| Steel number n° 987 | |
| Catégory: | |
| Numerical EN 10027/AFNOR symbolic: 50 C 4 | |
| 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 0.46 et 0.54 % | Others steels: Steel 1.7228 - 50 Cr Mo 4 Steel - - 50 SCD 6 Steel 1.0904 - 56 SC 7 Steel - - Y 51 S7 Steel 1.2357 - 50 Cr Mo V 13-14 |
| Chromium entre 0.85 et 1.15 % | |
| No Nickel | |
| No Molybdenum | |
| Silicium entre 0.1 et 0.4 % | |
| Manganese entre 0.6 et 0.9 % | |
| No Vanadium | |
| No Tungsten | |
| Phosphorus:0.04% | |
| Sulfurus:0.035% | |
| Others elements: - | |
| Note: Verify that there is no mistake in this document. |