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Steel welding with micro-jet injector

  • Białystok University of Technology
  • University of Warsaw
  • AM and HP Sp. Z o. o

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The article focuses on mild steel welding and covers the new possibilities of that method. Since 2011 innovate welding technology based on micro-jet cooling just after welding is being checked. Weld metal deposit (WMD) was carried out for standard MIG welding and for new welding method with micro-jet cooling. A very high percentage of acicular ferrite (AF) in WMD was gettable (55-75%) for low alloy welding with micro-jet cooling injector. This beneficial structure (very high amount of AF) is unusual to observe in WMD in other welding methods. This method is very promising mainly due to the significant improvement of weld quality and reduces costs. Furthermore impact toughness and strengths of WMD were carried out. The present paper aims at outlining same of the recent innovations in MIG welding which represent steps ahead to achieve the objectives outlined above.

Original languageEnglish
Title of host publicationModern Technologies in Industrial Engineering II
EditorsAlexander Mikhaylov, Dumitru Nedelcu, Alexei Toca, Andrzej Wrobel, Constantin Carausu, Emil Oanta
PublisherTrans Tech Publications Ltd.
Pages440-445
Number of pages6
ISBN (Electronic)9783038352556
DOIs
Publication statusPublished - 2014

Publication series

NameAdvanced Materials Research
Volume1036
ISSN (Print)1022-6680
ISSN (Electronic)1662-8985

Keywords

  • Impact toughness
  • Metallographic structure
  • Micro-jet gases
  • Strengths
  • Weld metal deposit
  • Welding

ASJC Scopus subject areas

  • General Engineering

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