Results 21 to 30 of about 47,683 (307)

The process of forming welded joints by high-voltage capacitor welding

open access: yesJournal of Physics: Conference Series, 2021
Abstract The article substantiates the relevance of obtaining welded joints from dissimilar alloys with minimizing the processes responsible for the formation of intermetallic joints by using high-voltage capacitor welding with an induction-dynamic drive. A schematic diagram of high-voltage capacitor welding is given, the physical nature
S Nescoromniy, E Strizhakov
openaire   +1 more source

Activating Flux TIG Welding Technology of 2219 High Strength Aluminum Alloy

open access: yesCailiao gongcheng, 2018
Straight polarity direct current method(DCSP A-TIG) was applied to join 2219 high strength aluminum alloy, and the effects of single-component(AlF3,LiF), three-component (AlF3+30%LiF+10%KF-AlF3) and four-component (AlF3+30%LiF+10%KF-AlF3+10%K2SiF6 ...
LI Hui   +3 more
doaj   +1 more source

Prediction of variable-groove weld penetration using texture features of infrared thermal images and machine learning methods

open access: yesJournal of Materials Research and Technology, 2023
When workpieces with varying grooves are welded, changes in the groove angle of the base metal can affect the butt weld penetration, thus affecting the final weld forming quality.
Rongwei Yu   +6 more
doaj   +1 more source

Forming of tailor-welded blanks

open access: yesMetallurgical and Materials Transactions A, 1996
Beginning in 1992, tailor-welded blanks (TWBs) were used in the United States automotive industry to consolidate parts, reduce tolerances, save weight, and increase stiffness. This business is expanding rapidly; more than $500 million of annual TWB sales are expected by 1997.
F. I. Saunders, R. H. Wagoner
openaire   +2 more sources

Effect of narrow groove MAG welding oscillation parameters on weld formation

open access: yesJournal of Hebei University of Science and Technology, 2017
In order to solve the problem of narrow groove wall fusion, improving the weld formation, the welding test of different oscillation width and frequency is carried out by adopting the narrow high-speed swing MAG welding torch.
Yu LUO   +4 more
doaj   +1 more source

The Optimization of Welding Spots’ Arrangement in A-Pillar Patchwork Blank Hot Stamping

open access: yesMetals, 2023
With increasingly severe environmental problems, energy saving and environmental protection have become two important issues to be solved in the automobile industry.
Wenfeng Li   +3 more
doaj   +1 more source

The influence of material anisotropy and spiral welding on tensile strain capacity of spiral welded pipes [PDF]

open access: yes, 2015
The longitudinal strain capacity of spiral welded pipelines displays to some extents unexplained behaviour. Therefore, they are not (yet) used extensively in offshore applications and harsh conditions, demanding a strain based design. An important factor
De Backer, Michiel   +2 more
core   +2 more sources

HFQ forming of AA6082 tailor welded blanks

open access: yesMATEC Web of Conferences, 2015
An advanced forming technology, solution Heat treatment, Forming and in-die Quenching (HFQ®), has been employed to form AA6082 tailor welded blanks (TWBs).
Liu Jun   +4 more
doaj   +1 more source

A Study on Microstructure and Mechanical Properties of Micro Friction Stir Welded Ultra-Thin Al-1060 Sheets by the Shoulderless Tool

open access: yesMetals, 2019
The welding tool is the key of micro friction stir welding (μFSW), which affects the heat input and the plastic forming of weld metal. In this paper, 0.8-mm-thick ultra-thin 1060-H24 aluminum sheets μFSW butt joints were used to compare and ...
Changqing Zhang   +4 more
doaj   +1 more source

Laser beam positioning in quasi-simultaneous laser transmission welding of polymers [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2022
The main objective of this study was to investigate the influence of laser beam positioning on the quality of the polymer joint weld. The laser scan path from the centre of the weld was varied, and its effect on the joint performance was evaluated. Three
Simonas Mindaugas Jankus   +1 more
doaj   +1 more source

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