HfAlIr2

metal

· JVASP-37753· HfAlIr2

HfAlIr2 is a ternary intermetallic compound combining hafnium, aluminum, and iridium, representing a research-stage material in the refractory metal alloy family. This composition leverages the high-temperature stability of hafnium and iridium with the density-reduction benefits of aluminum, making it a candidate for extreme-environment applications where conventional superalloys reach their limits. The material is primarily of academic and aerospace research interest rather than established production use.

high-temperature aerospace componentsrefractory intermetallics researchadvanced jet engine systemsextreme-environment coatingsstructural materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	219.1	GPa	—
Poisson's Ratio(ν)	0.3200	-	—
Shear Modulus(G)	-8.120	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	15.35	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-27.04	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.03200	eV/atom	—
Formation Energy(ΔHf)	-0.9502	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.

HfAlIr2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control