Variant of NAICS 2017 Version 3.0 - Durable / non-durable manufacturing industries
- 31-33 - Manufacturing
- 31-33d - Durable manufacturing industries
- 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: