Results 71 to 80 of about 2,153 (189)

The numerical simulation of heat transfer during a hybrid laser-MIG welding of duplex steel

, 2012
International audienceThe present study is dedicated to the numerical simulation of an industrial case of hybrid laser-MIG welding of high thickness duplex steel UR2507Cu with Y-shaped gap geometry. It consists on stimulating the heat transfer during the
Sallamand, Pierre, Fanica, Amelie, Andrzejewski, Henri, Simone Matteï, Iryna Tomashchuk, Issam Bendaoud, Alexandre Mathieu, Bendaoud, Issam, Henri Andrzejewski, Amelie Fanica, Matteï, Simone, Mathieu, Alexandre, Tomashchuk, Iryna, Eugen Cicala, Cicala, Eugen, Pierre Sallamand   +15 more
core   +1 more source

Measurement of laser absorptivity for operating parameters characteristic of laser drilling regime [PDF]

, 2008
Publisher version : http://iopscience.iop.org/0022-3727/41/15/155502/Laser drilling in the percussion regime is commonly used in the aircraft industry to drill sub-millimetre holes in metallic targets.
SCHNEIDER, Matthieu, BERTHE, Laurent, FABBRO, Rémy, MULLER, Maryse   +3 more
core   +1 more source

High-Temperature Oxidation of the 304/6061 Welding–Brazing Joint and Its Effects on Corrosion Characteristics

Applied Sciences
Laser–MIG hybrid welding–brazing was used to weld 304 stainless steel and 6061-T6 aluminum alloy with a thickness of 2 mm. The microstructure, morphology, chemical composition and corrosion behavior of the samples after high-temperature oxidation were ...
Ruilin Liu, Yunqi Liu, Hongming Liu, Yuanxing Li, Hui Chen, Zongtao Zhu   +5 more
doaj   +1 more source

Laser hybrid welding of high strength steels

, 2001
This paper presents results from an ongoing investigation into laser-arc-hybrid welding of thick, high strength steels used in the heavy mechanical and heavy automotive industries.
Engström, Hans, Gustavsson, B., Nilsson, Tony, Anders Skirfors, Bertil Gustavsson, Skirfors, Anders, Hans Engström, Klas Nilsson, Jan Flinkfeldt, Nilsson, Klas, Tony Nilsson, Flinkfeldt, Jan   +11 more
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Microstructure and mechanical properties of nano-treated 7075 aluminum alloy joint fabricated by laser-MIG hybrid welding

Hanjie xuebao
Hot cracking and joint softening are the two main factors restricting the achievement of high-performance fusion welding joints of 7075 aluminum alloy. This paper utilized low heat input laser-melt inert gas welding (MIG) hybrid welding to butt weld 7075
Weiqing LIU, Nan CHEN, Jun LIU, Rui TIAN, Detao CAI, Ziyi LUO, Yuanqing CHI   +6 more
doaj   +1 more source

Welding of materials for the production of energy devices with laser and laser-MIG hybrid technology, hybrid welding

, 2023
Laser welding technology is known more from the automotive field, where it is used for fast and high-quality welding of thin body sheets. The production of power equipment is specific both in the materials used (mainly martensitic stainless steels) and ...
Mrňa, Libor
core  

Achieving aerospace standard porosity levels when welding thin and thick-section aluminium using fibre-delivered lasers : executive summary [PDF]

Environmental and commercial pressures have forced the aerospace industry to look at alternatives to riveting for the manufacture of aluminium aircraft structures.
Verhaeghe, Ing G.
core  

Feature based cost and carbon emission modelling for wire and arc additive manufacturing [PDF]

, 2012
The wire and arc additive manufacturing (WAAM) is a CNC and welding deposition based additive manufacturing method. This novel manufacturing technique has potential cost and environment advantage and was developed as an ideal alternative for industrial ...
Guo, Jianing
core  

Simulation on Temperature and Residual Stress Field of Laser-MIG Hybrid Welding of A6N01-T5 Alloy

, 2011
MIG welding and laser-MIG hybrid welding have been widely used to joint aluminum alloy in recent years. Residual stress and heat cycling of MIG welding and laser-MIG hybrid welding are analyzed by SYSWELD software.
Yan Liu, Hua Ji, Li Chun Meng, Guo Qing Gou, Jin Bo Liu, Da Li, Hui Chen   +6 more
core   +1 more source

Developments in hybridisation and combined laser beam welding technologies

, 2022
S.478-504The laser welding process is the most flexible fusion welding process industrially available. The degree of flexibility is further enhanced and process limits are expanded if hybridisation or combination techniques are applied.
Petring, D.
core   +1 more source