Cover the surrounding metal with masking paper and tape.
Patching a sheet metal hole.
Patching a hole preparing the hole.
Cut some sheets of masking paper to size with a sharp pair of scissors.
Using lineman s pliers the plug is cut to shape slowly snipping into a circle.
The complexity of welding increases as the thickness of the material decreases.
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.
Best deal on goodyear air hose check this out https amzn to 3b5cjvy how to fix a hole without welding no warping.
Use coarse sandpaper to remove paint rust oil and dirt from the surrounding metal in a minimum.
Working from the front side and using the kit applicator a putty knife or even a stiff piece of.
I then used the templates to trace out the patch panels on some sheet metal.
Measure the repair area and cut a patch.
How to repair sheet metal 1.
The most permanent repair to a hole in sheet metal is to weld the hole shut.
Cut the sheet metal along the scribed lines using metal shears or a handheld rotary cutting tool equipped with a.
Press them flat against the surface of the metal then secure the edges with masking tape.
Cut the chosen sheet metal to a size that matches the area to be patched.
Easy to do and really strong.
Leave the rusted area exposed.
Use rough about 40 grit.
The sheet metal patch should overlap onto the metal panel at least 2 inches past the edges of the damaged area.
Measure a piece of sheet metal for the repair with a measuring tape.
Mark the dimensions and shape using a metal.
For thicker sheet metal an old copper penny might be a quick source of material.
Place the repair sheet metal.