2022 NAICS national industry in sector 31-33 Manufacturing
332812 Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
NAICS 332812 is the US industry code for metal coating, engraving (except jewelry and silverware), and allied services to manufacturers. This U.S.
- Code
- 332812 (2022 NAICS)
- Title
- Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
- Part of
- Coating, Engraving, Heat Treating, and Allied Activities
- SBA small business limit
- Up to 600 employees
- Closest UK SIC
- 25920 (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 one or more of the following: (1) enameling, lacquering, and varnishing metals and metal products; (2) hot dip galvanizing metals and metal products; (3) engraving, chasing, or etching metals and metal products (except jewelry; personal goods carried on or about the person, such as compacts and cigarette cases; precious metal products (except precious plated flatware and other plated ware); and printing plates); (4) powder coating metals and metal products; and (5) providing other metal surfacing services for the trade. Included in this industry are establishments that perform these processes on other materials, such as plastics, in addition to metals.
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Both fabricating and coating and engraving products are classified in the Manufacturing sector according to the product made.
- Engraving, chasing, or etching jewelry, metal personal goods, or precious metal products (except precious plated flatware and other plated ware) are classified in Industry 339910, Jewelry and Silverware Manufacturing.
- Engraving, chasing, or etching printing plates are classified in Industry 323120, Support Activities for Printing.
Activities listed under 332812
The Census index assigns these 20 activities to this code. If your business matches one, this is your code.
- Aluminum coating of metal products for the trade
- Bonderizing metal and metal products for the trade
- Chasing metals and metal products (except printing plates) for the trade
- Coating metals and metal products for the trade
- Coating of metal and metal products with plastics for the trade
- Enameling metals and metal products for the trade
- Engraving metals and metal products (except printing plates) for the trade
- Etching metals and metal products (except printing plates) for the trade
- Flocking metals and metal products for the trade
- Galvanizing metals and metal products for the trade
- Glazing metals and metal products for the trade
- Hot dip galvanizing metals and metal products for the trade
- Japanning metals and metal products for the trade
- Lacquering metals and metal products for the trade
- Painting metals and metal products for the trade
- Parkerizing metals and metal products for the trade
- Powder coating metals and metal products for the trade
- Rustproofing metals and metal products for the trade
- Sherardizing of metals and metal products for the trade
- Varnishing metals and metal products for the trade
SBA size standard for 332812
To count as a small business for SBA loans and federal contracts under NAICS 332812, your business (including affiliates) must not exceed 600 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: 2592), so treat them as a starting point and check the definition.
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.