1.5509 (22B2)
Classification
| Country | Section | Category |
|---|---|---|
| Germany | Structural, Pressure Vessel and Engineering Steels | B, Mn-B Mn < 1.65% |
Chemical composition
| Standard | Fe, % | Si, % | B, % | Mn, % | Cr, % | Al, % | P, % | C, % | S, % |
|---|---|---|---|---|---|---|---|---|---|
| 97.875–99.072 | < 0.4 | 0.008–0.005 | 0.7–0.9 | < 0.5 | < 0.02 | < 0.025 | 0.22–0.25 | < 0.025 |
Information on suppliers
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| B | % | Bor |
| Mn | % | Manganese |
| Cr | % | Chrome |
| Al | % | Aluminium |
| P | % | Phosphorus |
| C | % | Carbon |
| S | % | Sulfur |