Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Industrial production (based on the 2008 International Recommendations for Industrial Statistics)

• 1 - Industrial production
• 31-33 - Manufacturing
• 331 - Primary metal manufacturing
• 3314 - Non-ferrous metal (except aluminum) production and processing

33142 - Copper rolling, drawing, extruding and alloying

This industry comprises establishments primarily engaged in rolling, drawing, extruding and re-alloying copper, brass, bronze and other copper-based alloys, to produce products such as plates, sheets, strips, bars, wire and tubing, and specialty alloys. Establishments primarily engaged in drawing copper wire (whether or not the establishment further works the wire by such operations as insulating it), and in recovering copper from scrap, are included.