Metal Roof Gauge Thickness Chart

Manufacturers in the united states use gauge to express the thickness of metal roof panels.

Metal roof gauge thickness chart.

22 gauge is the thickest while 29 gauge is the thinnest. For example 18 gauge steel according to a gauge conversion chart is 0 0478 inch or 1 214 millimeter. 26 gauge 24 gauge 20 gauge 18 gauge 16 gauge 14 gauge 1 8 and 1 4. Kynar galvalume steel for metal roofing and gutters.

A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. Gauge is the thickness of the metal used for a roof. The problem with metal roofing gauge is that there is a wide range of tolerances. Each number represents a range of inches 0 0179 to 0 0217 for example so two roofs may have the same gauge but slightly different thicknesses.

Kynar aluminum for metal roofing. Gauges are neither standard nor metric and the values are independent of those measurement systems. For example one company might sell a product as being 24 gauge but in reality the thickness of the metal could vary from 0 018 to 0 0335 based upon exactly how that company looks at things and how big of a tolerance they allow for. Each gauge represents a nominal decimal range.

Gauge to thickness chart click here for a printable pdf chart gauge. 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. Sheet metal gauge chart of sizes keywords. What is a roof gauge.

Metal roof panels are measured by gauge and are usually between 22 and 29. Gauges are used to specify the thickness of a sheet metal. 0 027 or 0 032 for seamless gutters and any other thickness for custom gutters. Manufacturers express the thickness of metal panels as their gauge with 22 gauge being the thickest and 29 gauge the thinnest of traditionally sold metal roof and wall panels.