HfAlFe

metal

· JVASP-143198· HfAlFe

HfAlFe is a ternary intermetallic alloy combining hafnium, aluminum, and iron, belonging to the class of high-temperature metallic compounds. This material is primarily investigated in research contexts for applications requiring exceptional thermal stability and oxidation resistance, with potential use in aerospace and high-temperature structural applications where conventional superalloys face limitations. The hafnium content provides enhanced refractory characteristics, while the aluminum and iron constituents contribute to strength and processability, making it of interest for next-generation engine components and thermal barrier systems.

high-temperature structural applicationsaerospace engine componentsoxidation-resistant coatingsrefractory materials researchthermal barrier systemsadvanced alloy development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	9.426	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	4.549	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.4352	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.

HfAlFe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control