How To Weld Aluminum Fenders. Open your tanks back off both regulators completely open your torch all the way both the oxy and the acetylene. Pork People weld aluminum diamond plate all the time.
When you have to fabricate a panel or structure that is too large or complex or both for you to form it from a single piece always remember that as a last resort you can form parts of it and then join. Anyone got any tricks to welding up drilled holes in fenders and hoods. As well as a continuous wire electrode as described by Miller Electric.
Even water vapor on the surface of the metal will interfere with the welding process.
Keep the aluminum covered overnight throughout the project. MIG welding requires specific equipment including an automatic semiautomatic or hand-held welding gun. Welding Aluminum aint that hard once you learn but learning takes a while. Thought about sticking a piece of aluminum behind the hole to fill it in then pull the aluminum away I know itll work the other way around but not sure about steel on aluminum.