Journal ArticleDOI
High temperature strength of Nb3Al-base alloys
Tatsuo Tabaru,Shuji Hanada +1 more
TLDR
In this article, the authors examined the creep strength of Nb3Al-base alloy with two types of different microstructures, equiaxed grains and directionally elongated grains.About:
This article is published in Intermetallics.The article was published on 1998-01-01. It has received 47 citations till now. The article focuses on the topics: Grain Boundary Sliding & Equiaxed crystals.read more
Citations
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Journal ArticleDOI
Microstructure and high temperature strength at 1773 K of Nbss/Nb5Si3 composites alloyed with molybdenum
TL;DR: In this paper, the microstructures and mechanical properties at 1773 K of Nbss/Nb5Si3 composites were investigated under various processing and heat treatment conditions, and it was suggested that the yield strength at 17 73 K of α-Nb 5 Si3 is superior to that of β-N b 5 Si 3 alloyed with Mo.
Refractory metals and alloys.
E. Gebhardt,E. Fromm +1 more
TL;DR: In this article, the original material for which the alloys were prepared were commercial molybdenum (99.97~c), e lectrolyt ic rhenium, and iodide zirconium and carbon was added in the form of Mo2C and pure graphite.
Journal ArticleDOI
High-temperature strength and room-temperature toughness of Nb–W–Si–B alloys prepared by arc-melting
TL;DR: In this paper, the authors investigated the mechanical behavior of Nb-10W-10Si-xB (x=0, 0.1, 1, 1 and 2) alloys, which were prepared by arc-melting and annealed at 1870k for 100h.
Journal ArticleDOI
Mechanical properties of As-cast and directionally solidified Nb-Mo-W-Ti-Si in-situ composites at high temperatures
TL;DR: In this article, a directional solidification technique was used to improve the high-temperature strength of Nb-Mo-Ti-Si in-situ composites, alloying with W and a directional solvability technique were employed.
Journal ArticleDOI
Alloys for application at ultra-high temperatures: Nb-silicide in situ composites: Challenges, breakthroughs and opportunities
TL;DR: In this article, the development of Nb-silicide based alloys vis-a-vis property goals and compares them with refractory-complex-concentrated-alloys (RCCAs) for their density, oxidation and mechanical properties.
References
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Refractory metals and alloys.
E. Gebhardt,E. Fromm +1 more
TL;DR: In this article, the original material for which the alloys were prepared were commercial molybdenum (99.97~c), e lectrolyt ic rhenium, and iodide zirconium and carbon was added in the form of Mo2C and pure graphite.
Journal ArticleDOI
High-temperature deformation of Nb3Al alloys
TL;DR: In this article, the behavior of binary Nb3Al alloys as high-temperature structural materials is reviewed with regard to deformation of single phase Nb 3Al and NbAl/Nbss composites fabricated by various processes.
Journal ArticleDOI
Effect of microstructure on hydrogen pulverization of two phase alloys
TL;DR: In this paper, the volume fraction of Nbss and Nb3Al was controlled through heat treatments of 1473, 1773 and 1873 K for 86.4 ks in vacuum.
Journal ArticleDOI
Solid solution hardening of Nb3Al alloys containing tungsten, molybdenum and tantalum
Yonosuke Murayama,Shuji Hanada +1 more
TL;DR: In this paper, the solubility limits of refractory metals W, Mo and Ta in Nb{sub 3}Al were determined and the strength at high temperatures was measured as function of composition and temperature.