NAICS 332312 - Fabricated Structural Metal Manufacturing
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What is NAICS 332312
NAICS code 332312 covers establishments primarily engaged in fabricating structural metal products. These businesses specialize in manufacturing assemblies such as concrete reinforcing bars, fabricated bar joists, metal trusses, steel beams, and other structural components essential for construction and infrastructure projects. Companies in this sector transform raw metal materials into finished structural elements that provide strength and support in building frameworks, bridges, and other large-scale civil engineering projects. Government agencies contract with these manufacturers to ensure the availability of reliable, high-quality metal components that meet rigorous safety and design standards, critical for public works and defense infrastructure.
Industry Classification for NAICS 332312
This U.S. industry comprises establishments primarily engaged in fabricating structural metal products, such as assemblies of concrete reinforcing bars and fabricated bar joists.
Breakdown for NAICS 332312
- Focuses on fabrication of structural metal products used in construction and infrastructure.
- Includes assemblies like concrete reinforcing bars and fabricated bar joists.
- Supports both public infrastructure and defense-related construction projects.
- Subject to industry standards such as ASTM and AISC for quality and safety.
- Typical businesses range from small fabricators to large metal manufacturing firms.
Included Activities for NAICS 332312
- Cutting, bending, and assembling metal components for structural use.
- Fabricating concrete reinforcing bars and welded wire mesh assemblies.
- Manufacturing fabricated bar joists, metal trusses, and steel girders.
- Applying protective coatings and finishes to structural metal products.
- Performing quality inspections to ensure compliance with engineering specifications.
- Collaborating with contractors and engineers on custom metal fabrication designs.
- Shipping and delivering fabricated structural components to construction sites.
- Maintaining equipment and metalworking machinery used in fabrication.
Business Types for NAICS 332312
- Metal fabrication shops specializing in structural components
- Steel service centers with fabrication capabilities
- Specialty structural metal manufacturers
- Subcontractors for construction and engineering firms
- Small and medium-sized fabricators serving government contracts
- Industrial manufacturers focused on infrastructure projects
Subcategories for NAICS 332312
- Barge sections, prefabricated metal, manufacturing
- Bars, concrete reinforcing, manufacturing
- Boat sections, prefabricated metal, manufacturing
- Bridge sections, prefabricated metal, manufacturing
- Concrete reinforcing bar (rebar) assemblies, fabrication
- Dam gates, metal plate, manufacturing
- Expansion joints, metal, manufacturing
- Fabricated bar joists manufacturing
- Fabricated structural metal manufacturing
- Flood gates, metal plate, manufacturing
- Floor jacks, metal, manufacturing
- Floor posts, adjustable metal, manufacturing
- Highway bridge sections, prefabricated metal, manufacturing
- Joists, fabricated bar, manufacturing
- Landing mats, aircraft, metal, manufacturing
- Radio and television tower sections, fabricated structural metal, manufacturing
- Railway bridge sections, prefabricated metal, manufacturing
- Ship sections, prefabricated metal, manufacturing
- Steel joists manufacturing
- Steel railroad car racks manufacturing
- Structural steel, fabricated, manufacturing
- Television tower sections, fabricated structural metal, manufacturing
- Transmission tower sections, fabricated structural metal, manufacturing
Government Buyers for NAICS 332312
Government agencies such as the Department of Transportation, the Army Corps of Engineers, the Department of Defense, and state and local public works departments are primary buyers of fabricated structural metal products. These agencies require structural metal fabrications for infrastructure development projects including bridges, highways, military facilities, and public buildings. The need for durable, code-compliant fabricated metal parts that can withstand environmental and load stresses makes this sector vital to government construction and maintenance programs.
Contract Types & Procurement for NAICS 332312
Contracts in the fabricated structural metal manufacturing sector typically include firm-fixed-price and indefinite-delivery/indefinite-quantity (IDIQ) contracts. Procurement methods range from competitive sealed bidding to negotiated contracts, often requiring compliance with specifications such as ASTM and AISC standards. Contract values vary widely depending on project size, commonly ranging from small fabrication orders under $100,000 to multi-million-dollar contracts for large infrastructure projects. Subcontracting opportunities with general contractors and engineering firms are also prevalent.
Details for NAICS 332312
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