Be aware that there are many differences in both thickness and hardness in the cold rolled sheet available today.
Car body sheet metal thickness.
Even though you might only need a couple of square feet of sheet metal to repair your car body you will have to buy a standard 8 foot by 4 foot sheet from your local steel stockholder.
The thickness of sheet metal depends on the material from which it is made.
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.
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.
Now though we can supply you with smaller sheets of steel to suit your smaller projects.
1 16 of over 2 000 results for auto body sheet metal eastwood 7 pieces 20 gauge auto body repair patch panels kit 20 gauge aluminized steel sheet metal corrosion resistant 4 0 out of 5 stars 10.
0239 range depending on the panel.
Sheetmetal comes in various materials and thicknesses but the processes by which you turn a flat sheet into something useful are always more or less the same.
In galvanized steel it is 0 0217 inches.
Brianstick with all due respect i find it hard to believe that sheet metal from a 1974 american made automobile has 18 ga.
Automotive sheet metal once ran in the range of 18 gauge which was 48 thousandths of an inch thick actually 0 0478 inch.
Aluminium sheets are also available.
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.
Whether you re pounding a dented body panel or fabricating an entire custom interior for a race car you re bound to work with sheetmetal in the automotive world.
Twenty six gauge sheet metal in standard steel is 0 0179 inches thick.