Manufacturing › Fabricated Metal Product Manufacturing › Coating, Engraving, Heat Treating, and Allied Activities
Sector
Manufacturing
Subsector
Fabricated Metal Product Manufacturing
Industry Group
Coating, Engraving, Heat Treating, and Allied Activities
National Industry (This Code)
Metal Heat Treating
Source: U.S. Census Bureau 2022 NAICS
Based on SBA Table of Small Business Size Standards (2024)
Size Standard
750 employees
Measurement Period
Current count
Standard Type
Employee-Based
Applies To
All contracts under NAICS 332811
Set-Aside Programs
8(a), WOSB, HUBZone, SDVOSB
Certification Required
No (self-certify in SAM.gov)
Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.
The following activities are classified elsewhere in the NAICS system:
NAICS code 332811 — Metal Heat Treating — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Coating, Engraving, Heat Treating, and Allied Activities space will be able to find your business.
If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of 750 employees, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 332811.
NAICS code 332811 is 'Metal Heat Treating', classified under the Manufacturing sector (NAICS 33). This U.S. industry comprises establishments primarily engaged in heat treating, such as annealing, tempering, and brazing, and cryogenically treating metals and metal products for the trade. Cross-Re
The SBA defines a small business under NAICS code 332811 (Metal Heat Treating) as one with 750 employees. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.
To register NAICS code 332811 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 332811 (Metal Heat Treating) to your NAICS code list. You may designate one code as your Primary NAICS code.
Other codes in Coating, Engraving, Heat Treating, and Allied Activities
PSC codes commonly used with this NAICS sector
Source: GSA PSC Manual April 2025
GovBidLab Pro
GovBidLab's Federal Sales Roadmap includes a complete NAICS and PSC code strategy tailored to your business.
Get Your Free ConsultationNo commitment required • Response within 24 hours
Search all 1,012 NAICS codes with SBA size standards and descriptions
Browse by sector: