CHALUMEAU DE SOUDURE A GAZ DE PROTECTION NOTAMMENT POUR SOUDER AVEC UNE ELECTRODE FONDANTE ET COMPORTANT UNE BUSE DE GAZ DE PROTECTION

摘要

The invention relates to an inert-gas welding torch (10) with an inert-gas nozzle (14) in which the endurance of the nozzle is to be improved. This is achieved by a coating (16) of dark, preferably black, material, in particular a black nickel coating, on the outside (17) of the nozzle. <IMAGE>