WF4
metal· JVASP-30618· WF4
WF4 is a tungsten-based metal or alloy, likely part of the tungsten-fluorine or tungsten-containing compound family. Without specified composition details, it appears to be a specialized tungsten material engineered for high-performance applications where tungsten's exceptional density, thermal properties, and hardness are critical. This material is typically found in aerospace, defense, and industrial applications requiring materials with superior strength-to-weight ratios and extreme environmental stability, offering advantages over conventional steels and aluminum alloys in demanding service conditions.
aerospace structural componentshigh-temperature applicationsradiation shieldingindustrial toolingdefense systemswear-resistant surfaces
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 6.239 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.1300 | eV | — | ||
Seebeck Coefficient(S) | 148.7 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.2031 | eV/atom | — | ||
Formation Energy(ΔHf) | -2.319 | 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.