How To Spot Weld Sheet Metal

Spot welding uses the heat from an electrical current to join 2 pieces of metal quickly and is typically used for joining sheet metal.

How to spot weld sheet metal.

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. Short bursts or tacks will help. I keep it short and to the point in this welding instructional video and show how ve. 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.

My names matt urch and i own and. We need to establish what is considered thin metal. 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. Tig welding sheet metal.

If you are doing sheet metal work on your car then you will certainly need to. Learn how to mig weld automotive sheet metal in about 5 minutes or less. 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. Im installing floor pans in my 86 cutlass and i have to add some metal to the pan.

So while i was at it i thought i show you some ways of spot welding and bu. Buy the kit here. Just kidding this tip is to explain how to weld sheet metal with a stick welder. A wire feed or tig welder is ideal for sheet metal but we will assume that you don t have one.

Forget the larger 1 8 inch tungsten electrode and use a smaller one. The real trick to weld sheet metal is to use a wire feed. 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.

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