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.
Car body sheet metal thickness.
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.
Twenty six gauge sheet metal in standard steel is 0 0179 inches thick.
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.
Aluminium sheets are also available.
Now though we can supply you with smaller sheets of steel to suit your smaller projects.
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.
Mild steel is 1449 cr4 grade.
Automotive sheet metal once ran in the range of 18 gauge which was 48 thousandths of an inch thick actually 0 0478 inch.
Be aware that there are many differences in both thickness and hardness in the cold rolled sheet available today.
There is also 19ga available but harder to get and more expensive.
The thickness of sheet metal depends on the material from which it is made.
Brianstick with all due respect i find it hard to believe that sheet metal from a 1974 american made automobile has 18 ga.
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.