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A metallographic evaluation of some coated columbium alloysThe results of a metallographic study of two coated columbium shuttle candidate materials are presented. Optical and scanning electron microscopy examinations were conducted on coating R512E and VH109.
Document ID
19720022815
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Griffiths, V. (Montana Coll. of Mineral Science and Technology Butte, MT, United States)
Date Acquired
August 6, 2013
Publication Date
January 1, 1972
Subject Category
Materials, Metallic
Report/Patent Number
NASA-CR-127917
Accession Number
72N30465
Funding Number(s)
CONTRACT_GRANT: NGR-27-003-001
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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