Results 21 to 30 of about 22,976 (269)

Double-Pulse Triple-Wire MIG Welding of 6082-T6 Aluminum Alloy: Process Characteristics and Joint Performances

Metals, 2021
High-efficiency and high-quality welding has always been the focus of welding research. This article proposes a novel double-pulse, triple-wire MIG welding process for the welding of 6082-T6 aluminum alloy.
Ke Yang, Fei Wang, Hongbing Liu, Peng Wang, Chuanguang Luo, Zhishui Yu, Lijun Yang, Huan Li   +7 more
doaj   +1 more source

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

Metals, 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

Numerical research on the influence of welding gap on arc morphology in MAG welding of AH36 steel

Frontiers in Materials
A numerical model of the three-dimensional MAG welding arc for a butt joint with AH36 Steel, incorporating both the welding gap and molten pool structures, was developed.
Jie Shen, Dayu Qi, Rong Lai, Shuoyi Du
doaj   +1 more source

Assessing MMA Welding Process Stability Using Machine Vision-Based Arc Features Tracking System

Sensors, 2020
Arc length is a crucial parameter of the manual metal arc (MMA) welding process, as it influences the arc voltage and the resulting welded joint. In the MMA method, the process’ stability is mainly controlled by the skills of a welder. According to that,
Wojciech Jamrozik, Jacek Górka
doaj   +1 more source

Comparison of joining efficiency and residual stresses in laser and laser hybrid welding [PDF]

, 2011
Laser welding is a high energy density process, which can produce welds with less energy input and thereby lower residual stress generation compared to arc welding processes.
Colegrove, Paul A., Paradowska AM, Ganguly S, Suder W, Ganguly, Supriyo, Colegrove P, Williams, Stewart W., Paradowska, A. M., Williams S, Suder, Wojciech   +9 more
core   +1 more source

Experimental Evaluation of Arc Stud Welding Techniques on Structural and Stainless Steel: Effects on Penetration Depth and Weld Quality

Applied Sciences
Arc stud welding differs from conventional arc welding techniques and is widely used for joining structural steel, stainless steel, aluminum, and copper alloys in various configurations.
Tanja Tomić, Tihomir Mihalic, Josip Groš, Lucija Vugrinec   +3 more
doaj   +1 more source

Effect of energy parameters on droplet transfer behavior and weld formation in laser-arc hybrid welding with cable-type welding wire

Journal of Materials Research and Technology, 2023
This paper describes the droplet transfer behavior and weld formation of laser-arc hybrid welding with cable-type welding wire (CWW). The droplet transfer behavior was photographed in real time by using a high-speed camera.
Yuntao Chen, Zhidong Yang, Kai Xu, Peng He, Mingxiao Shi, Shujin Chen, Chenfu Fang   +6 more
doaj   +1 more source

Gas Pool Coupled Activating TIG Welding Method with Coupling Arc Electrode

Chinese Journal of Mechanical Engineering, 2018
Gas pool coupled activating TIG (GPCA-TIG) welding put forward in-house can dramatically enhance weld penetration of TIG welding through introducing active element oxygen to reverse the Marangoni convection flow in the molten pool.
Yong Huang, Rui-Lin Liu, Yan-Zhao Hao
doaj   +1 more source

Welding process impact on residual stress and distortion [PDF]

, 2009
Residual stress and distortion continue to be important issues in shipbuilding and are still subject to large amounts of research. This paper demonstrates how the type of welding process influences the amount of distortion.
Colegrove, Paul A., Thistlethwaite, A., Williams, S., Suder, W., Colegrove, P., Nagy, T., Ikeagu, C., Williams, Stewart W., Steuwer, Axel, Suder, Wojciech, Pirling, T.   +10 more
core   +1 more source

Research and Development Progress of Laser–Arc Hybrid Welding: A Review

Metals
Laser–arc hybrid welding (LAHW) is an advanced welding technology that integrates both laser and arc heat sources within a single molten pool, achieving synergistic benefits that surpass the sum of their individual contributions. This method enhances the
Yang He, Xinyu Song, Zhidong Yang, Ruihai Duan, Jiangmin Xu, Wenqin Wang, Liangyu Chen, Mingxiao Shi, Shujin Chen   +8 more
doaj   +1 more source