NbSiPd

metal
· NbSiPd

NbSiPd is a ternary intermetallic compound combining niobium, silicon, and palladium, belonging to the class of high-temperature structural materials and research-phase refractory alloys. This material is primarily of interest in advanced aerospace and high-temperature engineering contexts, where its combination of refractory metal (niobium) strength with intermetallic hardening and palladium's oxidation resistance offers potential for extreme-temperature applications. The compound remains largely experimental; engineers would consider it for ultra-high-temperature components where conventional superalloys reach their limits, though industrial adoption is limited and material processing, reproducibility, and cost remain active research challenges.

high-temperature aerospace componentsrefractory intermetallics researchextreme-environment structural applicationsoxidation-resistant coatings or claddingadvanced propulsion systemsexploratory materials development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)3 entries
194.9
GPa—
↳
194.9
GPa—
↳
192.2
GPa—
Elastic Compliance Tensor(Sij)
Matrix (redacted)
1/GPa—
Elastic Anisotropy(AU)
0.5248
-—
Elastic Stiffness Tensor(Cij)
Matrix (redacted)
Pa—
Poisson's Ratio(ν)2 entries
0.3167
-—
↳
0.3200
-—
Shear Modulus(G)3 entries
81.39
GPa—
↳
81.39
GPa—
↳
82.53
GPa—
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
PropertyValueUnitConditionsSource
Density(ρ)
8.139
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Seebeck Coefficient(S)
-22.47
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-0.6060
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.