Cyclic oxidation behavior of ODS FeCrAl alloys at high temperature in H2O and CO2 rich atmospheres

Aurelie Vande Put, Sebastien Dryepondt, Bruce A. Pint

Research output: Contribution to journalConference articlepeer-review

2 Scopus citations

Abstract

Oxide dispersion strengthened FeCrAl alloys are of great interest for fossil energy applications because of their superior oxidation and creep resistance at very high temperature (1200°C). The durability of these alloys in air is known to depend on two critical parameters: the total Al reservoir and the rate at which Al is consumed because of oxidation. Two ODS FeCrAl alloys have been thermally cycled at T > 1100°C in industrially relevant atmospheres rich in H2O and CO2. The effect of the environment on the onset of breakaway oxidation was assessed, and lifetime models were adjusted according to each specific atmosphere.

Original languageEnglish
JournalNACE - International Corrosion Conference Series
StatePublished - 2011
EventCorrosion 2011 - Houston, TX, United States
Duration: Mar 13 2011Mar 17 2011

Keywords

  • CO
  • Cyclic oxidation
  • EPMA
  • Humid air
  • Lifetime model

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