Another top challenge for sheetmetal workers is welding sheet.
Welding automotive sheet metal.
Here s a few tips on repairing rust holes in car body panels.
Automotive sheetmetal and structural welding are vast topics and it is not possible to give them anything approaching complete coverage here.
Let s look at three but the last will be the most important for you to learn.
Because it will have you a lot more control over the whole process and it is more forgiving in case you do anything wrong.
While repairing rusted body panels the more time that you spend on the metal work the less sanding and filler will be needed to finish the repair.
Mig welding sheet metal article by mark trotta.
This chapter concentrates on some of the fundamentals of welding sheetmetal sections and on a few ploys that that may make this type of welding easier for you to perform while producing superior results.
Low power is key here use the lowest power setting available on your welder.
Mig welding is the preferred method for most automotive bodywork and since sheet metal is the thinnest of metals a large expensive mig unit is.
Ditch a 1 8 inch tungsten electrode for something much smaller like 1 16 inch tungsten.
Sheet metal is only thin so you won t need a very powerful welder just check the metal thickness of your sheet metal with the welder specifications to get the best one for your needs.
In this video im showing you the process i use to do small rust repairs where a complete panel.
It produces good quality results and is usually the preferred method for autobody repair unless you re a very experienced welder.
Types of welding and what s best for automotive sheet metal.
There are a few main types of welding that could be used in automotive repairs.