Ti₂AlCr is an intermetallic compound in the titanium-aluminum-chromium system, representing a ternary phase that combines the lightweight and high-temperature characteristics of titanium aluminides with chromium's contributions to oxidation resistance and hardness. This material is primarily of research and developmental interest rather than a mature industrial commodity; it belongs to the family of titanium aluminide intermetallics being investigated for aerospace and high-temperature structural applications where conventional titanium alloys reach performance limits. The addition of chromium to Ti-Al systems is explored to improve oxidation resistance, creep behavior, and mechanical stability at elevated temperatures—making it relevant for engineers evaluating next-generation turbine materials and advanced aerospace propulsion systems.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 137.5 | GPa | — | ||
Shear Modulus(G) | 17.54 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.08680 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -0.04900 | eV/atom | — |