Nb4CrSi3

metal

· JVASP-153667· Nb4CrSi3

Nb4CrSi3 is a refractory intermetallic compound belonging to the niobium-chromium-silicon family, designed for extreme-temperature structural applications. This material is primarily of research and development interest rather than established commercial production, with potential applications in aerospace and high-temperature power generation where conventional superalloys reach their performance limits. The niobium-based intermetallic matrix offers the prospect of combining high melting points with improved oxidation resistance through chromium and silicon additions, positioning it as a candidate for next-generation engine components and thermal barrier applications.

refractory intermetallicshigh-temperature aerospace componentsturbine engine applicationsthermal barrier materialsresearch/development phaseadvanced propulsion systems

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2384	lb/in³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.03610	eV/atom	—
Formation Energy(ΔHf)	-0.4957	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.

Nb4CrSi3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control