HfNbP

metal

· HfNbP

HfNbP is a ternary intermetallic compound combining hafnium, niobium, and phosphorus—a research-stage material belonging to the refractory metal phosphide family. This material is of interest in high-temperature and extreme-environment applications where conventional alloys fail, and represents an emerging class of compounds being investigated for their potential hardness, thermal stability, and oxidation resistance.

high-temperature structural applicationsrefractory coatingsaerospace componentswear-resistant surfacesresearch and developmentextreme environment materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	25,921.9	ksi	—
Shear Modulus(G)	14,430.2	ksi	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3557	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Seebeck Coefficient(S)	-13.02	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-1.004	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.

HfNbP

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control