Results 61 to 70 of about 204,518 (380)

Design of Laser Welding Parameters for Joining Ti Grade 2 and AW 5754 Aluminium Alloys Using Numerical Simulation

open access: yesAdvances in Materials Science and Engineering, 2017
Joining of dissimilar Al-Ti alloys is very interesting from the point of view of weight reduction of components and structures in automotive or aerospace industries.
Mária Behúlová   +2 more
doaj   +1 more source

Thermal influence of welding process on strength overmatching of thin dissimilar sheets joints [PDF]

open access: yes, 2010
The investigation addresses the overall performance of black and white joints (BWJ) of low carbon steel and stainless steel thin sheets achieved by laser hybrid welding.
Caballero Molano, Luis   +4 more
core   +1 more source

The nature of elastoplastic transition in low-carbon steel samples with and without welds [PDF]

open access: yes, 2017
This paper describes the influence of a weld on elastoplastic transition in low-carbon steels. Depending on the level of internal stresses in the zone of the weld, the formation of Chernov-Lüders bands can occur either exactly in the weld or near it.
Danilov, Vladimir Ivanovich   +1 more
core   +1 more source

From Damage to Functionality: Remanufacturing of Thrust Roller Bearings by Tailored Forming

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, the wear and fatigue behavior of repaired bearing raceways with a new powder alloy is investigated using a FE8 test‐rig and an oscillating tribometer. The tests are compared with industrial manufactured bearings to evaluate the repair quality. The repair can extend the service life of the repaired bearing to that of a new bearing and improves ...
Felix Saure   +3 more
wiley   +1 more source

Comparisons of microstructure and mechanical properties of MAG joints welded under 2G and 3G conditions

open access: yesMaterials Research Express
MAG welding of 07MnMoVR steel was performed at the 2G and 3G positions, and weld formation, microstructure, residual stress, and tensile properties were compared. In this study, welds without defects were obtained at the 2G and 3G positions.
Xingna Peng   +4 more
doaj   +1 more source

Investigating the ability of deep learning to predict Welding Depth and Pore Volume in Hairpin Welding [PDF]

open access: yesarXiv, 2023
To advance quality assurance in the welding process, this study presents a deep learning DL model that enables the prediction of two critical welds' Key Performance Characteristics (KPCs): welding depth and average pore volume. In the proposed approach, a wide range of laser welding Key Input Characteristics (KICs) is utilized, including welding beam ...
arxiv  

Modelling the influence of the process inputs on the removal of surface contaminants from Ti-6Al-4V linear friction welds [PDF]

open access: yes, 2014
The linear friction welding (LFW) process is finding increasing interest from industry for the fabrication of near-net-shape, titanium alloy Ti–6Al–4V, aerospace components.
Addison, Adrian C.   +4 more
core   +1 more source

Maillard Type Reaction for Electroless Copper Plating onto Ceramic Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
This work presents the manufacturing of copper‐plated ceramic nanoparticles in an environmentally friendly way. Supported by organic functionalizations with pectin an electroless plating step can be performed. Sustainable reagents like xylose, and several amino acids are used for the reduction process.
Lukas Mielewczyk   +8 more
wiley   +1 more source

Modeling of transverse welds formation during liquid–solid extrusion directly following vacuum infiltration of magnesium matrix composite

open access: yesJournal of Magnesium and Alloys, 2015
Liquid–solid extrusion directly following vacuum infiltration (LSEVI) is an infiltration–extrusion integrated forming technique, and transverse weld between upper residual magnesium alloy and magnesium matrix composites is a common internal defect, which
Jian Liu   +3 more
doaj   +1 more source

Evaluation of welding process stability and weld formation during laser-MIG hybrid welding

open access: yesJournal of Physics: Conference Series, 2021
Abstract In laser-MIG hybrid welding, the visual information can be used to monitor the stability of the process and estimate the weld formation. Taking the hybrid welding of ER308 stainless steel as an example, a high-speed camera is used to simultaneously obtain visual information of top and bottom of the weldment during the welding ...
Xiangdong Gao   +5 more
openaire   +2 more sources

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