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.

How to spot weld sheet metal.

A wire feed or tig welder is ideal for sheet metal but we will assume that you don t have one. Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. While wire feed welding sheet metal go for short bursts of welding instead of a going on a long bead. Learn how to mig weld automotive sheet metal in about 5 minutes or less.

I keep it short and to the point in this welding instructional video and show how ve. The process of spot welding sheet metal fabrications is quite simple it is basically harnessing the heat generated by the resistance to electrical current flow at the interface joint of two separate pieces of sheet metal. So while i was at it i thought i show you some ways of spot welding and bu. Forget the larger 1 8 inch tungsten electrode and use a smaller one.

Here s a quick video on how to plug weld sheet metal using mig without blowing yourself a bigger hole than you started with. We need to establish what is considered thin metal. To weld sheet metal with solid wires use electrode positive ep or reverse polarity. Tig welding sheet metal.

If you are doing sheet metal work on your car then you will certainly need to. The real trick to weld sheet metal is to use a wire feed. 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. Buy the kit here.

Im installing floor pans in my 86 cutlass and i have to add some metal to the pan. 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. Spot welding uses the heat from an electrical current to join 2 pieces of metal quickly and is typically used for joining sheet metal. Short bursts or tacks will help.

Just kidding this tip is to explain how to weld sheet metal with a stick welder.