X28
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant heat-resistant steel |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | Mo, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 5632-72 | 65.79–73 | < 1 | < 0.8 | 27–30 | < 0.2 | < 0.3 | < 1 | < 0.2 | < 0.035 | < 0.15 | < 0.025 | < 0.3 | < 0.2 |
Note: When used for welding with glass Si <0.4%
Note: GOST 9940: + REM, for pipes to be welded S <0.020
Information on suppliers
Analogues
| Germany | USA |
|---|---|
| X 18 CrN 28 | Stainless Type 446 |
Standards
| Standard | Description |
|---|---|
| GOST 5632-72 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Ti | % | Titan |
| Cu | % | Copper |
| Ni | % | Nickel |
| V | % | Vanadium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Mo | % | Molybdenum |
| W | % | Tungsten |