Results 31 to 40 of about 170,298 (228)

Research on Heat Source Model and Weld Profile for Fiber Laser Welding of A304 Stainless Steel Thin Sheet

Advances in Materials Science and Engineering, 2018
A heat source model is the key issue for laser welding simulation. The Gaussian heat source model is not suitable to match the actual laser weld profile accurately.
Peizhi Li, Yu Fan, Chonghao Zhang, Zhiyuan Zhu, Wenteng Tian, Anmin Liu   +5 more
doaj   +1 more source

Study and Characterization of EN AW 6181/6082-T6 and EN AC 42100-T6 Aluminum Alloy Welding of Structural Applications: Metal Inert Gas (MIG), Cold Metal Transfer (CMT), and Fiber Laser-MIG Hybrid Comparison

Metals, 2020
The present research investigates the effects of different welding techniques, namely traditional metal inert gas (MIG), cold metal transfer (CMT), and fiber laser-MIG hybrid, on the microstructural and mechanical properties of joints between extruded EN
Giovanna Cornacchia, Silvia Cecchel
doaj   +1 more source

MULTIVARIATE OPTIMIZATION OF LASER TRANSMISSION WELDING OF NATURAL FIBER-REINFORCED POLYPROPYLENE [PDF]

Proceedings on Engineering Sciences
This study investigates laser transmission welding of 15 wt% natural fiber-reinforced polypropylene to 0.2 wt% carbon black doped polypropylene using empirical models developed using response surface methodology and the central composite design of ...
Munyaradzi Kapuyanyika , Albert Uchenna Ude , Vivekanandhan Chinnasamy   +2 more
doaj   +1 more source

Influence of the Overlapping Factor and Welding Speed on T-Joint Welding of Ti6Al4V and Inconel 600 Using Low-Power Fiber Laser

Metals, 2016
Double-sided laser beam welding of skin-stringer joints is an established method for many applications. However, in certain cases with limited accessibility, single-sided laser beam joining is considered.
Shamini Janasekaran, Ai Wen Tan, Farazila Yusof, Mohd Hamdi Abdul Shukor   +3 more
doaj   +1 more source

Investigation of Laser Butt Welding of AISI 304L and Q235 Steels Based on Numerical and Experimental Analyses

Metals, 2022
The fiber laser butt welding of AISI 304L and Q235 low-carbon steel is performed in this study. An integrated heat source combined with an asymmetric double-ellipsoidal heat source and a cylindrical heat source is designed to perform the numerical ...
Yanxi Zhang, Xiangdong Gao, Deyong You, Xiaoming Jiang, Wenjun Ge   +4 more
doaj   +1 more source

Influence of oscillating fiber laser welding process parameters on the fatigue response and mechanical performance of butt-jointed TWIP980 steels

Materials Testing
In this study, the effect of laser power, welding speed, linear heat inputs on the mechanical performance of TWIP980 steels joined by oscillating fiber laser welding in butt welding configuration was investigated.
Oktay Çavuşoğlu, Hakan Aydın, Mehmet Eroglu, K. Davut   +3 more
semanticscholar   +1 more source

A comparative evaluation of microstructural and mechanical behavior of fiber laser beam and tungsten inert gas dissimilar ultra high strength steel welds

Defence Technology, 2016
The influence of different welding processes on the mechanical properties and the corresponding variation in the microstructural features have been investigated for the dissimilar weldments of 18% Ni maraging steel 250 and AISI 4130 steel.
Jaiteerth R. Joshi, Mastanaiah Potta, Kumar Adepu, Ramesh Kumar Katta, Madhusudhan Reddy Gankidi   +4 more
doaj   +1 more source

Guidelines in the Choice of Parameters for Hybrid Laser Arc Welding with Fiber Lasers

Physics Procedia, 2013
AbstractLaser arc hybrid welding has been a promising technology for three decades and laser welding in combination with gas metal arc welding (GMAW) has shown that it is an extremely promising technique. On the other hand the process is often considered complicated and difficult to set up correctly. An important factor in setting up the hybrid welding
Eriksson, Ingemar, Powell, John, Kaplan, Alexander   +2 more
openaire   +2 more sources

Investigating the effect of process parameters on the mechanical properties and temperature distribution in fiber laser welding of AISI304 and AISI 420 sheet using response surface methodology

Infrared physics & technology, 2020
Fiber laser welding of austenitic and ferritic stainless steel was performed based on response surface methodology to systemically analyze the effect of process parameters on the weld characterizations.
Amirhosein Mosavi, A. Soleimani, A. Karimi, M. Akbari, A. Karimipour, A. Karimipour   +5 more
semanticscholar   +1 more source

Fiber Laser Welding in the Car Body Shop - Laser Seam Stepper versus Remote Laser Welding - [PDF]

Journal of Welding and Joining, 2013
The excellent beam quality of high power fiber lasers are commonly used for remote welding applications in body job applications. The Welding speed and productivity is unmatched with any other welding technology including resistance spot welding or traditional laser welding. High tooling cost for clamping and bulky safety enclosures are obstacles which
openaire   +1 more source