Heat Exchanger Tube — Duplex SS, 12 bundles, 1,340 lengths
Supporting Documents (1)
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Surplus Heat Exchanger Tube — Duplex 2205 Seamless, ASTM A-789 / ASME SA-789, 1" OD × 20 ft, 1,340 lengths / 26,800 linear feet
General Description
This listing is for a surplus lot of 1,340 lengths (26,800 linear feet) of seamless Duplex 2205 heat exchanger tubing, available as a single package of 12 bundles. Material was procured new in 2018 and has never been installed.
The tube is manufactured to ASTM A-789-17a / ASME SA-789-17 by Greenville Tube Company LLC (Clarksville, AR, USA) and certified to EN 10204 3.1 with full traceability. This is a premium, fully documented lot of Duplex 2205 seamless heat exchanger tube — suitable for direct use in heat exchanger fabrication or re-tubing projects in oil and gas, petrochemical, power generation, and process industry applications where corrosion resistance and high strength are required.
Material Specifications
| Attribute | Detail |
| Product Type | Tube, Heat Exchanger, Plain, Seamless |
| Outside Diameter | 1.000" (25.4 mm) |
| Minimum Wall Thickness | 0.065" (16 BWG) |
| Material Grade | Duplex 2205 — UNS S31803 |
| Specification | ASTM A-789-17a / ASME SA-789-17 |
| Finish | Cold Drawn, Bright Annealed & Passivated |
| Condition | Bright Solution Annealed |
| Length | 20 ft per length |
| Manufacturer | Greenville Tube Company LLC, Clarksville, AR, USA |
| Country of Melt | Sweden |
| Country of Manufacture | United States of America |
Mechanical Properties (per MTR — Heat No. 551893)
| Property | Value |
| Tensile Strength | 129,062 PSI / 133,999 PSI (two heats) |
| Yield Strength | 107,276 PSI / 102,652 PSI |
| Elongation | 35% / 34% |
| Hardness | 28/28 HRC (HRC-28 max per spec) |
| Eddy Current Test | Pass |