EVL
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant heat-resistant steel |
Chemical composition
| Standard | La, % | W, % | Примеси, % |
|---|---|---|---|
| GOST 23949-80 | 1.1–1.4 | 98.55–98.9 | < 0.05 |
Note: W: W + La2O3 + Y2O3 + ThO2 + Ta
Note: La: La2О3
Note: OT: Al + Fe + Si + Ca + Mo
Information on suppliers
Standards
| Standard | Description |
|---|---|
| GOST 23949-80 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Примеси | % | Impurities |
| La | % | Lanthanum |
| W | % | Tungsten |