Co3Si

metal

· JVASP-149852· Co3Si

Co₃Si is an intermetallic compound belonging to the cobalt–silicon family, characterized by an ordered crystal structure that combines metallic bonding with covalent character typical of intermetallics. This material is primarily of research and development interest rather than a mainstream industrial commodity, being investigated for high-temperature structural applications where its stiffness and thermal stability offer potential advantages over conventional alloys.

high-temperature structural componentsaerospace engine researchwear-resistant coatingsintermetallic matrix compositesresearch and developmentadvanced refractory applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	35,190.5	ksi	—
Poisson's Ratio(ν)	0.3200	-	—
Shear Modulus(G)	14,822.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2937	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)	0.05130	eV/atom	—
Formation Energy(ΔHf)	-0.2408	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.

Co3Si

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control