Nb3Co5B2

metal

· JVASP-146193· Nb3Co5B2

Nb₃Co₅B₂ is an intermetallic compound combining niobium, cobalt, and boron—a research-phase material belonging to the family of refractory metal borides and intermetallics. This compound is primarily of scientific and developmental interest rather than established industrial production, studied for potential applications where high-temperature strength, wear resistance, and hardness are critical; the boride chemistry suggests promise in extreme-environment applications, though commercial adoption remains limited compared to established superalloys and ceramic composites.

high-temperature structural materials (research)wear and abrasion resistancerefractory metal compositeshard coatings (potential)aerospace/defense advanced materials (experimental)materials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	8.551	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)	0.06140	eV/atom	—
Formation Energy(ΔHf)	-0.3161	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.

Nb3Co5B2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control