释义 |
Tack weld tack weld[′tak ‚weld] (metallurgy) A joint between two pieces of metal made by welding at isolated points. Tack weldA weld designed not to carry a load, but to make a nonstructural connection.tack weld1. A weld used for holding metal parts in position temporarily. 2. One of a series of welds applied where a continuous weld is unnecessary. |