Metal Roof Gauge Thickness Chart

26 gauge 24 gauge 20 gauge 18 gauge 16 gauge 14 gauge 1 8 and 1 4.

Metal roof gauge thickness chart.

For example 18 gauge steel according to a gauge conversion chart is 0 0478 inch or 1 214 millimeter. What is a roof gauge. Gauge to thickness chart click here for a printable pdf chart gauge. 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.

Gauge is the thickness of the metal used for a roof. The gauge number 18 holds no relevance to the actual measurements. For example standard 29 gauge steel roofing made in long panels is about 0 36 millimeters thick and the 26 gauge version is slightly thicker at 0 48 millimeters. 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. 22 gauge is the thickest while 29 gauge is the thinnest. 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. The gauge of a metal roof refers to its thickness and the higher the gauge the thinner the metal.

A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. 0 7 mm 0 8mm and 1 5 mm. 0 027 or 0 032 for seamless gutters and any other thickness for custom gutters. The equivalent thicknesses differ for each gauge size standard which were developed based on the weight of the sheet for a given material.

Kynar galvalume steel for metal roofing and gutters. Manufacturers in the united states use gauge to express the thickness of metal roof panels. Each gauge represents a nominal decimal range. 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.

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. It s important for you as a homeowner to know about the gauge thickness of a metal roof so you can select the best one for yourself. Metal roof panels are measured by gauge and are usually between 22 and 29.