HfCo2 is an intermetallic compound combining hafnium and cobalt, belonging to the Laves phase family of metallic materials known for high hardness and thermal stability. This material is primarily of research interest for high-temperature structural applications, where its hafnium content provides exceptional refractory properties and oxidation resistance. Engineers consider HfCo2 and related hafnium intermetallics for extreme environments—aerospace engines, nuclear systems, and advanced manufacturing—where conventional superalloys reach their limits, though commercial adoption remains limited compared to established alternatives.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 22,696.8 | ksi | — | ||
| ↳ | 22,696.8 | ksi | — | ||
| ↳ | 29,563 | ksi | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.02743 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | — | ||
Poisson's Ratio(ν)2 entries | 0.2954 | - | — | ||
| ↳ | 0.3100 | - | — | ||
Shear Modulus(G)3 entries | 10,752.2 | ksi | — | ||
| ↳ | 10,752.2 | ksi | — | ||
| ↳ | 13,099.8 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.4447 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -26.74 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.4084 | eV/atom | — | ||
| ↳ | -0.4025 | eV/atom | — |