Be2Nb — Properties & Data | MatWorld

Be2Nb

Name: Be2Nb
Brand: MatWorld

metal

· Be2Nb

Be2Nb is an intermetallic compound combining beryllium and niobium, representing a high-performance metal system studied primarily for aerospace and structural applications where weight reduction and elevated-temperature performance are critical. This material belongs to the beryllium-transition metal intermetallic family, which offers potential for applications demanding high specific stiffness (strength-to-weight ratio) and thermal stability, though beryllium-based materials remain specialized due to manufacturing challenges and health/safety considerations in processing. While not widely commercialized like conventional titanium or aluminum alloys, Be2Nb and related beryllium intermetallics are of continuing interest in research contexts for next-generation aerospace propulsion systems, space structures, and high-temperature structural components where conventional alternatives cannot meet combined demands for low density and rigidity.

aerospace structuresspace applicationshigh-temperature componentslightweight structural alloysresearch/development materialsintermetallic compounds

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)3 entries	23,091.8	ksi	DFT
↳	22,567.9	ksi	DFT · OptB88vdW
↳	23,091.8	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.00127	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)2 entries	0.2400	-	DFT · OptB88vdW
↳	0.2331	-	DFT · PBE
Shear Modulus(G)3 entries	14,996.4	ksi	DFT
↳	14,010.6	ksi	DFT · OptB88vdW
↳	14,996.4	ksi	DFT · PBE

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
Density(ρ)	0.1899	lb/in³	DFT · OptB88vdW

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

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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)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000171	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000228	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	10.14	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	11.70	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)	0.08220	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1693	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

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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.

Be2Nb

Mechanical Properties

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