Results 1 to 10 of about 3,727 (202)

Welding Characteristic Analysis of Hybrid Welding on 2014 Aluminum Alloy

open access: yesInternational Journal of Electrochemical Science, 2013
The experiment of TIG arc and laser high-frequency pulse TIG hybrid welding for 2014 aluminum alloy with the thickness of 7mm were carried out. Through the two welding processes experiments, the correlation between welding process and joints structure as
Zongyu Gao   +4 more
doaj   +2 more sources

Efficient Multi-Material and High Deposition Coating including Additive Manufacturing by Tandem Plasma Transferred Arc Welding for Functionally Graded Structures

open access: yesMetals, 2022
Market demands coating processes with high-performance, high reliability, high flexibility for processing of complex geometries and multi-material depositions, as well as increased deposition rates.
Gökhan Ertugrul   +4 more
doaj   +1 more source

The Benefit of the Process Combination of Wire Arc Additive Manufacturing (WAAM) and Forming—A Numerical and Experimental Study

open access: yesMetals, 2022
Wire arc additive manufacturing (WAAM) involves the deposition of weld beads layer by layer using an electric arc energy source. However, during this procedure, the properties of each layer may differ because of unequal thermal distribution, resulting in
Benjamin Sydow   +4 more
doaj   +1 more source

Study on the Physical Characteristics of Plasma and Its Relationship with Pore Formation during Laser-Metal Active Gas Arc Hybrid Welding of 42CrMo Steel

open access: yesPhotonics, 2023
The automobile industry puts forward higher requirements for the design and manufacture of steel pistons. However, the welding of 42CrMo steel pistons still has unsolved technical problems, especially welding defects that cannot be directly detected ...
Yan Zhang   +6 more
doaj   +1 more source

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   +1 more source

Laser beam submerged arc hybrid welding: A novel hybrid welding process [PDF]

open access: yesJournal of Laser Applications, 2018
The currently predominant joining process for constructional steel in the sheet thickness range of 40 mm, as is customary in pipeline and bridge construction, is submerged arc welding. Due to the large number of welding layers required, a high quantity of energy, expensive welding filler material, and also distortion are introduced into the component ...
Reisgen, Uwe   +2 more
openaire   +2 more sources

Weld Formation, Microstructure Evolution and Mechanical Property of Laser-Arc Hybrid Welded AZ31B Magnesium Alloy

open access: yesMetals, 2022
Laser-arc hybrid welding of AZ31B magnesium alloy was carried out in this paper, and the effects of welding parameters (laser power, welding speed, welding current) on weld formation, microstructure evolution and mechanical property were studied.
Sibo Wang, Chunyan Yan, Zhengjia Gu
doaj   +1 more source

Investigation of the microstructure and mechanical properties of Mg–Al–Zn alloy joints formed by different laser welding processes

open access: yesHigh Temperature Materials and Processes, 2023
The microstructure and mechanical properties of Mg–Al–Zn alloy joints by using autogenous laser beam welding (LBW) and laser-MIG hybrid welding, respectively, are investigated.
Luo Qi, Wang Shaogang, Guo Yingying
doaj   +1 more source

Study on the Molten Pool Fluid Behavior of PAW-Cable-Type Seven-Wire GMAW Hybrid Welding

open access: yesCrystals, 2022
Plasma arc welding (PAW)-cable-type seven-wire GMAW (gas metal arc welding) hybrid welding is known as a high-efficiency welding combining plasma arc, GMAW arc and cable-type welding wire. In this study, numerical simulation via Fluent of the molten pool
Chao Zhang, Qingxian Hu, Juan Pu, Hao Wu
doaj   +1 more source

Research on Laser-TIG Hybrid Welding of 6061-T6 Aluminum Alloys Joint and Post Heat Treatment

open access: yesMetals, 2020
The 6061-T6 aluminum (Al) alloys was joined by the laser induced tungsten inert gas (TIG) hybrid welding technique. It mainly studied the influences of welding parameters, solution, and aging (STA) treatment on the microstructure and tensile properties ...
Hongyang Wang, Xiaohong Liu, Liming Liu
doaj   +1 more source

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