BeCu4Re

metal

· JVASP-75004· BeCu4Re

BeCu4Re is a beryllium-copper-rhenium alloy that combines the high strength and thermal conductivity of beryllium-copper with rhenium's exceptional refractory properties and density. This material appears to be a specialized research or proprietary composition designed for extreme-temperature or high-performance applications where conventional copper alloys fall short; it represents an advanced option in the family of beryllium-copper alloys used in demanding aerospace and electronics contexts.

High-temperature electrical contactsAerospace structural componentsPrecision springs and fastenersElectronics thermal managementRefractory applicationsResearch/advanced alloy development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	10.03	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.8350	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.5837	eV/atom	—
Formation Energy(ΔHf)	0.4941	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.

BeCu4Re

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control