| Steel number n° 642 | |
| Catégory: | |
| Numerical EN 10027/AFNOR symbolic: 25 NC 11 | |
| Numeric EN 10027/AFNOR numerical: - | |
| 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 0.22 et 0.3 % | Others steels: Steel 1.6953 - 25 NCD 15 Steel - - 25 NCD 16 Steel 1.2768 - 25 No Cr Mo 12 Steel 1.2726 - 26 Ni Cr Mo V 5 Steel 1.2353 - 27 Cr Mo V 6-12 |
| Chromium entre 0.6 et 0.9 % | |
| Nickel entre 2.5 et 3 % | |
| No Molybdenum | |
| Silicium entre 0.1 et 0.4 % | |
| Manganese entre 0.35 et 0.6 % | |
| No Vanadium | |
| No Tungsten | |
| Phosphorus:0.04% | |
| Sulfurus:0.035% | |
| Others elements: - | |
| Note: Verify that there is no mistake in this document. |