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| Element | Minimum value | Maximum value |
| C | – | 0.07 |
| Si | – | 1 |
| Mn | – | 1 |
| P | – | 0.04 |
| S | – | 0.03 |
| Cr | 15 | 17 |
| Ni | 3 | 5 |
| Cu | 3 | 5 |
| Nb | 0.15 | 0.45 |
| China | GB | 05Cr17Ni4Cu4Nb (0Cr17Ni4Cu4Nb) |
| China | ISC | S51740 |
| Taiwan, China | CNS | 630 |
| Japan | JIS | SUS 630 |
| South Korea | KS | STS 630 |
| U.S. | ASTM | 630 |
| U.S. | UNS | S17400 |
| ISO | ISO | X5CrNiCuNb 16-4 |
| ISO | Number grade | 4542-174-00-I |
| Germany | DIN EN/DIN | X5CrNiCuNb 17-4 |
| Germany | W-Nr. | 1.4542 |
| France | NF EN/NF | Z6CNU 17-04 |
| European standard | EN | X5CrNiCuNb 16-4 |
| European standard | Number grade | 1.4542 |