TiAl3 is an intermetallic compound in the titanium-aluminum system, characterized by a brittle ceramic-like structure despite its metallic composition. This material is primarily investigated for high-temperature structural applications where its low density and potential for elevated-temperature strength are attractive, though its inherent brittleness and processing challenges have limited widespread industrial adoption compared to conventional titanium alloys or nickel-base superalloys. Engineers consider TiAl3 and related titanium aluminides for specialized aerospace and power generation applications where weight reduction and thermal capability justify the material's performance constraints and higher development costs.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 107.5 | GPa | — | ||
| ↳ | 107.5 | GPa | — | ||
| ↳ | 95.29 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.3955 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.1768 | - | — | ||
| ↳ | 0.2400 | - | — | ||
Shear Modulus(G)3 entries | 88.56 | GPa | — | ||
| ↳ | 88.56 | GPa | — | ||
| ↳ | 59.11 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.286 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1514 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.3793 | eV/atom | — | ||
| ↳ | -0.2470 | eV/atom | — |