Common aluminum welding methods include: argon arc welding, gas shielded arc welding, friction stir welding, etc. When welding aluminum and aluminum alloys, it is also necessary to consider the composition selection of the welding wire, as well as preheating, postheating and other process measures during the welding process to reduce defects and ensure the quality of the welded joints.

Industry Application:

1. Socketing of copper and aluminum pipes in the refrigeration industry, dissimilar welding of central air conditioning copper and galvanized pipes, stainless steel pipes, and aluminum pipes.

2. Welding of copper and aluminum terminals, copper and aluminum leads, and copper and aluminum conductive strips in the power substation industry.

3. Welding of radiator tubes, motors and busbars in the electronic and electrical industry.

4. It is also used in the production of faucets, coupling connectors, matching nuts, etc.