Very high cycle fatigue rupture mode at high temperatures of Ni-based superalloys coated with a slurry aluminide

LMB Ormastroni, T Kepa, A Cervellon… - International Journal of …, 2024 - Elsevier
The failure mode in the very high cycle fatigue (VHCF) regime of four different nickel-based
single-crystal (SX) superalloys coated with a slurry aluminide has been investigated at high …

Crack Initiation Mechanisms in Very High Cycle Fatigue at High Temperatures of Nibased Single Crystal Superalloys: Transition from Internal Sites to the Surface

LMB Ormastroni - 2022 - theses.hal.science
The fatigue crack initiation transition from internal defects to the surface at high temperatures
has been thefocus of this study. The new challenges resulting from the increase in …

Comportement en fatigue thermomécanique à haute température d'un système barrière thermique texturé par laser

L Despres - 2020 - theses.hal.science
La durée de vie en service d'un système barrière thermique (BT) pour aubes de turbines
peut être limitée par l'écaillage de la BT sous sollicitation thermomécanique. Afin d'améliorer …

Crack Initiation Mechanisms in Very High Cycle Fatigue at High Temperatures of Nibased Single Crystal Superalloys: Transition from Internal Sites to the Surface

LM Bortoluci Ormastroni - 2023 - elib.dlr.de
The fatigue crack initiation transition from internal defects to the surface at high temperatures
has been thefocus of this study. The new challenges resulting from the increase in …

[PDF][PDF] Laser Surface Texturing to Improve EB-PVD Thermal Barrier Coating Adhesion

L Després, S Costil, F Mauget, R Cariou, A Joulia… - researchgate.net
The development of internal cooling networks in HP (high pressure) blades coupled with the
use of thermal barrier coating allows increasing the turbine entry temperature of aero …