contact tube

contact tube

[′kän‚takt ‚tüb]
(metallurgy)
A device which provides electric current to a continuous electrode in a welding process.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The pistol has easily changeable V-rollers for positive wire feed and increased capacity of its contact tubes, all designed to suit the increased current, while maintaining the proven, low maintenance design of its arcspray pistols.