VT-7
For the manufacture by powder metallurgy of the wire intended for the production of electronic devices and light sources
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Refractory metals, carbide | Tungsten |
Chemical composition
| Standard | Oxide Th, % | W, % | Примеси, % |
|---|---|---|---|
| GOST 19671-91 | 0.7–0.99 | > 98.96 | 0.05 |
Information on suppliers
Physical characteristics
| Temperature, °C | $$\rho$$, $$\frac{kg}{m^3}$$ |
|---|---|
| 20 | 19100–19300 |
Standards
| Standard | Description |
|---|---|
| GOST 19671-91 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Oxide Th | % | Thorium Oxide |
| Примеси | % | Impurities |
| W | % | Tungsten |
Description of physical characteristics
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |