2022 NAICS national industry in sector 31-33 Manufacturing
332323 Ornamental and Architectural Metal Work Manufacturing
NAICS 332323 is the US industry code for ornamental and architectural metal work manufacturing. This U.S.
- Code
- 332323 (2022 NAICS)
- Title
- Ornamental and Architectural Metal Work Manufacturing
- Part of
- Ornamental and Architectural Metal Products Manufacturing
- SBA small business limit
- Up to 500 employees
- Closest UK SIC
- 25110, 25990 (details)
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This U.S. industry comprises establishments primarily engaged in manufacturing ornamental and architectural metal work, such as staircases, metal open steel flooring, fire escapes, railings, and scaffolding.
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Establishments primarily engaged in manufacturing prefabricated metal buildings, panels, and sections are classified in U.S. Industry 332311, Prefabricated Metal Building and Component Manufacturing.
Activities listed under 332323
The Census index assigns these 42 activities to this code. If your business matches one, this is your code.
- Acoustical suspension systems, metal, manufacturing
- Architectural metalwork manufacturing
- Balcony railings, metal, manufacturing
- Bank fixtures, ornamental metal, manufacturing
- Bannisters, metal, manufacturing
- Barn stanchions and standards manufacturing
- Brasswork, ornamental, manufacturing
- Chain ladders, metal, manufacturing
- Channels, furring metal, manufacturing
- Corrals, metal, manufacturing
- Curtain wall, metal, manufacturing
- Elevator guide rails, metal, manufacturing
- Fences and gates (except wire), metal, manufacturing
- Fire escapes, metal, manufacturing
- Flagpoles, metal, manufacturing
- Flooring, open steel (i.e., grating), manufacturing
- Furring channels, sheet metal, manufacturing
- Gates, holding, sheet metal, manufacturing
- Gates, metal (except wire), manufacturing
- Gratings (i.e., open steel flooring) manufacturing
- Grills and grillwork, sheet metal, manufacturing
- Grillwork, ornamental metal, manufacturing
- Guards, bannisters, and railings, sheet metal, manufacturing
- Ladders, metal chain, manufacturing
- Ladders, permanently installed, metal, manufacturing
- Lath, expanded metal, manufacturing
- Ornamental metalwork manufacturing
- Partitions, ornamental metal, manufacturing
- Pipe bannisters, metal, manufacturing
- Pipe guards, metal, manufacturing
- Pipe railings, metal, manufacturing
- Purlins, metal, manufacturing
- Railings, metal, manufacturing
- Registers, metal air, manufacturing
- Scaffolds, metal, manufacturing
- Stair railings, metal, manufacturing
- Stair treads, metal, manufacturing
- Staircases, metal, manufacturing
- Stairs, metal, manufacturing
- Stalls, metal, manufacturing
- Treads, metal stair, manufacturing
- Wrought iron fences manufacturing
SBA size standard for 332323
To count as a small business for SBA loans and federal contracts under NAICS 332323, your business (including affiliates) must not exceed 500 employees. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Closest UK SIC 2007 codes
There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 2511, 2599), so treat them as a starting point and check the definition.
- 25110Manufacture of metal structures and parts of structuresUK SIC
- 25990Manufacture of other fabricated metal products n.e.c.UK SIC
Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.