BeCrSi
metal· JVASP-67698· BeCrSi
BeCrSi is a beryllium-chromium-silicon intermetallic or composite alloy that combines the lightweight and high-temperature properties of beryllium with the oxidation resistance and strength contributions of chromium and silicon. This material family is primarily of research and development interest, pursued for aerospace and high-temperature applications where weight reduction and thermal stability are critical; however, industrial adoption remains limited due to beryllium's toxicity concerns, processing difficulty, and the availability of competing advanced alloys and composites that offer comparable performance with fewer health and manufacturing risks.
aerospace structures (research phase)high-temperature applicationslightweight alloysintermetallic compoundsmaterials research
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
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.