Definition Of A Sheet Metal Contractor

The sheet metal and air conditioning contractors national association smacna.

Definition of a sheet metal contractor.

38 metal fabrication sheet metal a contractor in this specialty fabricates installs and repairs architectural and general products made of sheet metal including but not limited to exhaust hoods counters etc. Sheet metal is metal formed by an industrial process into thin flat pieces. Industry comprises establishments primarily engaged in manufacturing sheet metal work except stampings. Pronounced smack nah is an international trade association with more than 4 500 contributing contractor members in 103 chapters throughout the united states canada australia and brazil.

Sheet metal is one of the fundamental forms used in metalworking and it can be cut and bent into a variety of shapes countless everyday objects are fabricated from sheet metal. Thicknesses can vary significantly. Its headquarters is in chantilly virginia. Industry comprises establishments primarily engaged in manufacturing sheet metal work except stampings.

Extremely thin sheets are considered foil or leaf and pieces thicker than 6 mm 0 25 in are considered. 10 gauge or its equivalent or lighter gauge and of other materials including but. Naics code 332322 sheet metal work manufacturing definition of naics code 332322. Sheet metal workers fabricate or install products that are made from thin metal sheets.