Aluminide coatings for nickel base alloys [PDF]
The metalliding process was used to aluminide IN-100 and TD NiCr. Aluminum was deposited over a broad range of deposition rates, with two types of coating structures resulting.
Fiedler, H. C., Sieraski, R. J.
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Oxygen diffusion barrier coating [PDF]
, 1987 A method for coating a titanium panel or foil with aluminum and amorphous silicon to provide an oxygen barrier abrogating oxidation of the substrate metal is developed.
Clark, Ronald K., Unnam, Jalaiah
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Advanced Science, Volume 11, Issue 17, May 8, 2024.This work demonstrates that an oxygen‐sensitive refractory high‐entropy alloy (RHEA) can achieve architecture freedom and good oxidation resistance by a series of simple processing steps: i) 3D ink‐extrusion printing, ii) interdiffusion‐sintering, and iii) silicide coating.
Dingchang Zhang +2 more
wiley +1 more source
Cost/benefit studies of advanced materials technologies for future aircraft turbine engines: Materials for advanced turbine engines [PDF]
Cost benefit studies were conducted on six advanced materials and processes technologies applicable to commercial engines planned for production in the 1985 to 1990 time frame.
Stearns, M., Wilbers, L.
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Tooling in Spark Plasma Sintering Technology: Design, Optimization, and Application
Advanced Engineering Materials, Volume 26, Issue 5, March 2024.The review highlights all aspects of tooling in spark plasma sintering (SPS) technology starting from basic configuration to design adapted to the manufacturing of complex‐shaped parts. Modeling and optimization are essential issues in SPS tooling design. Upscaling and industrialization of SPS require multiple die tooling.
Alexander M. Laptev +9 more
wiley +1 more source
Cyclic oxidation of cobalt-chromium-aluminum-yttrium and aluminide coatings on IN-100 and VIA alloys in high velocity gases [PDF]
Embedded-alumina-particle aluminide (EAPA) coated and CoCrAlY coated IN-100 and NASA-TRW-VIA specimens were cyclically oxidation tested in a high velocity (approximately Mach 1) gas flame at 1093 C (2000 F).
Deadmore, D. L.
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Cost benefit study of advanced materials technology for aircraft turbine engines [PDF]
The cost/benefits of eight advanced materials technologies were evaluated for two aircraft missions. The overall study was based on a time frame of commercial engine use of the advanced material technologies by 1985.
Hillery, R. V., Johnston, R. P.
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Substrate Effect on the High Temperature Oxidation Behavior of a Pt-modified Aluminide Coating. Part II: Long-term Cyclic-oxidation Tests at 1,050 C [PDF]
, 2007 This second part of a two-part study is devoted to the effect of the substrate on the long-term, cyclic-oxidation behavior at 1,050 C of RT22 industrial coating deposited on three Ni-base superalloys (CMSX-4, SCB, and IN792).
B. A. Pint +22 more
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Simplified micromechanical equations for thermal residual stress analysis of coated fiber composites [PDF]
The fabrication of metal matrix composites poses unique problems to the materials engineer. The large thermal expansion coefficient (CTE) mismatch between the fiber and matrix leads to high tensile residual stresses at the fiber/matrix (F/M) interface ...
Naik, R. A.
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Coatings for aircraft gas turbine engines and space shuttle heat shields: A review of Lewis Research Center programs [PDF]
The status of several coating programs is reviewed. These include efforts on protecting aircraft gas turbine engine materials from oxidation/corrosion and on protecting refractory metal reentry heat shields from ...
Grisaffe, S. J., Merutka, J. P.
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