Results 21 to 30 of about 5,019 (300)

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

The influence of position in overlap joints of Mg and Al alloys on microstructure and hardness of laser welds [PDF]

open access: yes, 2013
Structure and properties of laser beam welding zone of dissimilar materials, AZ31 magnesium alloy and A5754 Aluminum alloy, are investigated. The microstructure and quality of the Mg/Al weld were studied by metallography, microhardness and optical ...
BANNOUR, Sana   +11 more
core   +1 more source

Weldability of Additive Manufactured Stainless Steel in Resistance Spot Welding

open access: yes, 2023
The manufacture of complicated automobile components that are joined by resistance spot welding requires considerable cost and time. The use of additive manufacturing technology to manufacture automobile components helps reduce the overall time ...
Jiyoung Yu   +5 more
core   +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

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

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

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  

Advances in the Control and Improvement of Quality in the Resistance Spot Welding Process

open access: yes, 2022
This work aims to respond to the need derived from the highly changing and competitive nature of the industrial environment in which the resistance spot welding (RSW) process is implemented, providing an updated and structured comprehensive overview of ...
Óscar Martín, Pilar De Tiedra
core   +1 more source

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

Interaction time and beam diameter effects on the conduction mode limit [PDF]

open access: yes, 2012
Laser welding has two distinctive modes: keyhole and conduction mode. Keyhole mode is characterized by deep penetration and high welding speeds, while conduction mode has higher quality welds with no defects or spatter.
Assunção, Eurico   +2 more
core   +1 more source

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