| Steel number n° 978 | |
| Catégory: | |
| Numerical EN 10027/AFNOR symbolic: 50 Mn Si 4 | |
| Numeric EN 10027/AFNOR numerical: 1.5131 | |
| 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 0.45 et 0.53 % | Others steels: Steel 1.4882 - X 50 Cr Mn Ni Nb N 21-9 Steel 1.2345 - X 50 Cr Mo V 5-1 Steel 1.2758 - X 50 W Ni Cr V Co 12-12 Steel 1.4871 - X 53 Cr Mn Ni N 21-9 Steel - - 50 C 4 |
| No Chromium | |
| No Nickel | |
| No Molybdenum | |
| Silicium entre 0.7 et 1 % | |
| Manganese entre 0.9 et 1.2 % | |
| No Vanadium | |
| No Tungsten | |
| Phosphorus:0.035% | |
| Sulfurus:0.035% | |
| Others elements: - | |
| Note: Verify that there is no mistake in this document. |