Oxidation of AISI 304L and 348 Stainless Steels in Water at High Temperatures

Oxidation of AISI 304L and 348 stainless steels was investigated in water at 1000 – 1350 °C by TGA, SEM, EDS, and Raman spectroscopy. Linear-Parabolic kinetics and multilayer oxide scales with voids were found for both alloys. Based on the experimental results, AISI 304L presented higher oxidation resistance and higher activation energy. Zircaloy-4 kinetic results were used for validation and performance comparison. In severe accidents conditions, stainless steel might lead to a faster hydrogen production comparing to Zircaloy.

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Bibliographic Details
Main Authors: Avelar,Alan Matias, Giovedi,Claudia, Abe,Alfredo Yuuitiro, Mourão,Marcelo Breda
Format: Digital revista
Language:English
Published: ABM, ABC, ABPol 2020
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-14392020000600211
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