HfCr
metal· JVASP-127330· HfCr
HfCr is an intermetallic compound combining hafnium and chromium, belonging to the refractory metal family. This material is primarily of research and experimental interest for high-temperature structural applications, where the high melting point and density of hafnium are leveraged alongside chromium's oxidation resistance and strength. Engineering adoption remains limited compared to established superalloys, but the HfCr system is investigated for extreme thermal environments where conventional nickel or cobalt-based alloys reach their performance limits.
high-temperature structural compositesrefractory metal researchaerospace thermal protectionnuclear reactor componentsexperimental superalloy developmentoxidation-resistant coatings
Compliance & Regulations
?EAR?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
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.