NAICS Code 332811

NAICS 332811

NAICS Code 332811 – Metal Heat Treating

Definition of NAICS Code 332811: 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.

  • You can also download your own copy of the complete 2017 NAICS Classification Manual. The NAICS Manual is updated every five years. The 2017 copy will be applicable until a new edition is produced in 2022.

Cross Reference Guide for Code 332811

What codes are similar to this classification that might be a more applicable code? The cross-reference guide below displays the codes for other similar industries. Please review to find the most applicable classification.

  • Establishments primarily engaged in both fabricating and heat treating metal products are classified in the Manufacturing sector according to the product made.

Other Index Entries for NAICS 332811

The North American Industry Classification System contains multiple index entries that are each descriptive of the same code. The bulleted list below shows all applicable index entries (Current and former) that are associated with this classification. These index entries further elaborate on the scope of applicable industries that have already been defined at the top of this page.

  • Annealing metals and metal products for the trade
  • Brazing (i.e., hardening) metals and metal products for the trade
  • Burning metals and metal products for the trade
  • Cold treating metals for the trade
  • Cryogenic treating metals for the trade
  • Hardening (i.e., heat treating) metals and metal products for the trade
  • Heat treating metals and metal products for the trade
  • Shot peening metal and metal products for the trade
  • Tempering metals and metal products for the trade

Suggested Insurance Conversion Table for NAICS Code 332811

Looking for an insurance classification other than the North American Industry Classification System? If a company falls within the industry defined on this page, then the class codes mentioned below may be applicable. Please note that the bulleted cross-reference guide below is not authoritative. Users should have an insurance professional review to ensure proper insurance classification.

  • NCCI WC (Varies by state): 3307NAICS 332811
  • CA WC: 3146
  • DE WC: 0433
  • PA WC: 433
  • MI WC: 3307, 3306
  • NJ WC: 3307
  • NY WC: 3307
  • WY WC: 332811
  • GL: 56913
  • SIC: 3398

Resources: Praxiom, AceGroupTDICalifornia Division of Workers Compensation, Delaware Workers Compensation Manual, Pennsylvania Workers Compensation Manual, Michigan Workers’ Compensation Placement Facility: Classification Definitions, New Jersey Workers Compensation and Employers Liability Insurance Manual, New York Workers Compensation and Employers Liability, North American Industry Classification System, Florida Underwriting Guide: Commercial General Liability Classifications,  Standard Industrial Classifications.

The suggested cross reference guide for NAICS code 332811 is based on our research using the resources cited above.

Correlating Code Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code (Where you are now). If the code on this page does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

  • Sector 31-33: Manufacturing
  • Subsector 332: Fabricated Metal Product Manufacturing
  • Industry Group 3328: Coating, Engraving, Heat Treating, and Allied Activities
  • Industry 33281: Coating, Engraving, Heat Treating, and Allied Activities
  • 6 Digit Code(s) NAICS 332811: Metal Heat Treating
  • 6 Digit Code(s) NAICS 332812: Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
  • 6 Digit Code(s) NAICS 332813: Electroplating, Plating, Polishing, Anodizing, and Coloring
Other helpful NAICS Downloads

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NAICS Code 332811