Ta3W — Properties & Data | MatWorld

Ta3W

metal

· JVASP-102564· Ta3W

Ta3W is a tantalum-tungsten intermetallic compound combining two refractory metals with exceptionally high melting points and density. This material is primarily of research and specialized industrial interest, valued in ultra-high-temperature applications where thermal stability, oxidation resistance, and structural integrity must be maintained at extreme conditions where conventional superalloys fail.

High-temperature structural applicationsAerospace propulsion componentsRefractory metallurgyResearch and developmentExtreme environment toolingElectrical contacts and electrodes

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.6209	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1085	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.06034	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Ta3W

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control