Results 11 to 20 of about 21,667 (280)
Laser welding of ALSI12 and S355 with a 10 kW single mode fiber laser
ICALEO 2018: 37th International Congress on Applications of Lasers & Electro-Optics, 2018 In this study, fast welding of an aluminum alloy AlSi12 and a structural steel S355 was investigated using a single mode fiber laser system delivering a maximum laser power of 10 kW with a laser beam quality of M² = 2. The laser beam was focused with a welding head OL YW50 F500 HQ from Precitec GmbH & Co.
J. Drechsel +3 more
openalex +2 more sources
Effect of water depth on weld quality and welding process in underwater fiber laser welding
Materials and Design, 2017 Abstract A series of experiments under various water depths were performed using an optical fiber laser without draining the welding zone to study the effect of water depth on the laser welding. The ULBW processes were also monitored using a camera.
Caiwang Tan, Zongquan Deng
exaly +2 more sources
Metals, 2022 To understand the relationship between microstructure and corrosion, in this study, underwater bead-on-plate laser welding was compared with the in-air laser welding of 10-mm-thick 304 stainless steel plates at different laser powers (2, 4, and 6 kW ...
Danbi Song +3 more
doaj +1 more source
Parametric Optimization of Laser Conduction Welding between Stainless Steel 316 and Polyethylene Terephthalate Using Taguchi Method [PDF]
Engineering and Technology Journal, 2022 A pulsed Nd:YAG laser with a fiber optic delivery system was used to accomplish a dissimilar joining of 316 stainless steel (SUS316) to polyethylene terephthalate (PET).
Maraw Khioon +2 more
doaj +1 more source
Cross-Section Bead Image Prediction in Laser Keyhole Welding of AISI 1020 Steel Using Deep Learning Architectures [PDF]
, 2020 A deep learning model was applied for predicting a cross-sectional bead image from laser welding process parameters. The proposed model consists of two successive generators.
Ki, Hyungson, Oh, Sehyeok
core +1 more source
Metals, 2023 In this study, a fiber laser at a wavelength of 1070 nm with different beam shapes (spot, dough-nut, and spot-wobble) was used to weld thin 316 L stainless steel foils.
Danbi Song +4 more
doaj +1 more source
Welding with high power fiber lasers – A preliminary study [PDF]
Materials & Design, 2007 Abstract The new generation of high power fiber lasers presents several benefits for industrial purposes, namely high power with low beam divergence, flexible beam delivery, low maintenance costs, high efficiency and compact size. This paper presents a brief review of the development of high power lasers, and presents initial data on welding of API ...
Quintino, Luísa +5 more
openaire +3 more sources
Welding of PMMA by a femtosecond fiber laser
Optics Express, 2015 Developing versatile joining techniques to weld transparent materials on a micrometer scale is of great importance in a growing number of applications, especially for the fabrication and assembly of biomedical devices. In this paper, we report on fs-laser microwelding of two transparent layers of polymethyl methacrylate (PMMA) based on nonlinear ...
Annalisa Volpe 1 +11 more
openaire +3 more sources
Metals, 2020 With the need for eco-friendly energy increasing rapidly due to global environmental issues, there is a rapidly increasing demand for liquefied natural gas (LNG). LNG is liquefied at minus 163 degrees Celsius, and its volume decreases to 1/600, giving it
Du-Song Kim +4 more
doaj +1 more source
Effects of reinforcing elements on the performance of laser transmission welding process in polymer composites: a systematic review [PDF]
, 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