KBe2W

metal

· JVASP-71226· KBe2W

KBe2W is an intermetallic compound combining potassium, beryllium, and tungsten elements, representing an experimental material in the lightweight high-density metal family. While not yet established in mainstream industrial production, this composition is of research interest for applications requiring unusual combinations of low atomic mass (beryllium) with high-density refractory properties (tungsten), potentially useful in specialized aerospace, nuclear, or shielding applications where density and thermal stability must be balanced with weight constraints.

Research and development materialsRadiation shieldingHigh-temperature aerospace componentsExperimental alloy systemsNuclear industry applicationsRefractory metallic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.496	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.016	eV/atom	—
Formation Energy(ΔHf)	0.8015	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.

KBe2W

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control