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Rounding And Aligning Tubes For Butt WeldingEasy-to-use tool helps to ensure solid, reliable joint. Tool similar to automobile-tailpipe expander corrects out-of-roundness in tubes before butt-welded and holds tubes in position during welding. Two tubes rounded and aligned with each other by expansion shoes. After use, shoes retracted so tool withdrawn, even through tube narrower than its mate.
Document ID
19900000031
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Burley, Richard H.
(Rockwell International Corp.)
Burow, Glenn H.
(Rockwell International Corp.)
Date Acquired
August 14, 2013
Publication Date
January 1, 1990
Publication Information
Publication: NASA Tech Briefs
Volume: 14
Issue: 1
ISSN: 0145-319X
Subject Category
Fabrication Technology
Report/Patent Number
MFS-29363
Accession Number
90B10031
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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