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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /33231

    NAICS Demand Lane

    Plate Work and Fabricated Structural Product Manufacturing, Contract Opportunities

    2,995 total opportunities (2,995 active) tied to NAICS 33231 across federal, state, local, and forecast sources.
    NAICS 33231Federal + SLED3K total
    View NAICS definition →
    Total Opportunities
    3K
    Across all indexed sources
    Active Estimate
    3K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 33231.

    DEPT OF DEFENSE

    DEBRIS BOOM SUPPLY AND INSTALL AT HARRY S. TRUMAN LAKE PROJECT

    Active

    AI Summary

    The Army seeks quotes for a complete, approximately 2,000-foot debris boom system at Harry S. Truman Dam, including engineering, fabrication, delivery, and optional installation. The system must withstand specified hydraulic, wind, wave, debris, and impact loads to protect the spillway’s tainter gates and provide a vis…

    MO

    Posted Oct 23, 2026Due Nov 2, 2026Combined Synopsis/SolicitationNAICS 332312Sol: W912DQ26QA080
    View details→

    DEPARTMENT OF STATE

    GUATEMALA - TACTICAL DOCK

    Active

    AI Summary

    The U.S. Embassy in Guatemala seeks a contractor to supply and install a floating dock system for the Bureau of International Narcotics and Law Enforcement Affairs, supporting the Guatemalan Government. The solicitation is associated with NAICS 332312 and has no stated set-aside.

    DC

    Posted Oct 22, 2026Due Dec 4, 2026SolicitationNAICS 332312Sol: 19GT5027Q0004
    View details→

    DEPT OF DEFENSE

    STEEL AND OTHER METAL MATERIALS FOR THE MARIETTA REPAIR STATION: STAMFORD DE-WATERING BOX MATERIAL PH 1

    Active

    AI Summary

    The Army seeks a firm-fixed-price commercial supply contract for steel and other metal materials for Phase 1 of the Stamford De-Watering Box work at the Marietta Repair Station. Required items include steel plate, bars, pipe, tubing, structural shapes, rolled skin and seal bar components, and ASTM A325 fasteners. The n…

    WV

    Posted Oct 22, 2026Due Oct 28, 2026PresolicitationNAICS 332312Sol: W9123727QA011
    View details→

    DEPT OF DEFENSE

    PLATE METAL

    Archived

    AI Summary

    The Defense Logistics Agency is soliciting quotes for plate metal under solicitation SPMYM227Q0117, with delivery FOB destination to Bremerton, Washington. Submit a signed and completed solicitation with pricing and manufacturer, country-of-origin, and delivery information by email to Deborah.Beierle@dla.mil by October…

    WA

    Posted Oct 22, 2026Due Oct 23, 2026SolicitationNAICS 332313Total Small Business Set-Aside (FAR 19.5)Sol: SPMYM227Q01170001
    View details→

    DEPT OF DEFENSE

    CLOSURE PROTECTIVE COVERS (CPCS)

    Active

    AI Summary

    The Naval Undersea Warfare Center Division, Newport, seeks firm-fixed-price delivery of Closure Protective Covers (CPCs) manufactured to government drawings. The procurement is full and open competition under NAICS 332313, Plate Work Manufacturing. Amendment 0004 adds technical acceptability criteria; interested bidder…

    RI

    Posted Oct 22, 2026Due Oct 30, 2026Combined Synopsis/SolicitationNAICS 332313Sol: N6660426Q0288
    View details→

    DEPT OF DEFENSE

    SHEET POLYPROPYLENE

    Archived

    AI Summary

    DLA Weapon Support Pearl Harbor is soliciting quotes from small businesses for polypropylene sheet material meeting the attached specifications. This is a 100% small business set-aside under NAICS 332312, with quotes due October 23, 2026, at 12:00 p.m. Hawaii Standard Time. Vendors must provide pricing and required bus…

    HI

    Posted Oct 21, 2026Due Oct 23, 2026SolicitationNAICS 332312Total Small Business Set-Aside (FAR 19.5)Sol: SPMYM427Q3023
    View details→

    DEPT OF DEFENSE

    WHEEL WELL STANDS

    Active

    AI Summary

    The Department of the Air Force is soliciting offers for wheel well stands. The solicitation and attachments contain the detailed requirements, and Amendment 0001, posted October 21, 2026, provides answers to questions. The opportunity is set aside for small businesses, with offers due October 28, 2026.

    OK

    Posted Oct 21, 2026Due Oct 28, 2026SolicitationNAICS 332312Total Small Business Set-Aside (FAR 19.5)Sol: FA8125-27-Q-0002
    View details→

    EXPANSION JOINTS

    Active

    AI Summary

    The U.S. Coast Guard Surface Forces Logistics Center seeks quotations for seven 8-inch pipe expansion joints with specified dimensions, deflection capacity, stainless steel flanges, and shipping rods. Substitutions require a specification sheet and approval. Quotes must include delivery and freight, with FOB destinatio…

    Posted Oct 21, 2026Due Nov 6, 2026Combined Synopsis/SolicitationNAICS 332312Total Small Business Set-Aside (FAR 19.5)Sol: 70ZU0327Q60404Y00
    View details→

    DEPT OF DEFENSE

    ARKABUTLA LAKE WATER PLANT REHAB AND PRE-FABRICATED METAL BUILDING INSTALLATION

    Active

    AI Summary

    USACE seeks a firm-fixed-price quote from small businesses to rehabilitate the Arkabutla Lake water plant and purchase, deliver, and install a 30-by-50-foot prefabricated metal building protecting a recently installed well. Work also includes abandoning the old well, plumbing and electrical upgrades, and tank blasting …

    MS

    Posted Oct 21, 2026Due Nov 4, 2026Combined Synopsis/SolicitationNAICS 332311Total Small Business Set-Aside (FAR 19.5)Sol: W912EE27QA002
    View details→

    DEPT OF DEFENSE

    STEEL AND OTHER MATERIALS FOR THE MARIETTA REPAIR STATION: STAMFORD BARRIER GATE MATERIAL PH 2

    Active

    AI Summary

    The Army seeks a firm-fixed-price commercial supply contract for steel and other metal materials needed for the Stamford de-watering box at the Marietta Repair Station. The requested items include alloy and carbon steel, duplex stainless steel, aluminum, bronze, seamless tubing, plate, bar, and 500 feet of rail. The no…

    WV

    Posted Oct 21, 2026Due Oct 28, 2026PresolicitationNAICS 332312Sol: W9123727QA010
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    2,582
    sled
    403
    forecast
    10

    Related NAICS Codes

    • 33, Manufacturing→
    • 331, Primary Metal Manufacturing→
    • 3311, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 33111, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 331110, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 3312, Steel Product Manufacturing from Purchased Steel→
    • 33121, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel→
    • 331210, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel→
    • 33122, Rolling and Drawing of Purchased Steel→
    • 331221, Rolled Steel Shape Manufacturing→

    Explore

    • 33231 Definition→
    • Browse NAICS Codes→
    • PSC Contract Lanes→
    • AI Contract Categories→
    • Browse by Agency→
    • Browse by State→

    About NAICS 33231

    This industry comprises establishments primarily engaged in manufacturing metal plate work and fabricated structural metal products, such as metal tanks, metal doors, and metal windows. These businesses typically perform cutting, bending, and assembling of metal plates and structural components.

    Read the full NAICS definition →