Microstructural analysis of Ta-containing NiCoCrAlY bond coats deposited by HVOF on different Ni-based superalloys
Sign Up to like & getrecommendations! Published in 2018 at "Surface and Coatings Technology"
DOI: 10.1016/j.surfcoat.2018.09.025
Abstract: Abstract The microstructural and chemical evolution after different processing steps of Ta-containing NiCoCrAlY bond coats (BC) sprayed by high velocity oxy-fuel on Ni-base superalloy (SA) substrates, top-coated with 7YSZ and furnace cycled at 1100 °C focusing… read more here.
Keywords: analysis containing; microstructural analysis; nicocraly bond; containing nicocraly ... See more keywords
Superior cyclic life of thermal barrier coatings with advanced bond coats on single-crystal superalloys
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DOI: 10.1016/j.surfcoat.2019.01.001
Abstract: Abstract Advanced thermal barrier coatings are essential to further increase the efficiency of gas turbine engines. One limiting factor of the TBC lifetime is the temperature dependent formation of the thermally grown oxide (TGO) during… read more here.
Keywords: bond coats; single crystal; thermal barrier; bond ... See more keywords
Effects of thermal spray processes on the development microstructure and thermal properties of NiCrAlY bond coats deposited over superni C-263 aero engine combustor liner alloy
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DOI: 10.1088/2053-1591/adebe6
Abstract: Thermal barrier coatings need extremely durable and suitable bond coats to survive in high temperature environments. Ceramic top coat spallation is a significant problem in TBCs, which occurs mainly due to high temperature corrosion, thermally… read more here.
Keywords: spray; nicraly bond; microstructure thermal; bond coats ... See more keywords
Progress in Novel Electrodeposited Bond Coats for Thermal Barrier Coating Systems
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DOI: 10.3390/ma14154214
Abstract: The increased demand for high performance gas turbine engines has resulted in a continuous search for new base materials and coatings. With the significant developments in nickel-based superalloys, the quest for developments related to thermal… read more here.
Keywords: bond; coating systems; barrier coating; thermal barrier ... See more keywords
Interdiffusion in β Phase Field of Ternary (Ni, Ru)Al System
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DOI: 10.4028/p-72p0gi
Abstract: Bond coats play a vital role in multi-layered thermal barrier coatings (TBCs), commonly made of B2 (Ni, Pt)Al. However, the presence of platinum (Pt) makes the bond coats costly. To reduce the overall cost and… read more here.
Keywords: ternary system; bond coats; interdiffusion; interdiffusion phase ... See more keywords