Sheet Metal Gauge Conversion

Converting sheet metal gauge numbers to millimeters is as simple as following the chart below.
Sheet metal gauge conversion. Gague ga is a length measurement unit for diameters originating in north america and belongs to the browne sharpe metering system. Hence 4 gauge material is thicker than 6 gauge material. When working with sheet metal the term gauge is often used. A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters.
For example 18 gauge steel according to a gauge conversion chart is 0 0478 inch or 1 214 millimeter. Sheet metal gauges work opposite to what one might consider the norm. This chart covers the common and uncommon sheet metal sizes for steel aluminum and galvanized steel. 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 conversions. The smaller the number the thicker the material. Converting sheet metal gauge to thickness in inches. Steel galvanized and aluminum.
For a more comprehensive gauge chart you can check out our sheet metal gauge chart here.