cold welding

Etymology 1
. From being a form of welding not requiring adding heat.

Noun

 * 1) A phenomenon where in a vacuum, two clean oxide-less uncoated metal surfaces will fuse/weld/merge together when they come into contact with each other, without any other action required (without fusion heating).

Coordinate terms

 * heat welding by molten temperatures

Translations

 * Finnish: kylmähitsaus