Nb5SiSn2 is a niobium-tin silicide intermetallic compound belonging to the high-temperature refractory metal alloy family. This material is primarily of research and developmental interest for ultra-high-temperature applications where conventional superalloys reach their performance limits, particularly in aerospace propulsion and thermal protection systems. The niobium-silicon-tin system offers potential for elevated-temperature strength retention and oxidation resistance, though engineering adoption remains limited compared to established Ni-base or Mo-base superalloys.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 162.3 | GPa | — | ||
| ↳ | 162.3 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.1671 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν) | 0.2814 | - | — | ||
Shear Modulus(G)2 entries | 83.08 | GPa | — | ||
| ↳ | 83.08 | GPa | — |