North American Industry Classification System (NAICS) Canada 2012

• 31-33 - Manufacturing
• 331 - Primary metal manufacturing
• 3314 - Non-ferrous metal (except aluminum) production and processing
• 33141 - Non-ferrous metal (except aluminum) smelting and refining

331410 - Non-ferrous metal (except aluminum) smelting and refining^US

This Canadian industry comprises establishments primarily engaged in smelting non-ferrous metals, except aluminum, from ores; and refining these metals by electrolytic or other processes. Establishments engaged in secondary activities, such as rolling or extruding basic shapes, from metal produced in the same establishment, are included.

• Illustrative example(s)

  • chromium smelting and primary refining
  • cobalt smelting and primary refining
  • copper alloys, made in primary copper smelting and refining mills
  • lead smelting and primary refining
  • magnesium smelting and primary refining
  • nickel smelting and primary refining
  • precious metals smelting and primary refining
  • selenium smelting and primary refining
  • tin smelting and primary refining
  • titanium smelting and primary refining
  • uranium smelting and primary refining
  • zinc smelting and primary refining

  All examples

• Exclusion(s)

  • producing bullion at a mine site (See 212220 Gold and silver ore mining)
  • aluminum smelting and refining (See 33131 Alumina and aluminum production and processing)
  • rolling, drawing, extruding and alloying purchased copper (See 331420 Copper rolling, drawing, extruding and alloying)
  • rolling, drawing, extruding and alloying purchased non-ferrous metals, except aluminum and copper (See 331490 Non-ferrous metal (except copper and aluminum) rolling, drawing, extruding and alloying)