DIN 1651 Grade 9 SMnPb36 Cold‑Drawn & Stress‑Relieved Steel – Optimal for High‑Performance Machining
The balanced high performance machining steel 9 SMnPb 36 shows an excellent cutting behaviour. Because of the S content a lower toughness and a increased crack danger. Application: mass components in the automotive engineering, toolbuilding, apparatus engineering
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.85 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 210 GPa | |
200.0 °C | 193 GPa | ||
300.0 °C | 185 GPa | ||
400.0 °C | 175 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 | 1.1E-5 1/K | |
200.0 °C | 1.18E-5 1/K | ||
400.0 °C | 1.32E-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 | 20.0 °C | 460 J/(kg·K) | |
100.0 °C | 480 J/(kg·K) | ||
200.0 °C | 520 J/(kg·K) | ||
400.0 °C | 610 J/(kg·K) | ||
Thermal conductivity | 20.0 °C | 54.4 W/(m·K) | |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 1.1E-7 Ω·m |
Magnetic
| Property | Value | Comment |
|---|---|---|
Curie temperature | 770 °C | Typical for Low Carbon Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.15 % |
Lead | 0.15 - 0.35 % |
Manganese | 1.1 - 1.5 % |
Phosphorus | 0.1 % |
Silicon | 0.05 % |
Sulfur | 0.34 - 0.4 % |
Metal
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