… electrically heated gas), laser or other light or photon beam, ultrasonic, electron beam, magnetic pulse or …
Explanatory notes
… electrically heated gas), laser or other light or photon beam, ultrasonic, electron beam, magnetic pulse or … be joined (Joule heat). During welding the parts are held together under pressure and fluxes or filler metals are not … here. These include, inter alia , soldering heads and tongs, electrode holders and metal contact electrodes (for …