HfNbC2

metal

· JVASP-102748· HfNbC2

HfNbC2 is a refractory metal carbide compound combining hafnium, niobium, and carbon, belonging to the family of ultra-high-temperature ceramics and hard materials. This is a research-grade material being investigated for extreme-environment applications where conventional refractory metals and carbides reach their limits, offering potential advantages in thermal stability and hardness compared to binary carbide alternatives. The material remains primarily experimental rather than established in high-volume production, with development focused on aerospace, nuclear, and advanced manufacturing sectors.

hypersonic vehicle componentsultra-high-temperature ceramicscutting tool insertsnuclear reactor environmentsthermal protection systemsrefractory coatings

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	10.25	kg/m³	—

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)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.8213	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.

HfNbC2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control