Phase Equilibria Investigations of Binary, Ternary, and Higher Order Systems. Part 3. Phase Equilibria Studies in the Nb-Ta-C System
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Title
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Phase Equilibria Investigations of Binary, Ternary, and Higher Order Systems. Part 3. Phase Equilibria Studies in the Nb-Ta-C System
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Date
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1970
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Index Abstract
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Not Available
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Photo Quality
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Undetermined
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Report Number
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AFML TR 69-117 Part 3
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Creator
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Booker, Phillip H.
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Rudy, Erwin
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Corporate Author
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Aerojet-General Corporation
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Extent
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68
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Identifier
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AD0709946
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Access Rights
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Unknown
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Distribution Classification
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1
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Contract
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F33615-67-C-1513
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DoD Project
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None Given
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DoD Task
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None Given
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DTIC Record Exists
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Yes
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Distribution Change Authority Correspondence
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None
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Distribution Conflict
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No
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Abstract
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The solid state and solid-liquid equilibria of the Nb-Ta-C system was determined by melting point determinations, X-ray and chemical analysis, metallography, and differential thermal analysis for temperatures above 1500C. The ternary system has a complete solid solution of monocarbides and also of subcarbides if the differences in carbon atom ordering is disregarded. Eutectic troughs in both the metal-rich and carbon-rich regions of the ternary are present. Calculated tie-line distributions agree well with experimental results.
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Report Availability
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Not available via Contrails
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Date Issued
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1970-05
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Index In
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DTIC
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Type
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report