HfBeFe4

metal
· JVASP-64887· HfBeFe4

HfBeFe4 is an intermetallic compound combining hafnium, beryllium, and iron, representing a research-phase high-performance alloy system. This material belongs to the class of refractory intermetallics designed for extreme environments where conventional metals and superalloys reach their limits. The hafnium-beryllium-iron system is being explored primarily in aerospace and materials research contexts for potential applications requiring simultaneous high stiffness, elevated-temperature strength, and density efficiency, though it remains largely in the development stage rather than in established commercial production.

aerospace structural componentshigh-temperature applicationsexperimental intermetallics researchrefractory metal systemsadvanced engine componentsmaterials development for extreme environments

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Poisson's Ratio(ν)
-
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
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.