Auto Body Sheet Metal Thickness

Be aware that there are many differences in both thickness and hardness in the cold rolled sheet available today.

Auto body sheet metal thickness.

Note the simple bends made with a brake to fit the side plate. Get your universal sheetmetal repair panels today. 0239 range depending on the panel. There is also 19ga available but harder to get and more expensive.

The reason i say this is that i have rebuilt two older vehicles a 55 chevy and a 67 el camino and have found the sheet metal to be in the 22 ga. Universal sheetmetal repair panels available at low prices. We have a huge selection of high quality rust repair and auto body panels including rockers cab corners wheel arches fenders and more. Automotive sheet metal once ran in the range of 18 gauge which was 48 thousandths of an inch thick actually 0 0478 inch.

Sheet metal used on older car bodies typically ranges from a gauge of 16 to 18. 0299 and 24 ga. Auto body repair parts. 20 gauge became common in more recent times and this meant 0 0359 inch thick metal still a lot to work with in bumping and metal finishing.

The holes remove weight but do not substantially reduce its strength. I have seen 18ga vary in thickness from 040 to 045 and the construction of the sheet can change alot depending if you get u s. This body mount brace was made from 1 16 inch mild steel sheet hammer formed and mig welded together. This is an oe style rocker.

This racing seat was tig welded from 3 16 inch aluminum sheet. Sheet metal used on the auto body of new vehicles and when aftermarket body work is performed tends to be between 20. Brianstick with all due respect i find it hard to believe that sheet metal from a 1974 american made automobile has 18 ga. 1999 2007 chevrolet pickup silverado rocker panel for the extended cab with 4 doors.