BeNb4Sn

metal
· JVASP-65069· BeNb4Sn

BeNb4Sn is an intermetallic compound combining beryllium, niobium, and tin, belonging to the family of refractory metal alloys and intermetallics. This material is primarily of research and development interest rather than established industrial production, investigated for high-temperature structural applications where the combination of low density (beryllium-bearing) and refractory properties (niobium-based) offers theoretical advantages. The specific composition suggests potential use in aerospace or advanced power systems where weight reduction and thermal stability are critical, though practical adoption remains limited due to manufacturing complexity and the inherent brittleness typical of beryllium-containing intermetallics.

aerospace engine components (research phase)high-temperature refractory applicationslightweight structural composites (experimental)nuclear or advanced reactor materials (potential)intermetallic compound development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
—
lb/in³——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Magnetic Moment(μB)
—
µB——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
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.