TaBeW2

metal
· JVASP-67908· TaBeW2

TaBeW2 is a refractory metal compound combining tantalum, beryllium, and tungsten, belonging to the family of high-melting-point intermetallic and composite materials. This material is primarily of research and developmental interest, explored for extreme-environment applications where conventional superalloys reach their thermal limits. Engineers would consider TaBeW2 where exceptional hardness, creep resistance, and thermal stability are required simultaneously, though its use remains largely experimental and requires careful handling due to beryllium's toxicity and the material's brittleness characteristics.

high-temperature aerospace componentsrocket nozzles and engine linersrefractory applicationsresearch and developmentextreme-environment coatingswear-resistant tool applications

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
225.1
GPa
Poisson's Ratio(ν)
0.4000
-
Shear Modulus(G)
51.57
GPa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
15.19
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV
Magnetic Moment(μB)
0.000
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.3852
eV/atom
Formation Energy(ΔHf)
-0.04785
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.