TaBe12

ceramic

· TaBe12

TaBe12 is a tantalum beryllide ceramic compound that combines tantalum and beryllium to create a hard, dense refractory material. This material is primarily of research and developmental interest rather than widely commercialized, positioned within the family of transition metal beryllides that offer potential for extreme-temperature structural applications. TaBe12 is explored in aerospace, nuclear, and advanced defense contexts where materials must withstand severe thermal and mechanical stresses, particularly as a candidate for high-temperature components, though practical adoption remains limited due to beryllium's toxicity constraints and manufacturing complexity.

Aerospace high-temperature structuresNuclear reactor componentsRefractory liningsResearch and development materialsExtreme environment applications

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	19,866.2	ksi	DFT
↳	19,866.2	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.1954	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)	0.1134	-	DFT · PBE
Shear Modulus(G)2 entries	20,692	ksi	DFT
↳	20,692	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)	0.1543	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.05070	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1338	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

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.

TaBe12 — Properties & Data | MatWorld

TaBe12

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental