KBeW
metal· JVASP-68318· KBeW
KBeW is a refractory metal alloy combining tungsten with beryllium and potassium constituents, designed for high-temperature and demanding structural applications. This material family is primarily investigated for aerospace, nuclear, and extreme-environment engineering where conventional superalloys reach thermal limits, though it remains a specialized research composition with limited widespread commercial adoption. Engineers consider such beryllium-tungsten systems when ultra-high melting points, specific stiffness, or neutron transparency are critical performance drivers that justify the material's cost, processing complexity, and toxicological handling requirements.
High-temperature aerospace structuresNuclear reactor componentsRefractory applicationsResearch/development engineeringExtreme thermal environmentsLightweight high-strength systems
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
Formation Energy(ΔHf) | — | 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.