HfCrSi

metal
· JVASP-153262· HfCrSi

HfCrSi is a ternary intermetallic compound combining hafnium, chromium, and silicon—a composition designed for high-temperature and wear-resistant applications. This material belongs to the family of refractory metal silicides and represents research-phase development rather than established commodity use; such hafnium-based intermetallics are investigated for extreme-environment engineering where conventional superalloys reach their thermal limits. The hafnium-chromium-silicon system is valued for its potential to combine the oxidation resistance of chromium silicides with hafnium's refractory strength, making it a candidate for advanced aerospace and energy applications requiring materials that maintain integrity at very high temperatures.

high-temperature structural componentsaero-engine thermal barrierswear-resistant coatingsrefractory applicationsadvanced materials research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
0.3408
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-0.5391
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.