New Trends on Spot Welding in Metals and Alloys

A special issue of Metals (ISSN 2075-4701). This special issue belongs to the section "Welding and Joining".

Deadline for manuscript submissions: closed (30 June 2023) | Viewed by 2076

Special Issue Editor


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Guest Editor
Department of Industrial and Production Engineering/Department of Mechanical Engineering, School of Engineering and Engineering Technology, Federal University of Technology Akure, PMB 704, Akure, Nigeria
Interests: welding and joining; mechanical behavior of materials; materials processing; advanced materials; mechanical properties; microstructure; material characterization; SEM analysis; materials; mechanical testing

Special Issue Information

Dear Colleagues,

Welding and joining is an inevitable manufacturing method that is continuously advancing and gaining tremendous impetus in industry and academia to unravel need-driven challenges and weldability of new materials and their alloys while improving the overall quality of weldments. Advancement in technology and knowledge has been helpful in the emergence of reliable procedures and innovations for welding/joining lightweight alloys, dissimilar alloys, composites, heavy alloys, and hard metals. On this note, this Special Issue aims to bring together the new trends in spot welding and its allied joining processes with an emphasis on welding mechanism, interface formation, mechanics and analysis, process-microstructure-properties interrelationship, weld defect mitigation approaches, and so on.

Original research and review articles covering the following topics (but not limited to these) are welcomed:

  • Weldability of new materials, and difficult to weld metals and their alloys;
  • Hybrid welding;
  • Brazing of metals and alloys especially difficult to weld materials such as composites and heavy alloys/hard metals;
  • Ultrasonic welding;
  • Laser or electron beam welding and micro-joining;
  • Resistance spot welding (RSW) and its variances;
  • Solid-state joining processes like friction stir spot welding (FSSW), modified friction stir spot welding (MFSSW), friction stir spot welding-brazing (FSSW-B), modified friction stir spot clinching (MFSSC), clinching/mechanical clinching, etc.;
  • Diffusion welding and eutectic bonding;
  • Plasma arc welding;
  • Cold metal transfer welding;
  • Process parameter optimization;
  • Simulation of welding processes with experimental validations.

Dr. Olatunji Oladimeji Ojo
Guest Editor

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Metals is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • welding
  • spot welds
  • joining
  • fracture
  • microstructure
  • mechanical properties

Published Papers (1 paper)

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Research

13 pages, 5949 KiB  
Article
Weldability of Additive Manufactured Stainless Steel in Resistance Spot Welding
by Sehyeon Kim, Seonghwan Park, Mingyu Kim, Dong-Yoon Kim, Jiyong Park and Jiyoung Yu
Metals 2023, 13(5), 837; https://doi.org/10.3390/met13050837 - 24 Apr 2023
Viewed by 1530
Abstract
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 consumption and yields high accuracy. In this study, the weldability [...] Read more.
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 consumption and yields high accuracy. In this study, the weldability of conventional (C) 316L stainless steel and additive manufactured (AM) 316L stainless steel was evaluated and analyzed. After deriving the lobe diagram for both the materials, the monitoring data, nugget diameter, tensile shear strength, and hardness were analyzed. The findings of the study have opened up a massive potential for use in resistance spot welding technology for additive manufactured materials’ industries in the forthcoming years. When AM 316L stainless steel was welded in the constant current control mode, a nugget diameter of up to 4.7 mm, which is below the international standard, could be secured. Through the constant power control mode, however, the nugget diameter could be improved to a sufficient level of 5.8 mm. Full article
(This article belongs to the Special Issue New Trends on Spot Welding in Metals and Alloys)
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