# 1.1206 (C50E): equivalents

Quelle: <https://mvg-frankfurt.de/en/materials/comparison/1-1206>

> 1.1206 (C50E) internationally: AISI 1050, S50C, 1050, Ck50, 080M50 and 6 further designations by country and standard.

AISI 1050 · S50C · 1050 · Ck50 · 080M50

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## Designations by country and standard

| Country / type | Standard | Designation |
|---|---|---|
| Europe | EN | 1.1206· C50E |
| Germany | DIN (old) | Ck50 |
| France | AFNOR | XC50 |
| United Kingdom | BS | 080M50 · CS50 |
| ISO | ISO | C50E4 |
| Italy | UNI | C50 |
| Japan | JIS | S50C |
| Sweden | SIS | 1674 |
| Spain | UNE | C45k |
| USA | AISI | AISI 1050 |
| USA | SAE | 1050 |

## Not unambiguous

- **080M50** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540).
- **1050** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540), [1.1241](https://mvg-frankfurt.de/en/materials/comparison/1-1241), [EN AW-1050A](https://mvg-frankfurt.de/en/materials/comparison/en-aw-1050a).
- **1674** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540).
- **AISI 1050** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540), [1.1241](https://mvg-frankfurt.de/en/materials/comparison/1-1241).
- **C45k** also matches [1.0503](https://mvg-frankfurt.de/en/materials/comparison/1-0503), [1.1191](https://mvg-frankfurt.de/en/materials/comparison/1-1191).
- **C50** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540), [1.1241](https://mvg-frankfurt.de/en/materials/comparison/1-1241).
- **C50E4** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540).
- **CS50** also matches [1.1204](https://mvg-frankfurt.de/en/materials/comparison/1-1204).
- **Ck50** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540).
- **S50C** also matches [1.0540](https://mvg-frankfurt.de/en/materials/comparison/1-0540).

Equivalents are approximations: the composition and limits of the standards differ in part. For certificates, the ordered standard applies.