BaHfZr4

metal

· JVASP-69221· BaHfZr4

BaHfZr₄ is a barium-hafnium-zirconium intermetallic compound belonging to the refractory metal family, designed for extreme-temperature and high-strength applications. This material is primarily investigated in aerospace and nuclear research contexts for its potential in thermal barrier coatings, high-temperature structural components, and advanced reactor materials where conventional superalloys reach their limits. Its combination of refractory elements makes it notable for thermal stability and resistance to oxidation, though it remains largely experimental and not widely commercialized in mainstream engineering applications.

aerospace thermal protectionnuclear reactor componentshigh-temperature coatingsrefractory applicationsmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.274	kg/m³	—

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

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

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.5429	eV/atom	—
Formation Energy(ΔHf)	0.5384	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.

BaHfZr4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control