How To Gas Welding. TIG welding is useful a lot to join metals in particular steel by properly heating them with an arc in between the electrode and the base metal. Gas welding joins metal using the heat of a torch burning both oxygen and a secondary fuel.
In forehand welding the filler is held ahead of the flame while in backhand welding it follows it. Choose the strength of the current. Gas Welding Aluminum Method.
The flame is ignited by a striker.
Gas welding joins metal using the heat of a torch burning both oxygen and a secondary fuel. In forehand welding the filler is held ahead of the flame while in backhand welding it follows it. An electric arc melts this wire so that it forms a weld pool that then solidifies to form a weld joint. You need to install one of the gears which are included in the no gas welder kit.