HfAsIr
ceramic· JVASP-75869· HfAsIr
HfAsIr is a ternary intermetallic ceramic compound combining hafnium, arsenic, and iridium. This is a research-phase material primarily studied for high-temperature structural applications due to the refractory properties of hafnium combined with the density and corrosion resistance of iridium. While not yet established in mainstream engineering practice, materials in this compositional family are of interest for extreme-environment applications where conventional superalloys or ceramics reach their limits.
high-temperature structural compositesaerospace thermal management (research)refractory intermetallicsextreme-environment testingadvanced ceramics researchspecialist alloy development
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
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.