How To Tig Welding Sheet Metal

To weld sheet metal with solid wires use electrode positive ep or reverse polarity.

How to tig welding sheet metal. Tack welding is the best way to hold the metal in place before you fully weld it to the original metal. Ditch a 1 8 inch tungsten electrode for something much smaller like 1 16 inch tungsten. Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. Tack weld different areas of the joint about an inch apart.

Using a tig welders means that one can work on materials of 26 gauge. The best two electrodes for welding auto body sheet metal is either ceriated tungsten or thoriated tungsten. Tig generates heat via an arc of electricity jumping from a tungsten metal electrode to the metal surfaces you intend to weld usually aluminum. But using this method also requires some practice and practice advice in order to understand it.

S curves or welds on round things. This will hold it in place and allow you to weld it properly. Tig can be used to weld copper titanium even two dissimilar metals and is handy for making tricky welds e g. Forget the larger 1 8 inch tungsten electrode and use a smaller one.

Using this process enables more than effective work on thin materials as it provides high precision and high quality work. Because it will have you a lot more control over the whole process and it is more forgiving in. Tig welding sheet metal. Tack welds are simply small welds that barely penetrate the metal and aren t pushed or pulled to form a bead.

Tig welding is one type of welding amongst a few choices you have mig stick oxyacetylene etc.