POSSU 25-2
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant heat-resistant steel |
Chemical composition
| Standard | Fe, % | Sn, % | Bi, % | Cu, % | Zn, % | Ni, % | Sb, % | Al, % | Pb, % | As, % | S, % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 21930-76 | < 0.02 | 24–26 | < 0.2 | < 0.08 | < 0.002 | < 0.08 | 1.5–2 | < 0.002 | 71.576–74.5 | < 0.02 | < 0.02 |
Information on suppliers
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Sn | % | Tin |
| Bi | % | Bismuth |
| Cu | % | Copper |
| Zn | % | Zinc |
| Ni | % | Nickel |
| Sb | % | Antimony |
| Al | % | Aluminium |
| Pb | % | Lead |
| As | % | Arsenic |
| S | % | Sulfur |