NAICS Code 331512

NAICS 331512

NAICS Code 331512 – Steel Investment Foundries

Definition of NAICS Code 331512: This U.S. industry comprises establishments primarily engaged in manufacturing steel investment castings. Investment molds are formed by covering a wax shape with a refractory slurry. After the refractory slurry hardens, the wax is melted, leaving a seamless mold. Investment molds provide highly detailed, consistent castings. Establishments in this industry purchase steel made in other establishments.

  • 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 331512

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.

  • Manufacturing steel castings (except steel investment castings)–are classified in U.S. Industry NAICS 331513, Steel Foundries (except Investment); and
  • Manufacturing steel investment castings and further manufacturing them into finished products–are classified based on the specific finished product

Other Index Entries for NAICS 331512

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.

  • Foundries, steel investment
  • Investment castings, steel, unfinished, manufacturing
  • Steel investment castings, unfinished, manufacturing
  • Steel investment foundries

Suggested Insurance Conversion Table for NAICS Code 331512

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): 3082NAICS 331512
  • CA WC: 3082
  • DE WC: 0421
  • PA WC: 421
  • MI WC: 3082
  • NJ WC: 3081
  • NY WC: 3081
  • WY WC: 331512
  • GL: 53425
  • SIC: 3324

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 331512 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 331: Primary Metal Manufacturing
  • Industry Group 3315: Foundries
  • Industry 33151: Ferrous Metal Foundries
  • 6 Digit Code(s) NAICS 331511: Iron Foundries
  • 6 Digit Code(s) NAICS 331512: Steel Investment Foundries
  • 6 Digit Code(s) NAICS 331513: Steel Foundries (except Investment)
Other helpful NAICS Downloads

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NAICS Code 331512