Flashing Sheet Metal Gauge

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.

Flashing sheet metal gauge.

For example 18 gauge steel according to a gauge conversion chart is 0 0478 inch or 1 214 millimeter. 0 7 mm 0 8mm and 1 5 mm. Exposed sheet metal edges shall be hemmed and shall not be left raw cut with the exception of field fabricated joints found at corners. November 2017 professional roofing 27.

Kynar aluminum for metal roofing. 26 galvanized steel an identical statement is made in the international residential code 2015 edition irc 2015 section r903 2 flashing. A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. Where flashing is of metal the metal shall be corrosion resistant with a thickness of not less than 0 019 inch 0 483 mm no.

Mine metal gauge from metal thicknesses 0 019 inch correlates to a 26 gauge metal thickness. The equivalent thicknesses differ for each gauge size standard which were developed based on the weight of the sheet for a given material. Individual sheet metal flashing pieces shall not exceed 3000mm 10 ft in length also see 8 5 2 4. Sheet metal measuring tools.

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Steel flashing is typically 26 or 28 gauge or about 1 64 in. With metal flashing roofing or any metal building components the safest strategy is not to mix metals that come in direct contact with one another. The top edge of the base flashing need not be hemmed when covered by a cap flashing. Kynar galvalume steel for metal roofing and gutters.