AlCr2 is an intermetallic compound combining aluminum and chromium, representing a hard, brittle phase that typically forms in aluminum-chromium alloy systems rather than serving as a primary engineering material on its own. This compound is encountered primarily in research and metallurgical contexts as a constituent phase in multi-phase aluminum alloys, where it contributes to strengthening and wear resistance. Its application is indirect—engineers select aluminum-chromium systems (such as certain high-strength or wear-resistant alloys) partly because controlled formation of AlCr2 and related phases improves mechanical properties; it is not commonly specified as a standalone material for critical components.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 186.3 | GPa | — | ||
| ↳ | 186.3 | GPa | — | ||
| ↳ | 185.4 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.07570 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2672 | - | — | ||
| ↳ | 0.2700 | - | — | ||
Shear Modulus(G)3 entries | 102.7 | GPa | — | ||
| ↳ | 102.7 | GPa | — | ||
| ↳ | 99.61 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.767 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -3.457 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.1277 | eV/atom | — |