Results 81 to 90 of about 2,118 (231)
Nihon Kikai Gakkai ronbunshu, 2016 Low cycle fatigue tests at elevated temperature were conducted on a Ni-based directionally solidified superalloy subjected to transverse loading. To investigate the effect of the arrangement and the orientation of crystal grains on the crack initiation ...
Takashi YOKOYAMA, Masaru SEKIHARA
doaj +1 more source
Constitutive Modeling of Superalloy Single Crystals and Directionally Solidified Materials [PDF]
A unified viscoplastic constitutive relation based on crystallographic slip theory was developed for the deformation analysis of nickel base face centered cubic superalloy single crystals at elevated temperature.
Jordan, E. H., Walker, K. P.
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Process Optimization in Laser Welding of IN792 DS Superalloy
MetalsNi-base superalloys are employed to produce parts of aeronautic engines, space vehicles and power plants. During the production process or lifetime of components, cracks may occur which affect their performance.
Giuseppe Barbieri +7 more
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Nihon Kikai Gakkai ronbunshu, 2016 Low cycle fatigue tests at elevated temperature were conducted on a Ni-based directionally solidified superalloy with small holes subjected to transverse loading.
Takashi YOKOYAMA, Masaru SEKIHARA
doaj +1 more source
Review of status and potential of tungsten-wire: Superalloy composites for advanced gas turbine engine blades [PDF]
The current status of development of refractory-wire-superalloy composites and the potential for their application to turbine blades in land-based power generation and advanced aircraft engines are reviewed.
Signorelli, R. A.
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Progress in advanced high temperature turbine materials, coatings, and technology [PDF]
Material categories as well as coatings and recent turbine cooling developments are reviewed. Current state of the art is identified, and as assessment, when appropriate, of progress, problems, and future directions is ...
Ault, G. M., Freche, J. C.
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Effect of the cooling rate on microstructure and hardness of MAR-M247 Ni-based superalloy [PDF]
, 2012 The effect of cooling rate on the microstructure of MAR-M247 Ni-based superalloy was investigated via physical simulation of the casting process. Solidification experiments with cooling rates in the range of 0.25–10 K/s showed smooth temperature profiles
Chen +20 more
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Cost analysis of advanced turbine blade manufacturing processes [PDF]
A rigorous analysis was conducted to estimate relative manufacturing costs for high technology gas turbine blades prepared by three candidate materials process systems.
Barth, C. F. +2 more
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Metal matrix composites for aircraft propulsion systems [PDF]
Studies of advanced aircraft propulsion systems have indicated that performance gains and operating costs are possible through the application of metal matrix composites.
Signorelli, R. A.
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Oxidation corrosion resistant superalloys and coatings [PDF]
, 1978 An article of manufacture having improved high temperature oxidation and corrosion resistance comprising: (a) a superalloy substrate containing a carbide reinforcing phase, and (b) a coating consisting of chromium, aluminum, carbon, at least one element ...
Jackson, Melvin R. +1 more
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