Flux Core Welding Thin Sheet Metal

Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal.

Flux core welding thin sheet metal. When welding vertical down begin at the top of a joint and weld down weaving slightly side to side. Tig welding sheet metal. To weld sheet metal with solid wires use electrode positive ep or reverse polarity. I found a useful video on youtube that illustrates the flux core welding of galvanized steel.

As the metal you are welding increases in thickness you will want to increase the voltage and wire speed as you see fit. For thin metal where burn through is a concern keep the electrode wire on the leading edge of the weld puddle. While wire feed welding sheet metal go for short bursts of welding instead of a going on a long bead. Forget the larger 1 8 inch tungsten electrode and use a smaller one.

For sheet metal i use ine welding wire and it is just as good as their flux cored wire if you want you can grab one here. The video is about five and a half minutes long. How do i weld with arc welder between a thin and thick sheet. Although flux cored welding is more forgiving of dirty metal than mig welding it s still a good idea to clean.

The demonstrator doesn t believe a mig process solid wire and shielding gas can weld galvanized where as plenty of us do. This guide will teach you how to weld steel with a flux core welder. It is essential that you are already familiar with working with metal such as cutting it and are aware of the safety measures associated with this type of work. Since the sheet metal for our container is a fairly thin gauge approx.

Youtube flux core welding video. Revolution of flux core before 1950 the common welding use for thin metals was shielded metal arc welding smaw in the mid 1950s the development for flux core welding was achieved. Try going for a wire of 023 inches when welding sheet metal.