Description
Incoloy 925
INCOLOY®alloy 925 (UNS N09925) is an age-hardenable nickel-iron-chromium alloy with additionsof molybdenum, copper, titanium and aluminum. Thealloy’s chemical composition, listed in Table 1, isdesigned to provide a combination of high strength andexcellent corrosion resistance. The nickel content issufficient for protection against chloride-ion stress-corrosion cracking.
% Chemical Composition
| Ti | Cu | Mo | Fe | Cr | Ni |
| 2.4 – 1.9 | 3 – 1.5 | 3.5 – 2.5 | (min) 22 | 22.5 – 19.5 | 46 – 42 |
| S | C | Nb | Si | Mn | Al |
| (max) 0.03 | (max) 0.03 | (max) 0.5 | (max) 0.5 | (max) 1 | 0.5 – 0.1 |
Density & Melting Range
| Melting Range (Celsius) | Density |
| 1366 – 1311 | (g/cm) 8.08 |
Mechanical Properties
| Hardness Rockwell C |
% Elongation | Yield Strength (MPa) | Tensile Strength (MPa) |
Condition |
| 38 | 18 | 724 | 965 | Cold Worked |
| 38 | 18 | 758 | 965 | Hot Worked |
DM unit
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