331513 — Steel Foundries (except Investment)
NAICS 331513 is 'Steel Foundries (except Investment)', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 700 employees.
Description
This U.S. industry comprises establishments primarily engaged in manufacturing steel castings (except steel investment castings). Establishments in this industry purchase steel made in other establishments.
Overview Facts
| NAICS Code | 331513 |
|---|---|
| Industry Title | Steel Foundries (except Investment) |
| SBA Size Standard | 700 employees |
| IRS PBA Code | 331500 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 331 → 3315 |
| Source / Verified | US Census 2022 NAICS Manual / 2026-06-28 |
NAICS Structure: 331513
National Industry
Sector (2)
31-33
Manufacturing
Subsector (3)
331
Primary Metal Manufacturing
Industry Group (4)
3315
Foundries
Industry (5)
33151
Ferrous Metal Foundries
National Industry (6)
331513
Steel Foundries (except Investment)
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3325 - Steel Foundries, NEC (via SIC1987:3325→NAICS1997:331513→2002:331513→2007:331513→2012:331513→2017:331513→2022:331513)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 331513:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 3315
Frequently Asked Questions (FAQ)
Is 331513 a valid 2022 NAICS code?
NAICS 331513 is 'Steel Foundries (except Investment)', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 700 employees.
What is the SBA size standard for NAICS 331513?
The SBA small business size standard for NAICS 331513 is 700 employees (based on employees).
What is the legacy SIC code mapping for 331513?
NAICS code 331513 maps to the legacy 1987 SIC codes: 3325 - Steel Foundries, NEC.