HfNi5

metal

· HfNi5

HfNi5 is an intermetallic compound in the hafnium-nickel system, representing a defined stoichiometric phase rather than a conventional alloy. This material exists primarily in research and specialized materials development contexts, where hafnium-nickel intermetallics are investigated for high-temperature applications and potential use in advanced structural systems where hafnium's refractory properties combined with nickel's ductility might offer advantages in extreme environments.

High-temperature materials researchIntermetallic compoundsRefractory metal systemsAdvanced aerospace explorationMaterials phase studiesExperimental metallurgy

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3811	lb/in³	—

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

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	—
↳	eV	—
Magnetic Moment(μB)	µB	—

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, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01280	eV/atom	—
Formation Energy(ΔHf)	-0.3669	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.

HfNi5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control