HIr3
ceramic· JVASP-129221· HIr3
HIr3 is a ceramic composite or intermetallic compound based on hafnium and iridium, representing a high-temperature materials system designed for extreme thermal and mechanical environments. This material family is primarily explored for aerospace and nuclear applications where exceptional hardness, refractory properties, and resistance to oxidation are required at temperatures exceeding the capabilities of conventional superalloys. The hafnium-iridium system offers potential advantages in ultra-high-temperature structural applications, though it remains largely in the research or specialized manufacturing phase compared to more established ceramic and metallic alternatives.
high-temperature turbine componentsaerospace engine applicationsnuclear reactor materialsrefractory coatingsextreme environment testing
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
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.