Steel Door Gauge Thickness
Most of these doors are made using what s known as 24 gauge steel which refers to the thickness and weight of the metal.
Steel door gauge thickness. A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. Standard steel doors use a coating that s 0 0250 inches thick and weighs 1 15 pounds per square foot. The minimum steel thickness for each specific gauge is derived from the published figures of underwriters laboratories inc and shall be used for reference purposes only. The lower the gauge the thicker the steel.
The sheet metal thickness for level 3 and level 4 door frames is the same as the door face sheet for the same level. As such the terms thickness is used when defining the actual dimension of an item and gauge is used in the context of specifying a particular door or frame. 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. These standards are explained in an archived tech tips metal framing thickness or gage.
Respectively these gauges represent sdi physical performance levels 1 4 for standard heavy extra heavy and maximum duty door grades. Metal studs metal studs are governed by two different standards that permit two different but overlapping metal thickness ranges. For example 18 gauge steel according to a gauge conversion chart is 0. 2 1 9 steel thickness see table 2 2 2 manufacturers standard gauge msg vs.
Gauges are neither standard nor metric and the values are independent of those measurement systems. 2 3 1 door faces and edge. Thickness while the term gauge is no longer common for defining material thickness it is still used to specify doors and frames for ordering purposes. Gauges are used to specify the thickness of a sheet metal.