gas tungsten arc welding, gas-tungsten arc welding, GTAW, tungsten inert-gas welding, TIG welding, GTA welding, TIG-welding, WIG welding, tungsten arc welding, gas-shielded arc welding with non-consumable tungsten electrode, inert gas tungsten-arc welding
kaarkeevituse protsess/operatsioon, kus keevituskaar põleb mittesulava volframelektroodi otsa ja keevisvanni vahel ja kaarevahemikku kaitstakse gaasiga (taval. argoon või heelium) või gaasiseguga (vrd, an arc welding process that produces coalescence of metals by heating them with an arc between a tungsten (non-consumable) electrode and the work; shielding is obtained from a gas or gas mixture (comp