local preheating

local preheating

[′lō·kəl prē′hēd·iŋ]
(metallurgy)
The heating of a specific portion of a material or structure prior to the performance of a joining or fabrication process.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
These drawbacks can be avoided by increasing the welding intervals or by a local preheating procedure.
Keyhole formation during laser welding
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