Welding Galvanized Steel Tig. However if you have adequate experience in welding aluminum then TIG welding will not be such a big challenge to you. Pot metal is quite similar to aluminum and thus the approach you use to weld aluminum.
Zinc turns to vapors at a relatively lower temperature and when you are welding on galvanized steel it can cause toxic fumes which can be very harmful to your health. TIG welding is more modern arc welding which includes proper use of the non-consumable tungsten electrode to fill as well as fuse metals. TIG welding MIG welding and stick welding demand a high level of skill and attention.
Pot metal is quite similar to aluminum and thus the approach you use to weld aluminum.
Some people also recommend not to store acidic foods in galvanized steel containers. Use eye protection and a respirator when you spray the zinc around the weld and hold. This process requires some skills and the right equipment. The galvanized steel on a welded fence will rust if the welder does not reapply the zinc coating.