1.1331 (WStE255S)
Classification
| Country | Section | Category |
|---|---|---|
| Germany | Non-alloy Special Steels | Structural Pressure Vessel and Engineering Steels with Special Requirements |
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | V, % | Al, % | P, % | C, % | S, % | Nb, % | Mo, % | N, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 97.14–99.6 | < 0.4 | 0.4–1.3 | < 0.3 | < 0.02 | < 0.18 | < 0.3 | < 0.02 | < 0.02 | < 0.02 | < 0.18 | < 0.015 | < 0.005 | < 0.08 | < 0.02 |
Information on suppliers
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 |
| Al | % | Aluminium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |
| Nb | % | Niobium |
| Mo | % | Molybdenum |
| N | % | Nitrogen |