Description
Incoloy 825
INCOLOY ®alloy 825 (UNS N08825/W.Nr. 2.4858) is a nickel iron chromium alloy with additions of molybdenum, copper, and titanium. The alloy’schemical composition, given in Table 1, is designed top rovide exceptional resistance to many corrosive environments. The nickel content is sufficient for resistance to chloride-ion stress-corrosion cracking.
%Chemical Composition
| Al | Si | Mn | C | Ti | Cu | Mo | Cr | Fe | Ni |
| (max) 0.2 | (max) 0.5 | (max) 1 | (max) 0.05 | 1.2 – 0.6 | 3 – 1.5 | 3.5 – 2.5 | 23.5 – 19.5 | (min) 22 | 46 – 38 |
Density & Melting Range
| Melting Range (Celsius) | Density |
| 1400 – 1370 | (g/cm) 8.14 |
Mechanical Properties
| % Elongation | Yield Strength (MPa) | Tensile Strength (MPa) | Form and Condition |
| 36 | 441 | 772 | Tubing, Annealed |
| 15 | 889 | 1000 | Tubing, Cold Drawn |
| 45 | 324 | 690 | Bar, Annealed |
| 45 | 338 | 662 | Plate, Annealed |
| 39 | 421 | 758 | Sheet, Annealed |
DM unit
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