Hf(CoSi)2

metal

· Hf(CoSi)2

Hf(CoSi)₂ is a hafnium-based intermetallic compound belonging to the C1b Laves phase family, characterized by a ordered crystal structure combining hafnium with cobalt silicide. This material is primarily of research and development interest for high-temperature structural applications, where its combination of refractory metal stability (hafnium) with intermetallic hardening offers potential advantages over conventional superalloys in extreme thermal environments.

high-temperature structural componentsaerospace propulsion systemsrefractory intermetallic researchoxidation-resistant coatingsadvanced engine materialsmaterials development platforms

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	27,629.6	ksi	—
↳	27,629.6	ksi	—
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	—
Elastic Anisotropy(AU)	0.09189	-	—
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	—
Poisson's Ratio(ν)	0.2661	-	—
Shear Modulus(G)2 entries	15,310.9	ksi	—
↳	15,310.9	ksi	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

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

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.

Hf(CoSi)2

Mechanical Properties

Electrical Properties

Regulatory Screening

Environmental

Export Control