How To Spot Weld Sheet Metal

Im installing floor pans in my 86 cutlass and i have to add some metal to the pan.

How to spot weld sheet metal.

It s also easy to do with a spot welding machine which has 2 electrode tongs about 6 inches 15 cm long that pass an electrical current through the metal to fuse them together. Tig welding sheet metal. Forget the larger 1 8 inch tungsten electrode and use a smaller one. We need to establish what is considered thin metal.

Short bursts or tacks will help. Learn how to mig weld automotive sheet metal in about 5 minutes or less. My names matt urch and i own and. Just kidding this tip is to explain how to weld sheet metal with a stick welder.

At v f sheet metal we can spot weld mild steel zintec galvanised steel and stainless steel in gauges from 0 7mm to 3mm thick. Buy the kit here. The real trick to weld sheet metal is to use a wire feed. Here s a quick video on how to plug weld sheet metal using mig without blowing yourself a bigger hole than you started with.

Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. A wire feed or tig welder is ideal for sheet metal but we will assume that you don t have one. In this video matt goes over the basics and techniques of spot rosette welds. While wire feed welding sheet metal go for short bursts of welding instead of a going on a long bead.

If you are doing sheet metal work on your car then you will certainly need to. I keep it short and to the point in this welding instructional video and show how ve. So while i was at it i thought i show you some ways of spot welding and bu. 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.

Try going for a wire of 023 inches when welding sheet metal.