NbFe3 — Properties & Data | MatWorld

NbFe3

metal

· JVASP-37144· NbFe3

NbFe3 is an intermetallic compound combining niobium and iron in a fixed stoichiometric ratio, belonging to the family of refractory metal intermetallics. This material is primarily of research and emerging industrial interest, valued in applications requiring high-temperature strength, wear resistance, and magnetic properties where conventional steel or nickel-based superalloys may be insufficient. Engineers consider NbFe3 for specialized aerospace, defense, and advanced manufacturing contexts where the combination of refractory behavior and ferromagnetic characteristics offers advantages over standard iron-based alloys, though production scalability and cost remain considerations relative to established alternatives.

high-temperature structural componentswear-resistant coatingsmagnetic applicationsaerospace/defense researchintermetallic compositeserosion-resistant parts

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	29,998.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	-0.8500	-	DFT · OptB88vdW
Shear Modulus(G)	3,127	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3041	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	5.132	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000208	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000191	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-9.060	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-8.690	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.07370	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.05766	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.

NbFe3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control