Characteristics and performance of the variable polarity plasma arc welding process used in the space shuttle external tank
Subtitle: final report
By: prepared by R.J. Hung, C.C. Lee, and J.W. Liu.
Contributors: Lee, C. C.; Liu, J. W.; United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-184226.
Publisher: University of Alabama in Huntsville; National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1990
Place of publication: Huntsville, Ala; [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Plasma arc welding.; Space shuttles.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 92-1323-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1992] 1 microfiche.