Elgiloy (Co-20Cr-15Ni-7Mo-Fe) annealed vs Stellite 6 (Co-28Cr-4W-1C) cast
Property comparison of Elgiloy (Co-20Cr-15Ni-7Mo-Fe) annealed and Stellite 6 (Co-28Cr-4W-1C) cast, both cobalt alloy.
| Property | Elgiloy (Co-20Cr-15Ni-7Mo-Fe) annealed | Stellite 6 (Co-28Cr-4W-1C) cast | Difference |
|---|---|---|---|
| Density | 8,300 kg/m³ | 8,440 kg/m³ | +2% |
| Coefficient of thermal expansion | 0.000015 1/K | 0.000012 1/K | -21% |
| Melting point | 1,420 °C | 1,305 °C | -8% |
Difference is Stellite 6 (Co-28Cr-4W-1C) cast 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
- R30006
- standard
- Kennametal Stellite datasheet (Stellite 6 Alloy Technical Data)
- heat treatment
- as-cast
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