Hf3Co2Si3

metal

· JVASP-153791· Hf3Co2Si3

Hf3Co2Si3 is an intermetallic compound combining hafnium, cobalt, and silicon, belonging to the class of refractory metal silicides. This material is primarily of research and development interest rather than established production use, investigated for high-temperature structural applications where extreme thermal stability and oxidation resistance are critical requirements. The hafnium-based silicide family offers potential in aerospace propulsion, nuclear systems, and other extreme environments where conventional superalloys reach their temperature limits.

high-temperature aerospace structuresrefractory materials researchextreme environment compositesnuclear reactor applicationsthermal barrier coating research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3605	lb/in³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00130	eV/atom	—
Formation Energy(ΔHf)	-0.7900	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.

Hf3Co2Si3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control