arc welding
arc welding, use of a sustained luminous electrical discharge (arc) as a source of heat for melting the filler metal (welding rod) and the metals being welded. See welding.
Citation Information
Article Title:
arc welding
Website Name:
Encyclopaedia Britannica
Publisher:
Encyclopaedia Britannica, Inc.
Date Published:
20 October 2014
Access Date:
February 22, 2025