| Steel number n° 577 | |
| Catégory: | |
| Numerical EN 10027/AFNOR symbolic: 20 NCD 2 | |
| Numeric EN 10027/AFNOR numerical: 1.6523 | |
| 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 0.17 et 0.23 % | Others steels: Steel - - 20 ND 16 Steel - - 20 ND 8 Steel 1.2313 - 21 Cr Mo 10 Steel 1.7709 - 21 Cr Mo V 5-7 Steel 1.2777 - 21 Mo Ni 35-12 |
| Chromium entre 0.4 et 0.65 % | |
| Nickel entre 0.4 et 0.7 % | |
| Molybdenum entre 0.15 et 0.25 % | |
| Silicium entre 0.1 et 0.25 % | |
| Manganese entre 0.65 et 0.95 % | |
| No Vanadium | |
| No Tungsten | |
| Phosphorus:0.03% | |
| Sulfurus:0.025% | |
| Others elements: Al ³ 0.020 | |
| Note: Verify that there is no mistake in this document. |