Be4NbMo

metal

· JVASP-142002· Be4NbMo

Be₄NbMo is an experimental intermetallic compound combining beryllium with niobium and molybdenum, belonging to the family of lightweight refractory metal alloys. This material is primarily a research-stage system investigated for ultra-high-temperature and weight-critical applications where traditional superalloys approach their limits; its potential lies in aerospace and defense contexts where the combination of beryllium's low density with refractory metal strengthening could enable higher operating temperatures while reducing structural mass, though commercial availability and processing maturity remain limited compared to established alternatives.

aerospace structural componentshigh-temperature engine applicationsexperimental propulsion systemslightweight refractory alloysresearch and development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.631	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)	0.04380	eV/atom	—
Formation Energy(ΔHf)	-0.2328	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.

Be4NbMo

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control