A study of gas flow pattern, undercutting and torch modification in variable polarity plasms arc welding
By: John C. McClure, Haihui (Ron) Hou.
Contributors: Hou, Haihui.; United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-196537.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1995
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Contamination.; Flow distribution.; Flow velocity.; Gas flow.; Magnetohydrodynamic flow.; Plasma arc welding.; Torches.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 95-0419-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1994] 1 microfiche.