Patching A Sheet Metal Hole

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Patching a sheet metal hole.

Use coarse sandpaper to remove paint rust oil and dirt from the surrounding metal in a minimum. Cut some sheets of masking paper to size with a sharp pair of scissors. Cut the chosen sheet metal to a size that matches the area to be patched. 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.

Patching a hole preparing the hole. Easy to do and really strong. For thicker sheet metal an old copper penny might be a quick source of material. Press them flat against the surface of the metal then secure the edges with masking tape.

Working from the front side and using the kit applicator a putty knife or even a stiff piece of. Use rough about 40 grit. 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. I used a piece of pvc pipe a vice mount miniature metal break and body hammer kit.

Leave the rusted area exposed. How to repair sheet metal 1. Place the repair sheet metal. Cover the surrounding metal with masking paper and tape.

A filler for the holes is needed i used some soft copper from a pipe hanging fixture hammered flat it was a perfect thickness for this application. Using lineman s pliers the plug is cut to shape slowly snipping into a circle. I then used the templates to trace out the patch panels on some sheet metal. Mark the dimensions and shape using a metal.

Cut the sheet metal along the scribed lines using metal shears or a handheld rotary cutting tool equipped with a. The sheet metal patch should overlap onto the metal panel at least 2 inches past the edges of the damaged area. The complexity of welding increases as the thickness of the material decreases.