Nuclear-Grade Large-Diameter Check Valve Manufacturing

This contract involves the design, manufacture, and testing of four large-diameter, 20-inch, 300-pound tilting-disc check valves equipped with hydraulic dashpots. These valves are intended for use in the Advanced Test Reactor (ATR) and must meet stringent quality and safety standards, including compliance with ASME Section III, Class 1 requirements, and adherence to specific engineering drawings from Idaho National Laboratory. The work will be performed under a subcontract awarded by Battelle Energy Alliance on behalf of the Department of Energy, with the manufacturing and testing activities taking place in Idaho Falls. The solicitation for this contract was posted on June 10, 2026, with responses due by July 10, 2026. The contract falls under the NAICS code 332911, which pertains to industrial valve manufacturing. This effort focuses on producing nuclear-grade valves that meet rigorous performance and reliability criteria suitable for critical applications in nuclear reactors. The contract ensures that the valves are properly designed and qualified to maintain operational safety and integrity within the ATR facility.