How To Measure Sheet Metal Gauge Size

Standard gauges of sheet metal chart.

How to measure sheet metal gauge size.

Print this page. It should be noted that aluminum is usually classified by inches rather than gauge as there is no official gauge standard for aluminum. 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 29 0 0141 0 36 0 0172 0 44 0 0135 0 34 0 0113 0 29 28 1 64 0 0156 0 41 0 0187 0 47 0 0149 0 38 0 0126 0 32 27 0 0172 0 43 0 0202 0 51 0 0164 0 42 0 0142 0 36 26 0 0187 0 48 0 0217 0 55 0 0179 0 45 0 0159 40 25 0 0219 0 56 0 0247 0 63 0 0209. Wire conductor sizes are also measured in gauge and are equivalent to the non ferrous thicknesses listed below but we have an article specific to wire gauge.

Gauge to thickness chart. 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. Use a tape measure to find the thickness of your sheet metal piece. Gague ga is a length measurement unit for diameters originating in north america and belongs to the browne sharpe metering system.

Originally used in the fields of medicine and jewellery the larger the. For example 18 gauge steel according to a gauge conversion chart is 0 0478 inch or 1 214 millimeter. Metal sheet thickness is measured in gauge. Please note that astm states in specification astm a480 10a the use of gage number is discouraged as being an archaic term of limited usefulness not having general agreement on.

Gague are used to specify the thickness of a metal sheet. Galvanized steel sheet metal measuring 30 gauges equals 0 0157 inch but the same gauge standard steel sheet metal measures 0 0120 inch and 30 gauge stainless steel measures 0 0125 inch. Use the millimeter hash marks to find the most accurate measurement. Related product s the thickness of sheet metal is commonly specified by a traditional non linear measure known as its gauge.

The table below provides conversion to inches. Us sheet metal screw diameters. A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. Decimal nearest fractional 4 112.

Multiply the number of millimeters by 0 03937 to convert to inches. If your measurement was 55. How to measure sheet metal gauge thickness. When working with sheet metal the term gauge is often used.