Variant of NAICS 2017 Version 3.0 - Industrial production (based on the 2008 International Recommendations for Industrial Statistics)
- 1 - Industrial production
- 31-33 - Manufacturing
- 331 - Primary metal manufacturing
- 3315 - Foundries
- 33151 - Ferrous metal foundries
- 331511 - Iron foundriesUS
- 331514 - Steel foundriesCAN
- Date modified: