HfZrFe4

metal
· JVASP-101717· HfZrFe4

HfZrFe4 is an intermetallic compound combining hafnium, zirconium, and iron, representing a research-phase material in the high-entropy and refractory metal alloy family. This material is primarily of academic and experimental interest rather than established in widespread industrial production; it belongs to a class of complex metallic systems being explored for extreme-environment applications where conventional alloys reach thermal or chemical limits. The hafnium-zirconium base provides potential for high-temperature stability and oxidation resistance, while iron addition may offer cost reduction and workability benefits—making this composition relevant to investigators developing next-generation materials for aerospace, nuclear, or ultra-high-temperature structural applications.

experimental/research compoundshigh-temperature structural materialsrefractory alloy developmentaerospace propulsionnuclear reactor componentsextreme-environment applications

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
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kg/m³——
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.