Blowing Holes In Sheet Metal Flux Welding

If your welding wire is too thick it will take more heat to melt the wire than the substrate and can make it even more prone to blowing holes in the panel.

Blowing holes in sheet metal flux welding.

Did you want to learn how to work around that and deliver a solid re. In this article we are taking a look at how people should go about welding sheet meta l what kind of wire and shielding gas need to be used. Stick welding sheet metal with 6013 rods. When it comes to welding thin sheet metal like car body panels if you are not experienced and skilled enough then you can easily create a mess as blow holes in the sheet and make the metal useless.

Just weld a tiny bit to one side wait a second then weld a tiny bit a third of a circle 120 degrees around then another third around etc until the there is enough metal around to make a continuous weld in the middle to seal things up. Tig welding sheet metal. I keep blowing through my thin sheet. I m welding very t.

Forget the larger 1 8 inch tungsten electrode and use a smaller one. Have you ever welded something so thin and worn out that all you do is blow holes in it. Use thin wire one big mistake we see with beginners is using welding wire that is too thick for the metal they re welding. To fix that hole and to do any more welding with out blowing through you could clamp a copper backing bar to the backside of the weld.

This is the thinnest sheet metal i have ever welded using this process. Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. As far as the weld you put down it looks fine you probably don t want to go much bigger than 1 8 of an inch fillet weld if the material the frame rail is only 1 8 inch thick. Andy gives helpful insights and tips to mig weld thin sheet metal.

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