YSi2W2

metal

· JVASP-155690· YSi2W2

YSi2W2 is a refractory intermetallic compound combining yttrium, silicon, and tungsten, belonging to the family of high-melting-point metal silicides and tungstides. This material is primarily of research and developmental interest rather than established in high-volume production, with potential applications where exceptional thermal stability, oxidation resistance, and structural integrity at elevated temperatures are required. Its use case potential aligns with advanced aerospace, defense, and thermal management applications where conventional superalloys reach their performance limits.

high-temperature structural componentsrefractory coatings and protective layersaerospace and turbine researchthermal barrier systemsextreme-environment applicationsmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3458	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.4738	eV/atom	—
Formation Energy(ΔHf)	-0.1248	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.

YSi2W2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control