HX: 2 inch pipe seamless SCH160

The Naval Sea Systems Command seeks 440 linear feet of 2-inch seamless Schedule 160 stainless steel pipe (MIL-P-24691 Type 1 Grade TP316/TP316L), with proposals due July 13, 2026. This is a Total Small Business Set-Aside under Simplified Acquisition Procedures.

Place of performance is Portsmouth Naval Shipyard, Kittery, Maine. Delivery is required by January 15, 2027. The NAICS code is 331210, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, with a size standard of 1,000 employees.

Technical requirements include 100% ultrasonic inspection for both soundness in two opposite circumferential directions via shearwave and thickness measurement, with Portsmouth Naval Shipyard personnel to witness testing four weeks after advance notice. Vendors must submit ultrasonic testing procedures compliant with MIL-P-24691 and MIL-STD-2132D, and evidence of compliance with MIL-I-45208 or ISO 9001/9002 quality standards with STR-ISO 9000 Supplement. Material identification and control requirements specify a maximum cobalt composition of 0.2%, with waivers available up to 0.5% on case-by-case basis. Each piece must be permanently marked per MIL-STD-792. Preservation and packaging shall conform to ASTM D3951 with wooden box construction and metal straps. Material certifications including chemical analysis, mechanical properties, and seamless certification must accompany each shipment with original test reports.

Vendors must confirm ability to meet a 50-week delivery schedule from order receipt. Prices must be delivered FOB Destination with freight included. Evaluation uses a Lowest Price Technically Acceptable basis weighing technical capability, delivery schedule, price, and past performance, with vendors required to submit at least three relevant projects from the last five years. Payment options include WAWF or Government Commercial Purchase Card up to $100,000. The solicitation was amended and extended on June 30, 2026 to correct the MIL Spec listed in the RFQ.