What Gauge Is Metal Decking

The total solution in steel deck framing.

What gauge is metal decking.

Each gauge represents a nominal decimal range. It includes steel roof and floor decking aluminum floor decking and acoustical metal decking. Discover a smarter steel framing system designed by deck builders for deck builders. 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.

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. Metal decking is used in a wide variety of commercial and industrial applications. A full line of deck accessories such as end closure and pour stop is also available from vulcraft. Normally used for spans of 4 10 with slabs of 4 8 of concrete and are used to create a composite action between the steel concrete.

Steel gages can range from 10 to 28 depending on the product and most deck types have a yield strength of at least 33 ksi. They are typically available in galvanized g60 or g90 and can be ordered in phosphatized prime painted. The interlocking joist and ledger system lets you build sturdy safe decks with less effort. Steel decking is used in many applications but is particularly well suited to roofing and flooring.

Several deck finishes are available the most common being galvanized g60 z180 or g90 z275. 20 ga 18 ga 16 ga. The larger the gauge number the thinner the steel is. With metal deck the smaller the gauge number the thicker the steel.

Our powder coated finish provides increased corrosion resistance and a more finished look. Why gauge thickness matters. Vulcraft manufactures many different types of deck including roof deck floor deck composite floor deck and cellular deck. The metal deck gauge is a unit of measurement that refers to the thickness of the steel.

Depending on the profile type we carry the following gauges. So inversely the smaller the gauge number the thicker the metal. Metal decking typically has a ribbed or corrugated profile that is achieved through a process called roll forming. For instance 16 gauge is thicker than 20 gauge and 22 gauge is thinner than 18 gauge.