# 1.4021 (X20Cr13): equivalents

Quelle: <https://mvg-frankfurt.de/en/materials/comparison/1-4021>

> 1.4021 (X20Cr13) internationally: AISI 420, UNS S42010, SUS420J1, 2Cr13, 420S29 and 7 further designations by country and standard.

AISI 420 · UNS S42010 · SUS420J1 · 2Cr13 · 420S29

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## Designations by country and standard

| Country / type | Standard | Designation |
|---|---|---|
| Europe | EN | 1.4021· X20Cr13 |
| China | GB | 2Cr13 |
| France | AFNOR | Z20C13 |
| United Kingdom | BS | 420S29 · 420S37 |
| Japan | JIS | SUS420J1 |
| Poland | PN | 2H13 |
| Russia | GOST | 20KH13 |
| Sweden | SIS | 2303 |
| Czech Republic | ČSN | 17022 |
| USA | AISI | 420 · AISI 420 |
| USA | UNS | S42010 |

## Not unambiguous

- **420** also matches [1.4028](https://mvg-frankfurt.de/en/materials/comparison/1-4028), [1.4031](https://mvg-frankfurt.de/en/materials/comparison/1-4031).
- **AISI 420** also matches [1.4028](https://mvg-frankfurt.de/en/materials/comparison/1-4028).

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