The variable polarity plasma arc welding process
Subtitle: characteristics and performance
By: prepared by R.J. Hung, and G.J. Zhu.
Contributors: Zhu, G. J.; United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-184259.
Publisher: University of Alabama in Huntsville; National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1991
Place of publication: Huntsville, Ala; [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Space shuttles.; Plasma arc welding.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 92-1090-M.

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