Welding Small Holes In Sheet Metal

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.

Welding small holes in sheet metal.

Make sure you always work with a small wire diameter to avoid making holes in your sheet metal. In this video matt goes over how to fill holes in a fender using a mig welder and a tig welder. Small wires also provide more control over the weld bead and a better chance of recovering from mistakes due to lower deposition rates. Holes larger than 1 4 need to be filled with metal.

Get a tig 200. Regardless of the reason you will have holes that need welded shut. Fresh welds are more susceptible to rust and oxidation than just plain steel they need to be protected. In this article we are taking a look at how people should go about welding sheet meta l what kind of wire and shielding gas need to be used.

I used a piece of pvc pipe a vice mount miniature metal break and body hammer kit. A small magnet will help keep the filler metal in place while you weld. The welding process actually adds new steel to the thin steel and can result in a repaired spot that is stronger than the original metal. When it comes to welding thin sheet metal like car body panels if you are not experienced and skilled enough then you can easily create a mess as blow holes in the sheet and make the metal useless.

If you are going to weld on thin sheet metal such as car body parts then you re going to have holes to weld from time to time. The most permanent repair to a hole in sheet metal is to weld the hole shut. In this video matt goes over how to fill holes in sheet metal using a mig welder and a tig welder. I then used the templates to trace out the patch panels on some sheet metal.

It will inflict less damage on the metal as well. This may be due to burning through the thin sheet metal welding molding holes fabrication or other reasons needed. Mig welding sheet metal. The complexity of welding increases as the thickness of the material decreases.

Small wire diameter will let you have flexibility if you mess up anything. As a rule of thumb don t use a filler metal thicker than the base. Never go for a thinner base metal for the auto body sheet welding to get the best result out of it.