EN 10132-3 Grade 25Mn4 soft annealed or soft annealed and skin passed (+A or +A+LC)
EN 10132-3 Grade 25Mn4 soft annealed or soft annealed and skin passed (+A or +A+LC) introduction
Cold-rolled narrow strip made of the alloy steel 25Mn4 will be delivered in thicknesses up to 6 mm for quenching and tempering in following conditions:
- soft annealed or soft annealed and little rerolled (+A or +LC),
- cold rolled (+CR).
The delivery condition annealed to globular carbides (+AC) can be agreed.
Equivalent material: GB 25Mn, GB U21252, DIN 1.1177, DIN 25Mn4, EN 1.1177
EN 10132-3 Grade 25Mn4 soft annealed or soft annealed and skin passed (+A or +A+LC) general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Medium Carbon Steel |
EN 10132-3 Grade 25Mn4 soft annealed or soft annealed and skin passed (+A or +A+LC) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1.32E-5 1/K |
Typical for Medium Carbon Steel |
| Max service temperature |
- |
Max service temperature of 500 °C |
Typical for Carbon Steel |
| Melting point |
- |
Melting point of 1380 - 1514 °C |
Typical for Medium Carbon Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 470 - 520 J/(kg·K) |
Typical for Medium Carbon Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 21 - 52 W/(m·K) |
Typical for Medium Carbon Steel |
EN 10132-3 Grade 25Mn4 soft annealed or soft annealed and skin passed (+A or +A+LC) chemical
| Property |
Value |
| Carbon |
Carbon of 0.23 - 0.28 % |
| Chromium |
Chromium of 0.4 % |
| Manganese |
Manganese of 0.95 - 1.15 % |
| Molybdenum |
Molybdenum of 0.1 % |
| Nickel |
Nickel of 0.4 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.4 % |
| Sulfur |
Sulfur of 0.035 % |
EN 10132-3 Grade 25Mn4 soft annealed or soft annealed and skin passed (+A or +A+LC) electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 1.43E-7 - 1.74E-7 Ω·m |
Typical for Carbon Steel |
EN 10132-3 Grade 25Mn4 soft annealed or soft annealed and skin passed (+A or +A+LC) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Medium Carbon Steel |
| Elongation A80 |
20.0 °C |
Elongation A80 of 20 % |
- |
| Hardness, Rockwell B |
20.0 °C |
Hardness, Rockwell B of 88 [-] |
- |
| Hardness, Vickers |
20.0 °C |
Hardness, Vickers of 180 [-] |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Medium Carbon Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 75 - 80 GPa |
Typical for Carbon Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 590 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 460 MPa |
- |
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