How To Weld And Patch Auto Sheet Metal

Ditch a 1 8 inch tungsten electrode for something much smaller like 1 16 inch tungsten.

How to weld and patch auto sheet metal.

Ideally there should be a 1 32 gap between the patch and the body panel. I keep it short and to the point in this welding instructional video and show how ve. After cutting and fitting the new panel you are now ready to weld the patch panel in place. First off never overlap seams always butt weld.

Take some time to make your patch a perfect fit. Learn how to mig weld automotive sheet metal in about 5 minutes or less. After slicing the patches out with a cutoff wheel next came the bending hammer and dolly session until the patches matched the holes and fit snug and flush into the flanged seat. These left and right trunk floor extensions part no.

Once complete the welds will be ground flush being careful not to thin the metal on either side of the weld. See all 13 photos with the bottom layer welded the next patch can be tack welded in. Second never stitch weld you ll warp the panels beyond repair. That makes this a one handed process.

Because it will have you a lot more control over the whole process and it is more forgiving in case you do anything wrong. 840 2570 l 840 2570 r 129 99 each from auto metal direct will replace the rotted out sections on our e body project. Every restoration that passes through mcr needs some sort of sheet metal work that involves welding in new pieces so we thought we would show you how we join body panels together. The best two electrodes for welding auto body sheet metal is either ceriated tungsten or thoriated tungsten.

To obtain the best results while mig welding sheet metal proper fitment and cleanliness of the metal are essential. The proper way to do this is to do a series of tack. Tack welds are simply small welds that barely penetrate the metal and aren t pushed or pulled to form a bead. I then used the templates to trace out the patch panels on some sheet metal.

I used a piece of pvc pipe a vice mount miniature metal break and body hammer kit. Tack welding is the best way to hold the metal in place before you fully weld it to the original metal. Tack weld different areas of the joint about an inch apart.