Results 21 to 30 of about 2,599,445 (286)

Modified Recurrence Plot for Robust Condition Monitoring of Electrode Tips in a Resistance Spot Welding System

open access: yesApplied Sciences, 2020
Degraded electrodes in a resistance spot welding system should be replaced to ensure that weld quality is maintained. Welding electrodes are subjected to different environmental and operational loading conditions during use. When they are replaced with a
Wonho Jung   +5 more
doaj   +1 more source

Quality Analysis of Welds Made with an Automatic Battery Pack Spot Welding Machine

open access: yesElektronika ir Elektrotechnika, 2023
This paper presents quality testing of battery pack welds for different welding time parameters of an automatic resistance spot welding machine. Several quality testing methods commonly used in studies of welded joints were described.
Szymon Racewicz, Robert Fijałkowski
doaj   +1 more source

Characteristics of resistance spot welding using annular recess electrodes

open access: yesJournal of Advanced Joining Processes, 2020
Resistance spot welding is widely used in manufacturing industries, such as automobile structural body manufacture, rail vehicle construction, electronics manufacture, battery manufacture, etc. Resistance spot weld integrity is of paramount importance in
Titus Bitek Watmon   +2 more
doaj   +1 more source

Characterization of resistance spot welded joints between aluminum alloy and mild steel with composite electrodes

open access: yesJournal of Materials Research and Technology, 2023
To enhance the performance of resistance spot welded joints between aluminum alloy (AA) and mild steel (MS), a specific electrode termed embedded composite electrode was used for welding.
Ranfeng Qiu   +3 more
doaj   +1 more source

Melt Pool and Keyhole Behavior Analysis for Deep Penetration Laser Welding [PDF]

open access: yes, 2010
One usually defines the main characteristic of the welding performances of a given laser system by its “penetration curve” that corresponds to the welding depth as a function of the welding speed Vw for a given set of operating parameters.
R Fabbro, Fabbro, R, FABBRO, Rémy
core   +1 more source

A model comparison to predict heat transfer during spot GTA welding [PDF]

open access: yes, 2013
The present work deals with the estimation of the time evolution of the weld fusion boundary. This moving boundary is the result of a spot GTA welding process on a 316L stainless steel disk. The estimation is based on the iterative regularization method.
LE MASSON, Philippe   +2 more
core   +1 more source

Research on performance of 2024-T42 aluminum alloy spot welded joints[JP]

open access: yesJournal of Hebei University of Science and Technology, 2022
In order to improve the connection performance and welding quality of high-strength aluminum alloy joints,the performance of three different connection joints,namely 2024-T42 aluminum alloy refilled friction stirring spot welding (RFSSW),resistance spot ...
Huixia WANG   +4 more
doaj  

Properties of Resistance Spot-Welded TWIP Steels [PDF]

open access: yesMetals, 2017
High manganese TWIP (twinning-induced plasticity) steels are particularly attractive for automotive applications because of their exceptional properties of strength combined with an excellent ductility. However, the microstructure and properties of TWIP steels are affected by excessive thermal cycles, such as welding and heat treatment.
Zeytin, Havva Kazdal   +2 more
openaire   +3 more sources

Optimization on Spot Weld Parameters in Resistance Spot Welding Process on AISI 304

open access: yesInternational Journal of Engineering and Management Research, 2021
The spot welding procedure is used in a variety of industrial applications. The most critical elements influencing welding quality, productivity, and cost are the spot welding parameters. This research examines the effect of welding factors such as welding current and welding time on the strength of various welding joint designs.
, Amit Hazari   +5 more
openaire   +2 more sources

Microstructure and Properties of Spot Welded Joints of Hot-Stamped Ultra-High Strength Steel Used for Automotive Body Structures

open access: yesMetals, 2019
Hot-stamped ultra-high strength steels have been widely used in automobile structural parts. Considering the high splash tendency in resistance spot welding due to their extremely high hardness, in this work, microstructural characteristics and ...
Zhixia Qiao   +4 more
doaj   +1 more source

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