EN 10089 Grade 56SiCr7 quenched and tempered (+QT)
EN 10089 Grade 56SiCr7 quenched and tempered (+QT) introduction
The steel 56SiCr7 is used for hot formed springs, like leaf springs up to 7 mm thickness for the vehicle engineering as well as for coil springs and diaphragm springs also for the mechanical engineering.
Equivalent material: DIN 55SiCr7, DIN 1.7106, DIN 56SiCr7, AFNOR 56SiCr7, BS 251A58, EN 1.7106
EN 10089 Grade 56SiCr7 quenched and tempered (+QT) general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 g/cm³ |
Typical for Steel |
EN 10089 Grade 56SiCr7 quenched and tempered (+QT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.52 - 0.6 % |
| Chromium |
Chromium of 0.2 - 0.45 % |
| Manganese |
Manganese of 0.7 - 1 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 1.5 - 2 % |
| Sulfur |
Sulfur of 0.025 % |
EN 10089 Grade 56SiCr7 quenched and tempered (+QT) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 190 - 210 GPa |
Typical for Steel |
| Elongation |
20.0 °C |
Elongation of 6 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Steel |
| Reduction of area |
20.0 °C |
Reduction of area of 25 % |
- |
| Tensile strength |
20.0 °C |
Tensile strength of 1500 - 1800 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 1350 MPa |
- |
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