| Steel number n° 748 | |
| Catégory: | |
| Numerical EN 10027/AFNOR symbolic: 38 CD 4 | |
| Numeric EN 10027/AFNOR numerical: 1.7220 | |
| 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 0.31 et 0.37 % | Others steels: Steel 1.6956 - 33 Ni Cr Mo 14-5 / 33 Ni Cr Mo V1 4-5 Steel 1.6582 - 34 Cr Ni Mo 6 Steel 1.7003 - 35 C 2 Steel - - 35 CMD 6 Steel 1.1157 - 35 M 5 |
| Chromium entre 0.9 et 1.2 % | |
| No Nickel | |
| Molybdenum entre 0.15 et 0.25 % | |
| Silicium entre 0.1 et 0.4 % | |
| Manganese entre 0.6 et 0.9 % | |
| No Vanadium | |
| No Tungsten | |
| Phosphorus:0.035% | |
| Sulfurus:0.035% | |
| Others elements: - | |
| Note: Verify that there is no mistake in this document. |