DIN 1651 Grade 9SMn36: Cold-Drawn, Stress-Relieved Steel for Precision Cutting Applications
The balanced machining steel 9 SMn 36 is used for higher demands on the cutting capacity and surface condition. The steel shows a elevated crack sensitivity. Application: limited in the automotive engineering, toolbuilding, apparatus engineering
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.83 - 7.85 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | -100.0 °C | 217 GPa | |
20.0 °C | 210 - 212 GPa | ||
100.0 °C | 207 GPa | ||
200.0 °C | 193 - 199 GPa | ||
300.0 °C | 185 - 192 GPa | ||
400.0 °C | 175 - 184 GPa | ||
500.0 °C | 175 GPa | ||
600.0 °C | 164 GPa | ||
Poisson's ratio | 23.0 °C | 0.29 [-] | Typical for Low Carbon Steel |
Shear modulus | 20.0 °C | 81 GPa | |
Tensile strength | 20.0 °C | 550 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | -100.0 °C | 1.08E-5 1/K | |
20.0 °C | 1.19E-5 1/K | ||
100.0 °C | 1.1E-5 - 1.25E-5 1/K | ||
200.0 °C | 1.18E-5 - 1.3E-5 1/K | ||
300.0 °C | 1.36E-5 1/K | ||
400.0 °C | 1.32E-5 - 1.41E-5 1/K | ||
500.0 °C | 1.45E-5 1/K | ||
600.0 °C | 1.49E-5 1/K | ||
Max service temperature | 500 °C | Typical for Carbon Steel | |
Melting point | 1480 - 1526 °C | Typical for Low Carbon Steel | |
Specific heat capacity | -100.0 °C | 423 J/(kg·K) | |
20.0 °C | 460 - 461 J/(kg·K) | ||
100.0 °C | 479 - 480 J/(kg·K) | ||
200.0 °C | 499 - 520 J/(kg·K) | ||
300.0 °C | 517 J/(kg·K) | ||
400.0 °C | 536 - 610 J/(kg·K) | ||
500.0 °C | 558 J/(kg·K) | ||
600.0 °C | 587 J/(kg·K) | ||
Thermal conductivity | -100.0 °C | 37.6 W/(m·K) | |
20.0 °C | 42.2 - 54.4 W/(m·K) | ||
100.0 °C | 43.2 W/(m·K) | ||
200.0 °C | 42.9 W/(m·K) | ||
300.0 °C | 41.2 W/(m·K) | ||
400.0 °C | 39.1 W/(m·K) | ||
500.0 °C | 36.6 W/(m·K) | ||
600.0 °C | 34.1 W/(m·K) | ||
Thermal diffusivity | -100.0 °C | 12.9 mm²/s | |
20.0 °C | 11.7 mm²/s | ||
100.0 °C | 11.2 mm²/s | ||
200.0 °C | 10.3 mm²/s | ||
300.0 °C | 9.4 mm²/s | ||
400.0 °C | 8.3 mm²/s | ||
500.0 °C | 7.1 mm²/s | ||
600.0 °C | 5.7 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | -100.0 °C | 1.82E-7 Ω·m |
20.0 °C | 1.1E-7 - 2.47E-7 Ω·m | |
100.0 °C | 2.96E-7 Ω·m | |
200.0 °C | 3.68E-7 Ω·m | |
300.0 °C | 4.55E-7 Ω·m | |
400.0 °C | 5.56E-7 Ω·m | |
500.0 °C | 6.75E-7 Ω·m | |
600.0 °C | 8.13E-7 Ω·m | |
Magnetic
| Property | Value | Comment |
|---|---|---|
Curie temperature | 770 °C | Typical for Low Carbon Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.15 % |
Manganese | 1.1 - 1.5 % |
Phosphorus | 0.1 % |
Silicon | 0.05 % |
Sulfur | 0.34 - 0.4 % |
Metal
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