MAR-M 247 (Ni-8.3Cr-10Co-10W-5.5Al-3Ta-1Ti-0.7Mo) cast heat treated vs N 155
Property comparison of MAR-M 247 (Ni-8.3Cr-10Co-10W-5.5Al-3Ta-1Ti-0.7Mo) cast heat treated and N 155, both nickel alloy.
| Property | MAR-M 247 (Ni-8.3Cr-10Co-10W-5.5Al-3Ta-1Ti-0.7Mo) cast heat treated | N 155 | Difference |
|---|---|---|---|
| Yield strength | 930 MPa | 337.85 MPa | -64% |
| Tensile strength | 1,035 MPa | 689.5 MPa | -33% |
| Elongation | 5 % | 40 % | +700% |
| Density | 7,800 kg/m³ | 8,304 kg/m³ | +6% |
Difference is N 155 relative to MAR-M 247 (Ni-8.3Cr-10Co-10W-5.5Al-3Ta-1Ti-0.7Mo) cast heat treated. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- N/A
- standard
- AZoM Super Alloy MAR-M 247 (ArticleID 7808); TMS Superalloys 1984 Kaufman et al. MAR-M-247 turbine blisk
- heat treatment
- investment cast + standard heat treat
- grade
- N-155
- standard
- MIL-HDBK-5J
- heat treatment
- Solution Treated
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