Results 21 to 30 of about 99,986 (279)

Beneficial Effect of Pt and of Pre-Oxidation on the Oxidation Behaviour of an NiCoCrAlYTa Bond-Coating for Thermal Barrier Coating Systems [PDF]

open access: yes, 2011
The oxidation behaviour of a thermal barrier coating (TBC) system is a major concern as the growth of the thermally grown oxide (TGO) layer on the bondcoating creates stresses that greatly favour the thermal barrier spallation.
Monceau, Daniel   +4 more
core   +3 more sources

Mechanisms of High Temperature Degradation of Thermal Barrier Coatings. [PDF]

open access: yes, 2009
Thermal barrier coatings (TBCs) are crucial for increasing the turbine inlet temperature (and hence efficiency) of gas turbine engines. The thesis describes PhD research aimed at improving understanding of the thermal cycling failure mechanisms of ...
Wu, Rudder T.C., Wu, Rudder T.C.
core   +1 more source

Plastic deformation behavior and dynamic recrystallization of Inconel 625 superalloy fabricated by directed energy deposition

open access: yesMaterials & Design, 2020
In this study, the hot plastic deformation behavior and dynamic recrystallization (DRX) phenomenon of Inconel 625 superalloy prepared by directed energy deposition (DED) are investigated by carrying out hot compression tests.
Y.L. Hu   +7 more
doaj   +1 more source

Cobalt-based superalloy layers deposited on X38CrMoV5 steel base metal by explosion cladding process [PDF]

open access: yes, 2007
This work is the fruit of a collaboration between CETIM (CEntre Technique de l'Industrie de la Mécanique) and ENSAM. Authors are obliged of the “Commission Forge Du CETIM” for its financial support.
BIGOT, Régis   +2 more
core   +5 more sources

Aluminide Thermal Barrier Coating for High Temperature Performance of MAR 247 Nickel Based Superalloy

open access: yes, 2021
In this paper, mechanical properties of the as-received and aluminide layer coated MAR 247 nickel based superalloy were examined through creep and fatigue tests.
M. Kopeć   +5 more
semanticscholar   +1 more source

Dynamic recrystallization mechanisms and twining evolution during hot deformation of Inconel 718 [PDF]

open access: yes, 2016
The hot deformation behavior of an IN718 superalloy was studied by isothermal compression tests under the deformation temperature range of 950–1100 °C and strain rate range of 0.001–1 s-1 up to true strains of 0.05, 0.2, 0.4 and 0.7.
Aghaie-Khafri, M.   +3 more
core   +2 more sources

Hierarchical microstructure strengthening in a single crystal high entropy superalloy

open access: yesScientific Reports, 2020
A hierarchical microstructure strengthened high entropy superalloy (HESA) with superior cost specific yield strength from room temperature up to 1,023 K is presented.
Yung-Ta Chen   +8 more
semanticscholar   +1 more source

Effect of Pre-Post TIG Welding Heat Treatment on Cast NI Superalloy

open access: yesAnnals of "Dunarea de Jos" University of Galati, Fascicle XII, Welding Equipment and Technology, 2020
The effect of a pre (before) and post (after) heating welding treatment on the microstructure and mechanical properties of the scrap blades made of cast INC738LC superalloy is the main goal of the present investigation. The filler used in TIG welding was
C. Saib   +4 more
doaj   +1 more source

Thermal transport properties of Ni–Co-based superalloy

open access: yesAIP Advances, 2020
We report systematic measurements of thermal transport properties of a Ni–Co-based superalloy at temperatures ranging from room temperature to around 800 K.
Asuka Miura   +3 more
doaj   +1 more source

Microstructural stability and lattice misfit characterization of nimonic 263 [PDF]

open access: yes, 2012
Nimonic 263 has been selected as a candidate header/piping material of advanced ultra-supercritical (A-USC) boilers for the next generation of fossil fuel power plant.
Barnard, Pete   +3 more
core   +1 more source

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