How To Tig Weld Aluminum For Beginners. Follow our four steps below to practice and advance your tig welding skills with aluminum. Other ways to weld aluminum.
Gas tungsten arc welding or tig welding was invented to weld aluminum and magnesium the lighter alloys in aircraft manufacturing. The welder holds the electrode over the workpiece and melts it by striking up the arc while continuously feeding a filler rod or consumable to the weld pool. These electrodes heat and run a current through the metals and join them.
Union carbide’s linde division acquired the rights to the gtaw patent to develop various torches in the heliarc brand name.
Tig means tungsten inert gas, and it involves a tungsten electrode. Another important aspect to welding aluminum is having an ac capable welder with balance control. Power supply and equipment the power supply used for tig welding is a cc or “onstant urrent” power supply. After the welding, please put the torch away from the machine and release the foot pedal slowly.