| 牌號(hào) | 化學(xué)成分 | |||||||
| Ni+Co | Mn | Cu | Fe | C | Si | Cr | S | |
| N5 | ≥99.0 | ≤0.35 | ≤0.25 | ≤0.30 | ≤0.02 | ≤0.30 | ≤0.2 | ≤0.01 |
| (NW2201,UNS N02201) | ||||||||
| N7 | ≥99.0 | ≤0.35 | ≤0.25 | ≤0.30 | ≤0.15 | ≤0.30 | ≤0.2 | ≤0.01 |
| (NW2200,UNS N02200) | ||||||||

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