +4 more
doaj  

Vacuum brazing of titanium alloy to stainless steel enhance by fiber laser surface texturing

open access: yesJournal of Mechanical Engineering and Sciences, 2021
A method for improving the brazing joining strength of Titanium alloy/Stainless steel fabricated through fibre laser surface texturing is introduced because it is a simple process that does not require the fabrication of complicated ...
A.J. Sulaiman H   +5 more
doaj   +1 more source

The Characteristics of Laser Welding of a Thin Aluminum Tab and Steel Battery Case for Lithium-Ion Battery

open access: yes, 2020
During lithium-ion battery packing, joining between battery cases and tabs is challenging for manufacturers due to dissimilar materials of the battery case and the tab, as well as their thicknesses.
L. Trinh, Dongkyoung Lee
semanticscholar   +1 more source

Residual Stress in Laser Welding of TC4 Titanium Alloy Based on Ultrasonic laser Technology

open access: yesApplied Sciences, 2018
Laser welding is widely used in titanium alloy welding due to its high energy density, small heat affected zone, and rapid processing ability. However, problems with laser welding, such as deformation and cracking caused by residual stress, need to be ...
Yu Zhan   +3 more
doaj   +1 more source

Effects of Sc on laser hot-wire welding performance of 7075 aluminum alloy

open access: yesMaterials Research Express, 2020
In order to clarify the effects of Sc modification on laser hot-wire welding performance of 7075 high strength aluminum alloys, the changing rules of weld formation, microstructure, element loss, mechanical performances and pores of weld joints were ...
Shichun Li   +5 more
doaj   +1 more source

Effects of reinforcing elements on the performance of laser transmission welding process in polymer composites: a systematic review [PDF]

open access: yes, 2016
The laser transmission welding was initially introduced to join thermoplastic sheet film and moulded objects. However, presently this welding technique has been brought to the industrial applications to join polymer composites.
Al-Oqla, Faris M.   +5 more
core   +1 more source

Laser spot welding of laser textured steel to aluminium [PDF]

open access: yes, 2017
Laser welding of dissimilar metals (steel and aluminium) was investigated with the aim to increase the maximum tensile shear load of the Fe-Al joints.
Dunn, Andrew   +6 more
core   +2 more sources

Recognition of DC01 Mild Steel Laser Welding Penetration Status Based on Photoelectric Signal and Neural Network

open access: yesMetals, 2023
Achieving online inspection and recognition of laser welding quality is essential for intelligent industrial manufacturing. The weld penetration status is an important indicator for assessing the welding quality, and the optical signal is the most common
Yue Niu, Perry P. Gao, Xiangdong Gao
doaj   +1 more source

Computational Techniques in Numerical Simulations of Arc and Laser Welding Processes

open access: yesMaterials, 2020
The article presents a comparison of modern computational techniques used in numerical analyses of welding processes. The principles of the “transient” technique calculations with a moving heat source, the “macro-bead” (MBD) technique, with an imposed ...
T. Kik
semanticscholar   +1 more source

Transmission laser welding of similar and dissimilar semiconductor materials [PDF]

open access: yesarXiv, 2022
Laser micro-welding is an advanced manufacturing method today applied in various domains. However, important physical limitations have prevented so far to demonstrate its applicability in silicon and other technology-essential semiconductors. Concentrating on circumventing the optical limits on the deliverable energy density at interfaces between ...
arxiv  

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