BeNbCr
metal· JVASP-67810· BeNbCr
BeNbCr is a ternary refractory metal alloy combining beryllium, niobium, and chromium. This is a research-phase material system explored for high-temperature structural applications where extreme thermal stability and low density are advantageous. The beryllium-niobium-chromium composition targets aerospace and power generation sectors where conventional superalloys reach thermal or weight limits, though industrial adoption remains limited due to beryllium's toxicity concerns, difficult processing, and the material's nascent development stage.
high-temperature aerospace structuresrefractory alloy researchlightweight turbine applicationshypersonic vehicle componentsexperimental superalloy systemsadvanced materials development
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 175.7 | GPa | — | ||
Poisson's Ratio(ν) | 0.3100 | - | — | ||
Shear Modulus(G) | 41.18 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 6.517 | kg/m³ | — |
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 | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.3937 | eV/atom | — | ||
Formation Energy(ΔHf) | 0.2512 | eV/atom | — |
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.