BeNbCr

metal

· JVASP-67810· BeNbCr

BeNbCr is a ternary refractory metal alloy combining beryllium, niobium, and chromium. This is a research-phase material system explored for high-temperature structural applications where extreme thermal stability and low density are advantageous. The beryllium-niobium-chromium composition targets aerospace and power generation sectors where conventional superalloys reach thermal or weight limits, though industrial adoption remains limited due to beryllium's toxicity concerns, difficult processing, and the material's nascent development stage.

high-temperature aerospace structuresrefractory alloy researchlightweight turbine applicationshypersonic vehicle componentsexperimental superalloy systemsadvanced materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	175.7	GPa	—
Poisson's Ratio(ν)	0.3100	-	—
Shear Modulus(G)	41.18	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.517	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)	0.3937	eV/atom	—
Formation Energy(ΔHf)	0.2512	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.

BeNbCr

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control