Fe11Si5
metal· Fe11Si5
Fe11Si5 is an iron-silicon intermetallic compound that belongs to the family of transition metal silicides. This material is primarily of research and development interest rather than a widely commercialized product, studied for its potential in high-temperature structural applications where conventional steels reach their limits. The iron-silicon system offers opportunities for lightweight, high-stiffness components due to the intermetallic bonding, though such materials typically require careful processing to manage brittleness and oxidation resistance.
High-temperature structural applicationsLightweight alloy developmentResearch and experimental materialsIntermetallic compound evaluationAdvanced metal matrix composites
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | — | Pa | — | — | |
| ↳ | — | Pa | — | — | |
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | — | |
Elastic Anisotropy(AU) | — | - | — | — | |
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | — | |
Poisson's Ratio(ν)2 entries | — | - | — | — | |
| ↳ | — | - | — | — | |
Shear Modulus(G)2 entries | — | Pa | — | — | |
| ↳ | — | Pa | — | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
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.