DIN 1651 Grade 10SPb20: Untreated, High-Performance Machining Steel
The fully killed machining steel 10 SPb 20 shows a better machinability because of the Pb and S additions. Application in the case hardened condition for thin-walled parts 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 | ||
Hardness, Brinell | 20.0 °C | 146 - 159 [-] | |
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 | 350 - 530 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 | 600 J/(kg·K) | ||
Thermal conductivity | 20.0 °C | 52.4 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 | 0.07 - 0.13 % |
Lead | 0.15 - 0.35 % |
Manganese | 0.7 - 1.1 % |
Phosphorus | 0.06 % |
Silicon | 0.1 - 0.3 % |
Sulfur | 0.18 - 0.25 % |
Metal
- ISO 683-4 Grade 10SPb20 Untreated: High-Performance Free-Cutting Steel
- DIN 1651 Grade 9SMnPb28: Untreated, High-Performance Balanced Machining Steel
- DIN 1651 Grade 9SMnPb36 – Untreated High-Performance Machining Steel
- DIN 1651 Grade 10S20 Untreated Steel – Superior Machinability & Toughness
- DIN 1651 Grade 10SPb20 Cold Drawn Steel – Superior Machinability & High Strength
- DIN 1651 Grade 15S10 Untreated – Fully Killed Steel for High‑Toughness Thin‑Walled Parts
- DIN 1651 9SMn28 Steel – Untreated, Premium Machining Grade
- DIN 1651 Grade 9SMn36 Untreated – High-Performance Balanced Machining Steel
- DIN 5512‑1 Grade S235JRG2Cu – Untreated Low‑Carbon Steel Specifications
- S235JRG2CuC Untreated Steel – DIN 5512‑1 Grade for Rail Vehicle Engineering