Nb2Cr4Si5
metal· Nb2Cr4Si5
Nb₂Cr₄Si₅ is a refractory intermetallic compound combining niobium, chromium, and silicon—a research-stage material belonging to the family of advanced high-temperature ceramics and composites. This composition represents exploratory work in ultra-high-temperature materials science, where such multi-element intermetallics are investigated for oxidation resistance and structural stability beyond the limits of conventional superalloys and monolithic ceramics. The material is not yet established in high-volume industrial production, but compounds in this family show potential where extreme thermal environments, chemical resistance, and weight constraints converge.
High-temperature structural applications (research)Aerospace propulsion components (experimental)Oxidation-resistant coatings (development stage)Refractory composite reinforcementMaterials research and developmentAdvanced thermal protection systems (concept phase)
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
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.