MnNbSi
metal· MnNbSi
MnNbSi is a ternary intermetallic compound combining manganese, niobium, and silicon—a research-phase material in the broader family of refractory and high-temperature alloys. While not yet established in mainstream production, compounds in this class are investigated for applications requiring high stiffness, thermal stability, and potential lightweight performance in demanding environments; the combination of refractory elements (Nb) with transition metals (Mn) and silicon suggests exploration for elevated-temperature structural applications or wear-resistant coatings where conventional superalloys may be cost-prohibitive or where density reduction is valuable.
High-temperature structural applicationsRefractory coatingsResearch-phase lightweight alloysWear-resistant compositesExperimental aerospace materials
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 30,321.7 | ksi | — | ||
| ↳ | 30,491.3 | ksi | — | ||
Poisson's Ratio(ν) | 0.3100 | - | — | ||
Shear Modulus(G)2 entries | 15,282.3 | ksi | — | ||
| ↳ | 14,773.5 | ksi | — |
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) | 0.2517 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 2.140 | µB | — | ||
Seebeck Coefficient(S) | 11.57 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.4689 | 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.