Nb3Al
metal· Nb3Al
Nb3Al is an intermetallic compound in the niobium–aluminum system, belonging to the class of high-temperature structural materials studied for aerospace and power generation applications. It is primarily of research and development interest rather than a mature commercial material, valued for its potential to operate at elevated temperatures while maintaining structural integrity. This material family represents an alternative to nickel-based superalloys in applications where weight reduction and thermal efficiency gains justify the additional processing complexity.
high-temperature aerospace structuresturbine engine componentslightweight refractory alloysresearch/development materialshypersonic vehicle structuresadvanced power generation systems
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 23,368.8 | ksi | — | ||
| ↳ | 23,539.6 | ksi | — | ||
Shear Modulus(G)2 entries | 2,965.8 | ksi | — | ||
| ↳ | 2,367 | ksi | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2583 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 8.750 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04160 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.1420 | eV/atom | — | ||
| ↳ | -0.1681 | eV/atom | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.