Hf(FeSi)₂ is an intermetallic compound combining hafnium with iron silicide, belonging to the class of high-melting-point metallic compounds used in extreme-environment applications. This material is primarily investigated for aerospace and high-temperature structural applications where exceptional stiffness and thermal stability are required, particularly in systems operating above 1000°C. The hafnium-iron-silicon system represents an advanced research composition positioned to improve upon conventional superalloys and refractory metals in specific demanding environments.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 192.7 | GPa | — | ||
| ↳ | 192.7 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.4022 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν) | 0.2900 | - | — | ||
Shear Modulus(G)2 entries | 94.12 | GPa | — | ||
| ↳ | 94.12 | GPa | — |