TaCr2
metal· TaCr2
TaCr2 is an intermetallic compound combining tantalum and chromium, forming a hard, dense metallic phase with significant stiffness and resistance to deformation. This material belongs to the family of refractory intermetallics and is primarily of research and developmental interest rather than a commodity engineering alloy. Applications focus on extreme-environment and high-temperature contexts where tantalum's refractory properties and chromium's oxidation resistance can be leveraged, though commercial adoption remains limited compared to conventional superalloys and established refractory metals.
high-temperature structural componentsrefractory applicationsaerospace research and developmentwear-resistant coatingsexperimental compositesthermal barrier systems
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 35,256.2 | ksi | — | ||
| ↳ | 35,383.1 | ksi | — | ||
| ↳ | 35,573.4 | ksi | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.05611 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | — | ||
Poisson's Ratio(ν)2 entries | 0.3398 | - | — | ||
| ↳ | 0.3700 | - | — | ||
Shear Modulus(G)3 entries | 12,650.6 | ksi | — | ||
| ↳ | 12,034.5 | ksi | — | ||
| ↳ | 10,161.3 | 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) | 0.4126 | 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) | 23.81 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01160 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.09328 | eV/atom | — | ||
| ↳ | -0.09818 | 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.