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What is the challenges of Laser welding of Austenitic Stainless steel on the impact of bending?

Charpy impact test

Heat-affected zone

Weibull distribution

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Laser welding of Austenitic Stainless steel poses challenges related to impact characteristics, particularly in bending scenarios. The welding speed significantly influences impact properties, with optimal impact characteristics observed at specific speeds. Additionally, challenges in promoting austenite formation without nitride formation during laser welding of Duplex Stainless Steels (DSS) impact the material's bending behavior. Furthermore, the weldability of thick section Austenitic Stainless steel using laser processes can be affected by issues such as solidification cracking susceptibility, which can impact the material's ability to withstand bending stresses. These challenges highlight the importance of carefully controlling welding parameters and material composition to ensure the desired impact properties and bending performance of laser-welded Austenitic Stainless steel components.

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Open access On weldability of thick section austenitic stainless steel using laser processes Miikka Karhu 25 Oct 2019 3 Citations	Not addressed in the paper.
Open access•Journal Article•DOI Laser-based welding of 17-4 PH martensitic stainless steel in a tubular butt joint configuration with a built-in backing bar Junjie Ma, M. Mazar Atabaki, Wei Liu, Raju Pillai, Biju Kumar, Unnikrishnan Vasudevan, Radovan Kovacevic - Show less +6 more 01 Aug 2016-Optics and Laser Technology 17 Citations	Not addressed in the paper.
Proceedings Article•DOI Stainless steel laser beam welding with a dynamic tailored beam shaping laser-head based on multi-plane light conversion Matthieu Meunier, Avinash Kumar, Aymeric Lucas, Stephane Bernard, Rosa Arias, Jorge Luis Arias Otero, G. Pallier, Guillaume Labroille - Show less +7 more 17 Mar 2023	Not addressed in the paper.
Open access•Journal Article•DOI Promoting austenite formation in laser welding of duplex stainless steel—impact of shielding gas and laser reheating Amir Baghdadchi, Vahid A. Hosseini, Kjell Hurtig, Leif Karlsson - Show less +3 more 01 Mar 2021-Welding in The World 10 Citations	Not addressed in the paper.
Journal Article•DOI Evaluation on Impact Property of Austenite Stainless Steel Depending on Welding Speed by Using Weibull Distribution In-Duck Park, Su-Jin Lee, Jung-Soo Choi, Sung-Min Jung - Show less +3 more 31 Aug 2022-동력시스템공학회지	Not addressed in the paper.

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