Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Energy sector
- Non E - Industries not included in the energy sector
- 31-33e - Manufacturing, non E
- 331 - Primary metal manufacturing
- 3312 - Steel product manufacturing from purchased steel
- 33121 - Iron and steel pipes and tubes manufacturing from purchased steel
- 331210 - Iron and steel pipes and tubes manufacturing from purchased steel
- Date modified: