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atomic hydrogen welding

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atomic hydrogen welding

[ə′täm·ik ′hī·drə·jən ′weld·iŋ]
(metallurgy)
An arc welding process in which hydrogen gas dissociated by the arc recombines outside the arc to provide intense heat and protection against oxidation for the weld.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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