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TAKE THE QUIZ“hydrogen welding”
The following 2 entries include the term hydrogen welding.
atomic hydrogen welding
noun: arc welding that utilizes an alternating-current arc between two metal electrodes to dissociate hydrogen from a surrounding stream so that when the hydrogen atoms recombine into molecules at the surface of the part being welded they supply to the surface for fusion the heat that was absorbed in the arc during dissociation
oxygen-hydrogen welding
noun: gas welding with oxygen and hydrogen at a temperature which is estimated at over 5000° F and which is sufficient to consume the diamond and easily fuse platinum
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Merriam-Webster unabridged
