HfPt4

metal
· JVASP-119500· HfPt4

HfPt4 is an intermetallic compound combining hafnium and platinum in a 1:4 ratio, belonging to the family of refractory metal intermetallics. This material is of primary interest in high-temperature and aerospace research contexts, where its combination of high density and the thermal stability of both constituent elements makes it a candidate for extreme-environment applications. Compared to conventional superalloys, hafnium-platinum intermetallics remain largely experimental, with ongoing investigation into their potential for ultra-high-temperature structural applications and specialized coatings where oxidation resistance and mechanical retention at elevated temperatures are critical.

high-temperature aerospace componentsrefractory coating systemsresearch and developmentextreme-environment structural applicationsthermal barrier and oxidation resistance

Compliance & Regulations

?EAR?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

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.