LiBeFe

metal

· JVASP-67585· LiBeFe

LiBeFe is a lightweight intermetallic compound combining lithium, beryllium, and iron, representing an experimental alloy system designed to achieve high specific stiffness through the incorporation of ultra-low-density lithium and beryllium. While not established in mainstream industrial production, this material family is of research interest for aerospace and energy applications where weight reduction is critical, though manufacturing complexity, beryllium's toxicological handling requirements, and lithium's reactivity present significant barriers to widespread adoption compared to conventional aluminum or titanium alloys.

aerospace structures (research phase)lightweight bearing applicationshigh-performance energy storage systemsspecialty alloy developmentweight-critical engineering systemsexperimental intermetallic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	74.73	GPa	—
Poisson's Ratio(ν)	0.2400	-	—
Shear Modulus(G)	52.78	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	3.632	kg/m³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	1.882	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2456	eV/atom	—
Formation Energy(ΔHf)	0.1102	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.

LiBeFe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control