Effect of Al addition on the corrosion behavior of AlxCoCrFeNi high entropy alloys in supercritical water

X Huang, Q Zhao, Z Zhan, J Liu, X Liao, J Deng, L Wei… - Corrosion …, 2023 - Elsevier
The effect of Al addition on the corrosion behavior of high entropy alloys Al x CoCrFeNi (x=
0, 0.1, and 1.0) in supercritical water was investigated. The weight gain and oxide film …

The structure dependence of grain boundary passivation of Alloy 690 in high temperature water

X Feng, S Zhang, P Liu, W Kuang - Acta Materialia, 2023 - Elsevier
The oxidation behavior of grain boundaries (GBs) was investigated on Alloy 690 after
exposure to simulated pressurized water reactor primary water. The tendency to form …

Internal oxidation of austenitic Fe-Ni-Cr alloys at high temperatures: Deduction of oxygen permeability and the influence of carbon-bearing gases

D Jullian, A Prillieux, DB Hibbert, J Zhang, DJ Young - Corrosion Science, 2023 - Elsevier
Internal oxidation was employed to determine oxygen permeability in the Fe-Ni system
between 1000 ºC and 1150 ºC at the oxygen partial pressures of Fe/FeO equilibrium. Fe-Ni …

Failure analysis of reheater tubes in a 350 MW supercritical circulating fluidized bed boiler

J Li, T Cao, C Zhang, C Cheng, J Zhao - Engineering Failure Analysis, 2022 - Elsevier
This work aimed to analyze a failure that occurred on the TP347H reheater tube in a
supercritical circulating fluidized bed boiler from a thermal power plant. Optical microscopy …

Effect of water vapor content on the corrosion mechanism of HR3C in simulated oxy-coal combustion environment

Z Yu, S Yang, L **e, M Chen, F Wang - Corrosion Science, 2024 - Elsevier
The corrosion performance of the HR3C steels covered with salt deposition (Na 2 SO 4: K 2
SO 4= 1: 1) was investigated under various water vapor content at 700° C. Results show that …

Assessment of the Detrimental Effects of Steam on Al2O3-Scale Establishment

W Zhao, B Gleeson - Oxidation of Metals, 2015 - Springer
The effects of steam on the oxidation behavior of model Al 2 O 3-scale forming Ni-base
alloys at 1000° C were studied. This was done by conducting tests using dry air and air+ …

[HTML][HTML] Studies on the Oxidation Behavior and Microstructural Evolution of Two Nb-Modified Hr3c Austenitic Steels under Pure Water Vapor at 650 C

J Wang, B Meng, J Lu, Y Zhou, D Yang, Q Wang… - Materials, 2020 - mdpi.com
The steam oxidation behavior of three heterogeneous HR3C alloys was investigated at 650°
C comparatively. After a long-term oxidation process for 1000 h, the results demonstrated …

Oxygen permeability of Fe‐Ni‐Cr alloys at 1100 and 1150° C under carbon‐free and carbon‐containing gases

D Jullian, A Prillieux, J Zhang… - Materials and …, 2017 - Wiley Online Library
Wagner's model of internal oxidation allows the prediction of an alloy's critical concentration
of oxide forming metal required to achieve a protective oxide scale at high temperatures …

Microstructure Development of Oxide Scale during Steam Oxidation of the Fe–20Cr–30Ni–2Nb (at%) Austenitic Steel at 1073 K

M Ueda, K Kawamura, M Takeyama… - Materials …, 2013 - jstage.jst.go.jp
Austenitic steels have been widely used as materials for super-heater and re-heater tubes of
fossil fuel power plants. 1, 2) Improvement of thermal efficiency is essential to save energy …

Effect of initial surface roughness on the cyclic oxidation behavior of an austenitic stainless steel

J Li, T Cao, C Cheng, J Zhao - Journal of Materials Science, 2022 - Springer
The cyclic oxidation behavior of TP347H ASS with different initial surface roughness at 800–
30° C was investigated. The R a of samples after 180#, 180#-400# SiC grinding was …