[HTML][HTML] Effects of H2 on microstructures of Cr2O3 scales grown in water vapour and consequences for breakaway

TD Nguyen, J Zhang, DJ Young - Corrosion Science, 2024 - Elsevier
Abstract Model alloy, Fe-20Cr (wt%), was exposed in Ar-(5, 20) H 2 O, Ar-(5, 20) H 2 O-5H 2
and Ar-20O 2 (vol%) at 750 and 850° C. The alloy formed Cr 2 O 3 scales plus Fe-rich oxide …

Kinetic oxidation model including the transient regime for a single crystal nickel-based superalloy over the temperature range 750–1300 C

T Perez, D Monceau, C Desgranges - Corrosion Science, 2022 - Elsevier
The oxidation behavior of the Ni-base single-crystal superalloy AM1 was investigated over
the temperature range 750–1300° C. The use of stepwise multi-temperature …

[HTML][HTML] Growth mechanism of chromia scales on a model Ni-30Cr alloy at high temperatures

X Huang, S Bosonnet, PCM Fossati, L Latu‑Romain… - Corrosion …, 2025 - Elsevier
Oxidation tests with markers and tracers were carried out to investigate the growth
mechanism of chromia scale on a model Ni-30Cr alloy. The location of oriented grains …

[HTML][HTML] Influence of microstructure on the oxidation behaviour of the Ni-based single crystal superalloy AM1 between 850 and 1050° C in air

A Martin, J Cormier, J Rame, E Drouelle, F Pedraza - Corrosion Science, 2024 - Elsevier
The influence of the as-cast and fully heat-treated microstructures on the isothermal
behaviour of the Ni-based single crystal superalloy AM1 was investigated at 850-1050° C. It …

A DFT study of defects in paramagnetic Cr 2 O 3

X Huang, PCM Fossati, L Martinelli… - Physical Chemistry …, 2022 - pubs.rsc.org
Cr2O3 is not only a promising functional material, but also an essential barrier to protect
chromia-forming alloys against high temperature corrosion. The Cr2O3 protecting layer …

Hot Corrosion Behaviour by Na2SO4 Deposits of the 1st Generation AM1 Single-Crystal Nickel-Based Superalloy at 750 °C

D Piel, A Martin, E Drouelle, J Cormier… - … Temperature Corrosion of …, 2024 - Springer
This paper highlights that hot corrosion at 750° C can develop on the surface of AM1 nickel-
based single-crystal superalloy (SX) turbine blades, whether in the As-Cast (AC) or Fully …

Chromium Depletion in a Ni-30Cr Alloy During High-Temperature Oxidation

X Huang, L Martinelli, S Bosonnet, PCM Fossati… - … Corrosion of Materials, 2023 - Springer
Ni-30Cr alloy samples were oxidized at temperatures between 500 and 900° C to
investigate the link between the evolution of the microstructure and the chemical …

Microstructure of Cr2O3 Scales Grown in Ar-5H2O-(5H2) at 850 °C

TD Nguyen, J Zhang, DJ Young - High Temperature Corrosion of …, 2024 - Springer
Abstract Model alloy, Fe-20Cr (wt%), was oxidized in two gas mixtures Ar-5H2O-(5H2)(vol%)
at 850° C. The alloy formed Cr2O3 scales in both gases. The Cr2O3 scale developed faster …

Oxidation of Ni–30Cr Alloy at Low Temperature and Low Oxygen Partial Pressure: Experimental Methods to Improve Kinetics Constants Determination

S Bosonnet, X Huang, L Bataillou, L Martinelli… - … Corrosion of Materials, 2024 - Springer
Ni–30Cr model alloy was used to study chromia-scale formation behaviour. During its
formation the mass variation signal is weak and it is important to take specific care to …

Very Long Transient Oxidation of a Nickel-based Single-Crystal Superalloy at 900° C and 850° C

M Batiste, T Perez, T Sanviemvongsak… - … Corrosion of Materials, 2024 - Springer
The isothermal oxidation of Ni-base single-crystal superalloy AM1 was investigated for up to
3600 h at 850° C and 900° C. The aim of the study was to test an existing model of oxidation …