Powder metallurgy approaches to high temperature components for gas turbine engines [PDF]
Research is reported for the tensile strength, ductility, and heat performance characterisitics of powder metallurgy (p/m) superalloys. Oxide dispersion strengthened alloys were also evaluated for their strength during thermal processing.
Probst, H. B.
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Very High Cycle Fatigue Behavior of a Directionally Solidified Ni-Base Superalloy DZ4. [PDF]
Materials (Basel), 2018 Nie B +7 more
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Nanoscale Origins of the Size Effect in the Compression Response of Single Crystal Ni-Base Superalloy Micro-Pillars. [PDF]
Materials (Basel), 2018 Ying S +7 more
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Effects of cobalt in nickel-base superalloys [PDF]
The role of cobalt in a representative wrought nickel-base superalloy was determined. The results show cobalt affecting the solubility of elements in the gamma matrix, resulting in enhanced gamma' volume fraction, in the stabilization of MC-type carbides,
Jarrett, R. N., Tien, J. K.
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Materials for advanced rocket engine turbopump turbine blades [PDF]
A study program was conducted to identify those materials that will provide the greatest benefits as turbine blades for advanced liquid propellant rocket engine turbines and to prepare technology plans for the development of those materials for use in ...
Chandler, W. T.
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Progress in advanced high temperature materials technology [PDF]
Significant progress has recently been made in many high temperature material categories pertinent to such applications by the industrial community. These include metal matrix composites, superalloys, directionally solidified eutectics, coatings, and ...
Ault, G. M., Freche, J. C.
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Stress-rupture strength and microstructural stability of W-HF-C wire reinforced superalloy composites [PDF]
W-Hf-C/superalloy composites were found to be potentially useful for turbine blade applications on the basis of stress-rupture strength. The 100-and 1000-hour rupture strengths obtained for 70 volume percent fiber composites tested at 1090 C were 420 and
Petrasek, D. W., Signorelli, R. A.
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Fatigue Damage of a Thermal Barrier Coated Ni-Base Superalloy
High Temperature Materials and Processes, 2007 Goswami, B. +6 more
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Calibration approach to electron probe microanalysis: A study with PWA-1480, a nickel base superalloy [PDF]
The utility of an indirect calibration approach in electron probe microanalysis is explored. The methodology developed is based on establishing a functional relationship between the uncorrected k-ratios and the corresponding concentrations obtained using
Terepka, F. M. +2 more
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The spray forming of Ni based superalloys
, 2016 The main aim has been to investigate the effect of process parameters on the spray forming of UDIMET 720 and in particular to understand the mechanism of grain size evolution in the deposit using a combination of experimental and computer modelling techniques.
Underhill, R, Underhill, R. P.
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