S63021
Classification
| Country | Section | Category |
|---|---|---|
| USA | Stainless Steels, including Precipitation Hardening Stainless Steel and Iron-Based Superalloys | Valve Steel |
Chemical composition
| Standard | Fe, % | Si, % | Cr, % | Ni, % | C, % | O, % | Mo, % |
|---|---|---|---|---|---|---|---|
| UNS | 52.77–57.5 | 1–1.3 | 23.5–26 | 11–12 | 2–2.3 | < 0.03 | 5–5.6 |
Information on suppliers
Standards
| Standard | Description |
|---|---|
| UNS |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Cr | % | Chrome |
| Ni | % | Nickel |
| C | % | Carbon |
| O | % | Oxygen |
| Mo | % | Molybdenum |