Welding Procedure For Aluminium. This welding technique is. Aluminum melts at 1220 degrees Fahrenheit but the protective oxidized layer at the surface of the aluminum doesnt melt until 3700 degrees Fahrenheit.
The aluminum cannot be MIG welded without the protective layer being removed first. You will find three general and fundamental welding techniques to weld aluminum. How can Aluminium be Welded.
To prevent burn through when aluminum TIG welding weld at a low amperage with a long point on the electrode.
Finishing welding of aluminium castings. Qualification of welding procedure for steel castings The first stage of approval of a welding procedure for steel. Gas tungsten arc welding GTAW also known as tungsten inert gas TIG welding is one of the most popular welding processes chosen for aluminum. Can be disastrous when welding aluminum.