1.0540 (C50): equivalents
AISI 1049 · S50C · 1049 · Ck50 · 070M50
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Designations by country and standard
| Country / type | Standard | Designation |
|---|---|---|
| Europe | EN | 1.0540· C50 |
| Germany | DIN (old) | Ck50 |
| France | AFNOR | XC48H1 |
| United Kingdom | BS | 070M50 · 080M50 |
| ISO | ISO | C50E4 |
| Italy | UNI | 1C50 |
| Japan | JIS | S50C |
| Sweden | SIS | 1674 |
| Czech Republic | ČSN | 12051 |
| USA | AISI | AISI 1049 · AISI 1050 |
| USA | SAE | 1049 · 1050 |
Not unambiguous
- 080M50 also matches 1.1206.
- 1050 also matches 1.1206, 1.1241, EN AW-1050A.
- 1674 also matches 1.1206.
- AISI 1050 also matches 1.1206, 1.1241.
- C50E4 also matches 1.1206.
- Ck50 also matches 1.1206.
- S50C also matches 1.1206.
- XC48H1 also matches 1.1191.
Equivalents are approximations: the composition and limits of the standards differ in part. For certificates, the ordered standard applies.