Cr3N2 — Properties & Data | MatWorld

Cr3N2

Name: Cr3N2
Brand: MatWorld

metal

· Cr3N2

Cr3N2 is a chromium nitride ceramic compound that belongs to the transition metal nitride family, known for high hardness and thermal stability. It is primarily of research and development interest for hard coatings and wear-resistant applications, with potential use in cutting tools, tribological coatings, and high-temperature structural components where chromium nitrides offer superior hardness and oxidation resistance compared to conventional hard materials. The material represents a promising alternative to traditional carbides and nitrides in demanding environments, though industrial adoption remains limited compared to more established chromium nitride phases.

Hard coatings and wear protectionCutting tool insertsHigh-temperature oxidation barriersTribological surfacesResearch phase materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	0.000	Pa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	0.000	Pa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.594	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	0.000	eV	Measured
↳	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Thermoelectric Power Factor(PF)2 entries	0.00168	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00167	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-26.45	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-26.44	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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
Energy Above Hull(ΔEhull)	0.2379	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3331	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Cr3N2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control