Arc Welding Automotive Sheet Metal

Mig welding sheet metal article by mark trotta.

Arc welding automotive sheet metal.

Mig metal inert gas welding is a welding process in which an electric arc is formed between the workpiece metal and the consuming wire electrode causing them to melt and consequently get joined together. Can i use aluminum rods. That makes this a one handed process. Just grab a piece of sheet metal to get the heat set correctly and go to town.

What can i do to stop this. Mig welding is the preferred method for most automotive bodywork and since sheet metal is the thinnest of metals a large expensive mig unit is. Mig or metal inert gas welding aka gas metal arc welding or gmaw also uses a gas shield and filler material however in this case the filler is a wire fed directly through the welder. An electric current in the form of either alternating current or direct current from a welding power supply is used to form an electric arc.

Everyone is different but those settings will get you in the right ballpark to weld sheet metal. Disclaimer due to factors beyond the. You can use aluminum rods on aluminum only and they typically are used only for really thick pieces about 0 25 inch and thicker. A shielding gas feeds via the welding gun alongside the wire electrode to shield the process from contaminants.

Shielded metal arc welding smaw also known as manual metal arc welding mma or mmaw flux shielded arc welding or informally as stick welding is a manual arc welding process that uses a consumable electrode covered with a flux to lay the weld. If you re doing welding work on cars and need the diversity of a mig and tig welder the weldpro 200 amp multi process machine is the best machine for automotive sheet metal. How to weld thin gauge steel similar to car body panel down to 8mm or 1 32 of an inch thick with arc or stick welder. In this video im showing you the process i use to do small rust repairs where a complete panel.

While repairing rusted body panels the more time that you spend on the metal work the less sanding and filler will be needed to finish the repair. I only have a 110 v arc welding machine and i want to weld car panels but i keep blowing out the metal. For 3 32 7018 s it s about the same. Here s a few tips on repairing rust holes in car body panels.