Hf3Fe2Si3
metal· JVASP-154512· Hf3Fe2Si3
Hf3Fe2Si3 is an intermetallic compound combining hafnium, iron, and silicon, belonging to the family of refractory metal silicides. This material is primarily of research and development interest rather than established in high-volume production, with potential applications in extreme-temperature structural systems where conventional superalloys reach their thermal limits. The hafnium-iron-silicon system is investigated for its potential to combine high melting points with controlled mechanical properties, though practical industrial adoption remains limited due to processing challenges, cost, and competing alternatives in ultra-high-temperature applications.
experimental refractory compoundshigh-temperature aerospace researchadvanced propulsion systemsextreme-environment structural materialsintermetallic matrix composites
Compliance & Regulations
?EAR?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
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.