Steel number n° 988 | |
Catégory: | |
Numerical EN 10027/AFNOR symbolic: 50 Cr Mo 4 | |
Numeric EN 10027/AFNOR numerical: 1.7228 | |
AISI designation: | |
Information: Old designation: | |
Applications examples and others informations: | |
See this steel Schaeffler Diagram | |
Chemical composition element percentage | |
Carbon entre 0.46 et 0.54 % | Others steels: Steel - - 50 SCD 6 Steel 1.0904 - 56 SC 7 Steel - - Y 51 S7 Steel 1.2357 - 50 Cr Mo V 13-14 Steel 1.8159 - 50 CV 4 |
Chromium entre 0.9 et 1.2 % | |
No Nickel | |
Molybdenum entre 0.15 et 0.3 % | |
Silicium entre 0 et 0.4 % | |
Manganese entre 0.5 et 0.8 % | |
No Vanadium | |
No Tungsten | |
Phosphorus:0.035% | |
Sulfurus:0.035% | |
Others elements: - |
Note: Verify that there is no mistake in this document. |