Corrosion behavior of 2205 duplex stainless steel in acetic acid environment containing Br

Weiwei Cen, Yong Jiang, Jiadong Chen, Ping Tao, Jianming Gong

Research output: Contribution to journalArticlepeer-review

Abstract

Corrosion behavior of 2205 duplex stainless steel (2205 DSS) in a bromine-containiiig acetic acid environment was studied by chemical immersion method, combined with color metallographie technology, corrosion weight loss test, scanning electron microscopy in-situ analysis, and energy spectrum analysis. The results show that the selective corrosion of austenite occurred in 2205 DSS in the bromine-containing acetic acid environment The corrosion rate of 2205 DSS increased with increasing temperature and Br- amount, and decreased with increasing immersion time.

Original languageEnglish
Article number1005-748X(2020)03-0032-05
Pages (from-to)32-36
Number of pages5
JournalCorrosion and Protection
Volume41
Issue number3
DOIs
StatePublished - Mar 2020

Keywords

  • Acetic acid
  • Bromine ion
  • Duplex stainless steel (DSS)
  • Selective corrosion

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