UNS N08825 Incoloy Alloy 825 Wire Corrosion Resistance Chemical Industry
PRODUCT DESCRIPTION
N08825 high performing nickel-iron-chromium alloy Chemical Processing
Alloy 825 is a high performing nickel-iron-chromium alloy with additions of molybdenum, copper, and titanium. The nickel content is sufficient for resistance to chloride-ion stress-corrosion cracking.
A nickel-iron-chromium grade with addition of molybdenum and copper, Alloy 825 has excellent corrosion resistance.
Chemical composition
| Element | Ni | Fe | Cr | Mo | Cu | Ti | C | Mn | S | Si | Al |
| Weight(%) | 38.0~46.0 | 22.0 min | 19.5~23.5 | 2.5~3.5 | 1.5~3.0 | 0.6~1.2 | 0.05 max | 1.0 max | 0.03 max | 0.5 max | 0.2 max |
Advantages
- Excellent resistance to reducing and oxidizing acids
- Good resistance to stress-corrosion cracking
- Satisfactory resistance to localized attack like pitting and crevice corrosion
- Very resistant to sulfuric and phosphoric acids
- Good mechanical properties at both room and elevated temperatures up to approximately 1000°F
- Permission for pressure-vessel use at wall temperatures up to 800°F
Applications
- Chemical Processing
- Pollution-control
- Oil and gas well piping
- Nuclear fuel reprocessing
- Components in Pickling equipment like heating coils, tanks, baskets and chains
- Acid production
Forms of supply
- Sheet
- Plate
- Bar
- Pipe & Tube (welded & seamless)
- Pipe Fittings
- Weld Wire
- Wire

