NAICS 331512 - Steel Investment Foundries RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities
Browse open Steel Investment Foundries (NAICS 331512) RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.
About Steel Investment Foundries (NAICS 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.
| Status | Title | Buyer | Due Date |
|---|---|---|---|
| Open | Purchase of Aluminum, Stainless Steel, and Steel Metal Products The U.S. Coast Guard is seeking various aluminum, stainless steel, and steel metal products, including flat bars, plates, tubes, and angles, as a firm-fixed-price purchase order. 1664 Weeksville Road, Elizabeth City, NC, USA•Request for Quote/Qualifications (RFQ)Small Business | United States of America > Department of Homeland Security > United States Coast Guard > Surface Forces Logistics Center | 6/22/2026 |
| Open | Metal Supplies Master BPA The U.S. Army Corps of Engineers is seeking to establish a Master Blanket Purchase Agreement for metal supplies to support ERDC facilities over five years, with a total capacity not to exceed $9,000,000.00, set aside 100% for small businesses. United States•Request for Quote/Qualifications (RFQ)Small Business | United States of America > Department of the Army > U.S. Army Corps of Engineers > New York District | 7/17/2026 |
| Open | 4340 Alloy Steel Bar for Watervliet Arsenal The Department of the Army is seeking 40 feet and 20 feet of 4340 alloy steel bar, square, for the Watervliet Arsenal. Watervliet, NY, USA•Request for Quote/Qualifications (RFQ) | United States of America > Department of Defense > United States Army | 6/24/2026 |
| Open | Cold Formed Metal Building The Los Angeles Department of Water and Power is seeking bids for a cold-formed metal building. Los Angeles County, CA, USA•Invitation for/to Bid (IFB/ITB) | Los Angeles County | 6/25/2026 |
| Open | 5000 40' Steel Beams The Southeastern Pennsylvania Transportation Authority (SEPTA) is seeking 5000 40' steel beams. Pennsylvania, USA•Invitation for/to Bid (IFB/ITB) | Southeastern Pennsylvania Transportation Authority | 6/22/2026 |
| Open | A36 Plate and L Channel Steel The United States of America is seeking quotes for A36 plate and A36 L channel steel. United States•Request for Quote/Qualifications (RFQ) | United States of America | 6/27/2026 |
| Open | Reinforcing Steel in Nathalie, VA The State of Virginia is seeking reinforcing steel for Nathalie, VA. Nathalie, VA, USA•Invitation for/to Bid (IFB/ITB) | Virginia | 6/22/2026 |
| Open | Alodized Aluminum Sheets The State of Indiana is seeking bids for Alodized Aluminum Sheets with specific engineering specifications. Plainfield, IN, USA•Request for Quote/Qualifications (RFQ) | Indiana > Department of Environmental Management > Office of Water Quality | 7/8/2026 |
| Open | Gun Drilling and Machining Services for BRR-6 Drum Shaft The Puget Sound Naval Shipyard is seeking information on companies capable of providing gun drilling and machining services for metal bar stock. Bremerton, WA, USA•Sources Sought | United States of America > Department of Defense > Department of the Navy | 6/22/2026 |
| Open | Muzzle Brake Forgings for 105mm M20 Cannon The Watervliet Arsenal is seeking 47 muzzle brake forgings for the M20 cannon, with a due date of June 24, 2026. Watervliet, NY, USA•Request for Quote/Qualifications (RFQ) | United States of America > Department of Defense > Department of the Army > US Army Corps of Engineers | 6/24/2026 |
| Open | Lee Street Substation Steel Structures Greenville Electric Utility System is soliciting proposals for the design, fabrication, and furnishing of structural steel components for the Lee Street Substation Project. Greenville, TX, USA•Request for Proposal (RFP) | Greenville Electric Utility Service | 7/15/2026 |
| Open | Sheet Metal (NSN 9535005424708) The Defense Logistics Agency is seeking 10 units of SHEET, METAL (NSN 9535005424708) with delivery to DLA DISTRIBUTION WARNER ROBINS. 5307 Distribution, San Antonio, TX, USA•Request for Quote/Qualifications (RFQ) | United States of America > Defense Logistics Agency | 6/26/2026 |
| Open | Sheet Metal Procurement The Defense Logistics Agency is seeking 175 units of SHEET, METAL, with delivery to DLA Distribution Warner Robins. Warner Robins, GA, USA•Request for Quote/Qualifications (RFQ) | United States of America > Defense Logistics Agency | 6/22/2026 |
| Open | Trailer Center Beam and Metal Fabrication Services The Solid Waste Authority of Palm Beach County is seeking a certified SBE contractor to provide fabricated trailer center beams and other metal fabrication services on an as-needed basis. Palm Beach County, FL, USA•Request for Proposal (RFP)Small Business | Palm Beach County > Solid Waste Authority | 7/20/2026 |
| Open | GP&L Mobile Distribution Breaker Unit Fabrication The City of Garland is seeking a contractor to fabricate and galvanize one mobile distribution breaker unit (MDBU) steel skid assembly for GP&L, with delivery by September 1, 2026. 510 W Avenue B, Garland, TX, USA•Request for Proposal (RFP) | City of Garland > GP&L | 7/7/2026 |
| Open | Level 1 Round Bar, 10-inch Diameter The United States Navy is seeking Level 1 Round Bar, 10 inches in diameter, for the Portsmouth Naval Shipyard in Kittery, Maine. 45 Portsmouth Nsy 135 Road, Kittery, ME, USA•Request for Proposal (RFP)Small Business | United States of America > Department of the Navy | 7/21/2026 |
| Open | Sheet Metal (NSN 9535005962077) The Defense Logistics Agency is seeking 16 units of SHEET, METAL (NSN 9535005962077) to be delivered to DLA Distribution Jacksonville. 11235 Distribution Avenue East, Jacksonville, FL, USA•Request for Quote/Qualifications (RFQ) | United States of America > Defense Logistics Agency | 6/29/2026 |
| Open | Welding Equipment and Accessories SUNY Niagara is seeking to purchase welding equipment and accessories. 3111 Saunders Settlement Road, Sanborn, NY, USA•Request for Proposal (RFP) | SUNY > Upstate University Hospital | 6/30/2026 |
| Open | IBN & TTM Frame Fabrication The University of Washington is seeking proposals for the design, fabrication, testing, finishing, and delivery of 14 structural frames (12 IBN, 2 TTM) for shipboard and land-based operations. Seattle, WA, USA•Request for Quote/Qualifications (RFQ)Minority-Owned BusinessWoman-Owned BusinessSmall BusinessDisadvantaged BusinessWoman-Owned Business | University of Washington | - |
| Open | Alodized Aluminum Sheets The State of Indiana, Department of Administration is seeking bids for alodized aluminum sheets according to engineering specifications. Indiana, USA•Request for Quote/Qualifications (RFQ) | Indiana > Department of Environmental Management > Office of Water Quality | 7/20/2026 |
| Open | Design and Construction Services for 2805 Carlow Road Facility The Government of British Columbia is seeking design and construction services for a two-story building at 2805 Carlow Road in Langford, BC, which will include a childcare facility and a Foundry space. 2805 Carlow Road, Langford, BC, Canada•Request for Proposal (RFP) | British Columbia | 7/2/2026 |
| Open | General and Precision Machining/Fabrication Services BPA NASA Langley Research Center is seeking to establish a 5-year Blanket Purchase Agreement for general and precision machining and fabrication services. Hampton, VA, USA•Request for Proposal (RFP)Small Business | United States of America > National Aeronautics and Space Administration | 7/6/2026 |
| Open | JMTC Flexible Foundry Design Services The U.S. Army Combat Capabilities Development Command is seeking design services for a flexible foundry expansion and renovation at the Rock Island Arsenal Joint Manufacturing and Technology Center. Rock Island County, IL, USA•Request for Proposal (RFP) | United States of America > Department of the Army | 8/18/2026 |
| Open | Aluminum Bar Round Stock for Watervliet Arsenal The Watervliet Arsenal is requesting 113 units of 6061 T6511 aluminum alloy bar round stock with specific dimensions and material certification requirements. City of Watervliet, NY, USA•Request for Quote/Qualifications (RFQ)Woman-Owned Business | United States of America > Department of the Army | 6/26/2026 |
| Open | Steel Carport Structures Supply and Erection The Council for Scientific and Industrial Research (CSIR) in Pretoria is seeking quotes for the supply and erection of steel carport structures for Building 10. Pretoria, GT, South Africa•Request for Quote/Qualifications (RFQ) | South Africa > Eskom | 6/26/2026 |
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What is NAICS code 331512 (Steel Investment Foundries)?+
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.…
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