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Ceramic backup ring prevents undesirable weld-metal buildupRemovable ceramic backup material butted against weld zone back prevents weld metal buildup at that site. Method is successful with manual tungsten-inert gas /TIG/ welding of 316 corrosion resistant steel /CRES/ pieces with 0.76 cm throat diameter and 1.57 cm pipe internal diameter.
Document ID
19710000116
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Leonard, G. E. (AEROJET-GEN. CORP.)
Date Acquired
August 6, 2013
Publication Date
May 1, 1971
Subject Category
Fabrication Technology
Report/Patent Number
NUC-10357
Report Number: NUC-10357
Accession Number
71B10117
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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