cold-weld

[ kohld-weld ]

verb (used with object)

1. to weld (metal objects) by extreme high pressure with no application of heat.
2. to weld (metal objects) by contact in a high vacuum, as in space.

cold-weld

verb

1. tr to join (two metal surfaces) without heat by forcing them together so that the oxide films are broken and adhesion occurs

Derived Forms

• cold welding, noun

Example Sentences

One example, J-B Weld Cold-Weld Steel Reinforced Epoxy with Hardener, costs $3.60 on Amazon.com for a package with one ounce of epoxy and one ounce of hardener.

From Washington Post

National Research scientists have made pieces of metal grab each other in a vacuum until sometimes the "cold-weld"' that formed had 95% of the strength of solid metal.

From Time Magazine Archive

When space vehicles are assembled in orbit, say National Research scientists, their joints may well be made of metals that cold-weld firmly as soon as they touch.

From Time Magazine Archive