| Steel number n° 674 | |
| Catégory: | |
| Numerical EN 10027/AFNOR symbolic: 30 CND 8 | |
| Numeric EN 10027/AFNOR numerical: 1.6580 | |
| AISI designation: | |
| Information: Old designation: | |
| Applications examples and others informations: | |
No informations about forming. |
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No informations about weldability. |
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No informations about corrosion resistance. |
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| See this steel Schaeffler Diagram | |
| Chemical composition element percentage | |
| Carbon entre 0.26 et 0.33 % | Others steels: Steel 1.5737 - 30 NC 12 Steel 1.0406 - AF50 C 30 Steel 1.6513 - 28 Ni Cr Mo 4 Steel 1.2307 - 29 Cr Mo V 9 Steel - - 30 CD 4 |
| Chromium entre 1.8 et 2.2 % | |
| Nickel entre 1.8 et 2.2 % | |
| Molybdenum entre 0.3 et 0.5 % | |
| Silicium entre 0.1 et 0.4 % | |
| Manganese entre 0.3 et 0.6 % | |
| No Vanadium | |
| No Tungsten | |
| Phosphorus:0.035% | |
| Sulfurus:0.035% | |
| Others elements: - | |
| Note: Verify that there is no mistake in this document. |