Steel Sheet Gage Thicknesses

When working with sheet metal the term gauge is often used.

Steel sheet gage thicknesses.

26 gauge 24 gauge 20 gauge 18 gauge 16 gauge 14 gauge 1 8 and 1 4. The equivalent thicknesses differ for each gauge size standard which were developed based on the weight of the sheet for a given material. A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. The gauge number 18 holds no relevance to the actual measurements.

For example 18 gauge steel according to a gauge conversion chart is 0 0478 inch or 1 214 millimeter. Gauge differs between ferrous iron based metals and nonferrous metals such as aluminum or copper. Gague are used to specify the thickness of a metal sheet. Sheet metal gauge thickness chart 2019 10 24t01 36 33 00 00.

The larger the gauge number the thinner the metal. Kynar galvalume steel for metal roofing and gutters. The manufacturers standard gage provides the thicknesses for standard steel galvanized steel and stainless steel. 0 7 mm 0 8mm and 1 5 mm.

Commonly used steel sheet metal ranges from 30 gauge to about 7 gauge. Approximate thickness in fractions of an inch. This is known as the manufacturers standard gage for sheet steel. Kynar aluminum for metal roofing.

Gauge to thickness chart click here for a printable pdf chart gauge. Originally used in the. Gague ga is a length measurement unit for diameters originating in north america and belongs to the browne sharpe metering system. For the purpose of securing uniformity the following is established as the only standard gauge for sheet and plate iron and steel in the united states of america namely.

For other materials such as aluminum and brass the thicknesses will be different. 0 027 or 0 032 for seamless gutters and any other thickness for custom gutters. Gauge to thickness chart gauge stainless galvanized sheet steel aluminum fraction inches mm inches mm inches mm inches mm 30 0 0125 0 33 0 0157 0 40 0 0120 0 30 0 0100 0 25. Approximate thickness in decimal parts of an inch.

Sheet metal thickness gauges for steel are based on a weight of 41 82 pounds per square foot per inch of thickness.