BeCo2Os

metal
· JVASP-71940· BeCo2Os

BeCo2Os is an intermetallic compound combining beryllium and cobalt with oxygen, representing a specialized high-performance material from the beryllium-cobalt oxide family. This material is primarily explored in research and advanced aerospace/defense applications where extreme stiffness, thermal stability, and high density are required in compact designs. Its notable advantage over conventional superalloys and composites lies in its combination of high elastic modulus with tailored density characteristics, though manufacturing complexity and beryllium toxicity concerns limit its adoption to mission-critical applications where performance justifies processing challenges.

aerospace engine componentshigh-stiffness structural reinforcementthermal barrier systemsresearch-phase intermetallicsberyllium-based specialty alloysadvanced defense systems

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
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.
BeCo2Os — Properties & Data | MatWorld