Li4BeW

metal
· JVASP-65090· Li4BeW

Li4BeW is an intermetallic compound combining lithium, beryllium, and tungsten elements, representing an experimental material in the lightweight high-strength alloy family. This compound is primarily of research interest for aerospace and advanced structural applications where the combination of very low density with tungsten's high atomic mass creates potential for tailored mechanical performance. Li4BeW remains largely in the development phase rather than established industrial use, with its viability depending on manufacturing scalability, cost control, and confirmation of long-term stability—making it most relevant to engineers evaluating next-generation materials for extreme-environment or weight-critical systems.

aerospace structureslightweight composite matriceshigh-temperature applicationsresearch alloysadvanced energy storage devicesmaterials experimentation

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
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ksi——
Shear Modulus(G)
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ksi——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
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lb/in³——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
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eV——
Magnetic Moment(μB)
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µB——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
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eV/atom——
Formation Energy(ΔHf)
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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.