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UNS N08825
Description
Incoloy 825 has excellent resistance to both oxidizing and reducing acids, pitting and crevice corrosion, as well as stress-corrosion cracking. Incoloy 825 is a nickel-iron-chromium alloy with additions of molybdenum and copper used for oil and gas well piping, chemical processing, nuclear fuel reprocessing, acid production, pollution-control equipment, and pickling equipment.
Forms in Stock
- Pipe
- Fittings
- Flanges
Specifications
| Welded Pipe | 8″-12″ | 10s, 40s | ASTM/ASME 705 |
| Smls Pipe | ½”-8″ | 10s, 40s, 80s, 160, XXH | ASTM/ASME 423 |
| B/W Fittings | ½”-12″ | 10s, 40s, 80s | ASTM/ASME 366 |
| Flanges | ½”-12″ | 150#, 300# | ASTM/ASME 564 |
Limiting Chemical Composition, %
| Ni…38.0-46.0 | Ti…0.6-1.2 | Al…0.02 max. |
| Fe…22.0 min. | C….0.05 max. | |
| Cr…19.5-23.5 | Mn…1.0 max. | |
| Mo…2.5-3.5 | S….0.03 max. | |
| Cu…1.5-3.0 | Si…0.5 max. |