A duplex bond coat approach to environmental barrier coating systems
Sign Up to like & getrecommendations! Published in 2021 at "Acta Materialia"
DOI: 10.1016/j.actamat.2021.117167
Abstract: Abstract SiC composites, when used in water vapor rich combustion environments, are vulnerable to volatilization of their protective SiO2 surface oxide by reaction with water vapor, and are typically protected by a silicon bond coat… read more here.
Keywords: ybds; silicon; environmental barrier; bond coat ... See more keywords
Thermal cycling of EB-PVD TBCs based on YSZ ceramic coat and diffusion aluminide bond coat
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.159720
Abstract: Abstract The objective of this research was to optimize the surface morphology and element compositional distribution of the bond coat by adjusting the hydrogen flow, and to fabricate the 6~8 wt.% yttria partially stabilized zirconia (YSZ)… read more here.
Keywords: surface; bond coat; ysz ceramic; ceramic coat ... See more keywords
Oxidation and concomitant effects on the microstructure and high temperature tensile properties of a DS Ni-base superalloy applied with different thicknesses of Pt-aluminide (PtAl) bond coat
Sign Up to like & getrecommendations! Published in 2019 at "Surface and Coatings Technology"
DOI: 10.1016/j.surfcoat.2019.05.060
Abstract: Abstract The oxidation resistant diffusion PtAl coatings applied on the hot-section Ni-superalloy components of aero-engines exhibit phase transitions during thermal exposure in air: B2-NiAl➔B2-NiAl/L10-NiAl martensite+γ´-Ni3Al➔γ-Ni + γ´-Ni3Al. The present study correlates the oxidation-microstructure-tensile properties for DS CM-247LC… read more here.
Keywords: tensile properties; oxidation; bond coat; phase ... See more keywords
Role of bond coat processing methods on the durability of plasma sprayed thermal barrier systems
Sign Up to like & getrecommendations! Published in 2019 at "Surface and Coatings Technology"
DOI: 10.1016/j.surfcoat.2019.07.065
Abstract: Abstract Metallic alloy bond coats are used as an interlayer to promote adhesion of ceramic Thermal Barrier Coatings (TBCs) to the superalloy substrates. These bond coats can be applied through a variety of processing means… read more here.
Keywords: durability; bond coat; chemistry; processing ... See more keywords
Effect of addition of Pt, Pd and Ir to β-NiAl-bond coat on oxidation resistance and growth of interdiffusion zone
Sign Up to like & getrecommendations! Published in 2021 at "Surface and Coatings Technology"
DOI: 10.1016/j.surfcoat.2021.127766
Abstract: Abstract The addition of Pt to the β-NiAl bond coat enhances the service life of the turbine blade in jet engine application. However, it increases the growth of the unwanted precipitate containing an interdiffusion zone… read more here.
Keywords: interdiffusion zone; bond; bond coat; addition ... See more keywords
The effect of bond coat type on the stab resistance of Al2O3–13 wt% TiO2 plasma sprayed ceramic coating on aramid fabrics
Sign Up to like & getrecommendations! Published in 2020 at "Surfaces and Interfaces"
DOI: 10.1016/j.surfin.2020.100432
Abstract: Abstract Aramid fabrics are used in impact-resistant equipment because of their lightness and flexibility. However, the resistance of aramid fabrics to high-energy impacts is not sufficient. Applying ceramic coatings is one of the best methods… read more here.
Keywords: bond coat; aramid fabrics; bond; stab resistance ... See more keywords
Oxidation behaviour of an intermetallic Ti–Al–Cr–Zr bond coat on a γ–TiAl based TNB alloy with 7YSZ thermal barrier coating
Sign Up to like & getrecommendations! Published in 2018 at "Materials at High Temperatures"
DOI: 10.1080/09603409.2017.1404691
Abstract: Abstract Intermetallic titanium aluminide alloys are attractive light-weight materials for high temperature applications in automotive and aero engines. The development of γ-TiAl alloys over the past decades has led to their successful commercial application as… read more here.
Keywords: bond coat; phase; oxidation behaviour; tnb alloy ... See more keywords
Hot corrosion and CMAS degradation of laser-glazed YSZ coating with optimum parameter
Sign Up to like & getrecommendations! Published in 2023 at "Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications"
DOI: 10.1177/14644207231178174
Abstract: The purpose of this research is to look into the effect of laser surface modification on the hot corrosion and hot corrosion + calcium–magnesium aluminosilicate (CMAS) resistance of YSZ thermal barrier coating. Metco AMDRY 997 (Ni–22Cr–10Al–Y) powder… read more here.
Keywords: laser; bond coat; hot corrosion; laser glazed ... See more keywords
A Trial to Design γ/γ′ Bond Coat in Ni–Al–Cr Mode TBCs Aided by Phase-Field Simulation
Sign Up to like & getrecommendations! Published in 2018 at "Coatings"
DOI: 10.3390/coatings8120421
Abstract: Phase-field modeling coupled with calculation of phase diagram (CALPHAD) database was utilized to perform a series of two-dimensional phase-field simulations of microstructure evolution in the γ + γ′/γ + γ′ Ni–Al–Cr mode bond coat/substrate systems.… read more here.
Keywords: bond coat; bond; phase field;
The Evaluation of Durability of Plasma-Sprayed Thermal Barrier Coatings with Double-layer Bond Coat
Sign Up to like & getrecommendations! Published in 2019 at "Coatings"
DOI: 10.3390/coatings9040241
Abstract: The durability of atmospheric plasma-sprayed thermal barrier coatings (APS TBCs) with a double-layer bond coat was evaluated via isothermal cycling tests under 1120 °C. The bond coat consisted of a porosity layer deposited on the… read more here.
Keywords: double layer; bond coat; layer; bond ... See more keywords
Effects of Stepped Heating on the Initial Growth of Oxide Scales on NiCrAlHf Bond Coat Alloy under Air and Water Vapor Atmospheres
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15082914
Abstract: Temperature and atmosphere have a significant effect on the oxidation of MCrAlY (M = Ni, Co) bond coating. The initial growth behavior of the NiCrAlHf bond coat alloy was investigated at 1100 °C under different… read more here.
Keywords: stepped heating; bond coat; nicralhf bond; initial growth ... See more keywords