Hf3Ta

ceramic
· JVASP-108878· Hf3Ta

Hf3Ta is a hafnium-tantalum intermetallic ceramic compound belonging to the refractory metal ceramics family, likely a research or advanced material rather than a widely commercialized phase. Both hafnium and tantalum are Group IV and V transition metals with exceptionally high melting points, making compounds in this system candidates for ultra-high-temperature structural applications where conventional superalloys fall short. This material class is of particular interest in aerospace and nuclear research contexts where thermal stability, oxidation resistance, and mechanical strength at extreme temperatures are critical performance drivers.

hypersonic vehicle structuresnuclear reactor componentsultra-high-temperature coatingsrefractory applicationsaerospace propulsion systemsmaterials research

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
eV/atom
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

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.