Thickness Of Automotive Sheet Metal

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Thickness of automotive sheet metal.

The gauge number 18 holds no relevance to the actual measurements. Sheet metal gauge size chart gauge or gage sizes are numbers that indicate the thickness of a piece of sheet metal with a higher number referring to a thinner sheet. The larger the gauge number the thinner the metal. In most of the world sheet metal thickness is consistently specified in millimeters.

0239 range depending on the. 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. The equivalent thicknesses differ for each gauge size standard which were developed based on the weight of the sheet for a given material. 0299 and 24 ga.

Commonly used steel sheet metal ranges from 30 gauge to about 7 gauge. A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. Automotive sheet metal once ran in the range of 18 gauge which was 48 thousandths of an inch thick actually 0 0478 inch. 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 the u s the thickness of sheet metal is commonly specified by a traditional non linear measure known as its gauge. 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.