In situ synchrotron X-ray tomography of 304 stainless steels undergoing chlorine-induced stress corrosion cracking

Ryan Schoell, Li Xi, Yuchen Zhao, Xin Wu, Zhenzhen Yu, Peter Kenesei, Jonathan Almer, Zeev Shayer, Djamel Kaoumi*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

29 Citations (Scopus)

Abstract

To understand the mechanisms behind chlorine-induced stress corrosion cracking (CISCC) in 304 stainless steel, synchrotron high energy x-rays were used to perform in-situ x-ray microtomography on a pre-cracked sample under load in a corrosive simulated marine environment. The tomography scans showed the crack morphology evolving into a branching crack around the surface of the sample. Finite element analysis and stress intensity analysis are conducted to explain the observed crack branching.

Original languageEnglish
Article number108687
JournalCorrosion Science
Volume170
DOIs
Publication statusPublished - 1 Jul 2020
Externally publishedYes

Keywords

  • 304 Stainless steel
  • Chlorine-induced stress corrosion cracking
  • In situ tomography
  • Stress corrosion
  • Synchrotron X-ray

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