Elgiloy (Co-20Cr-15Ni-7Mo-Fe) annealed vs Mp35n
Property comparison of Elgiloy (Co-20Cr-15Ni-7Mo-Fe) annealed and Mp35n, both cobalt alloy.
| Property | Elgiloy (Co-20Cr-15Ni-7Mo-Fe) annealed | Mp35n | Difference |
|---|---|---|---|
| Yield strength | 310 MPa | 1,551 MPa | +400% |
| Elastic modulus | 193,000 MPa | 232,800 MPa | +21% |
| Poisson ratio | 0.3 | 0.4 | +33% |
| Density | 8,300 kg/m³ | 8,430 kg/m³ | +2% |
| Thermal conductivity | 12.5 W/m·K | 13.4 W/m·K | +7% |
| Coefficient of thermal expansion | 0.000015 1/K | 0.000013 1/K | -15% |
| Melting point | 1,420 °C | 1,378 °C | -3% |
Difference is Mp35n relative to Elgiloy (Co-20Cr-15Ni-7Mo-Fe) annealed. 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
- R30003
- standard
- Elgiloy Specialty Metals Wire Data Sheet (ASTM F1058 / AMS 5833)
- heat treatment
- annealed
- grade
- R30035
- standard
- SPS Technologies / Carpenter Technology MP35N datasheet (AMS 5844)
- heat treatment
- cold-worked + aged 566C/4h
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