Nb33Al27Ni40

metal
· Nb33Al27Ni40

Nb₃₃Al₂₇Ni₄₀ is a high-temperature intermetallic compound combining niobium, aluminum, and nickel in a near-equiatomic ratio, belonging to the family of refractory metal alloyed intermetallics. This material is primarily of research and developmental interest for aerospace and power generation applications where exceptional high-temperature strength and oxidation resistance are required beyond the capabilities of conventional superalloys. The combination of niobium's refractory nature with aluminum and nickel offers potential for operation at temperatures approaching or exceeding 1200°C, though engineering adoption remains limited and material behavior is still being characterized for consistent reproducibility and damage tolerance.

high-temperature turbine componentsaerospace propulsion systemsresearch and developmentrefractory applicationsadvanced jet engine materials

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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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.