Heat Exchanger Tube — Duplex SS, 11 bundles, 1,229 lengths
Surplus Heat Exchanger Tube — Duplex Stainless Steel, ASME SA789, 1" OD × 20 ft, 11 bundles, 1,229 lengths
General Description
This listing is for a surplus lot of 1,229 lengths of plain seamless heat exchanger tubing, supplied as surplus material following project procurement. Tubes are duplex stainless steel to ASME SA789 specification, 1" outside diameter with a 0.065" (16 BWG) minimum wall thickness, in 20-foot lengths.
This is a significant quantity of premium-grade duplex stainless heat exchanger tube — suitable for direct use in heat exchanger fabrication, re-tubing projects, or resale. Duplex stainless steel (SA789) offers superior corrosion resistance and strength compared to standard austenitic grades, making it well-suited for oil and gas, petrochemical, and process industry applications.
Material Specifications
| Attribute | Detail |
| Product Type | Tube, Heat Exchanger, Plain, Seamless |
| Outside Diameter | 1" (25.4 mm) |
| Wall Thickness | 0.065" minimum (16 BWG) |
| Material | Duplex Stainless Steel |
| Specification | ASME SA789 |
| Length | 20 ft per length |
| Total Lengths | 1,229 |
| Bundle Configuration | 8 bundles × 112 lengths; 3 bundles × 111 lengths |
| Total Bundles | 11 |
Quantity Summary
| Bundle Type | Bundles | Lengths per Bundle | Total Lengths |
| 112-length bundles | 8 | 112 | 896 |
| 111-length bundles | 3 | 111 | 333 |
| Total | 11 | — | 1,229 |