EN 10132-4 Grade C75S Quenched & Tempered Steel – High-Strength, High-Hardness Performance
C75S is a high-carbon steel with high hardness and strength properties.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 23.0 °C | 7.86 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 200 - 215 GPa | Typical for High Carbon Steel |
Hardness, Rockwell C | 23.0 °C | 38.5 - 54 [-] | |
Hardness, Vickers | 23.0 °C | 370 - 580 [-] | |
Poisson's ratio | 23.0 °C | 0.29 [-] | Typical for High Carbon Steel |
Shear modulus | 23.0 °C | 81 GPa | Typical for High Carbon Steel |
Tensile strength | 23.0 °C | 1200 - 1900 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.32E-5 1/K | Typical for High Carbon Steel |
Max service temperature | 500 °C | Typical for Carbon Steel | |
Melting point | 1400 - 1500 °C | ||
Specific heat capacity | 23.0 °C | 486 J/(kg·K) | Typical for High Carbon Steel |
Thermal conductivity | 23.0 °C | 36 W/(m·K) | Typical for High Carbon Steel |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 23.0 °C | 1.43E-7 - 1.74E-7 Ω·m | Typical for Carbon Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.7 - 0.8 % |
Chromium | 0 - 0.4 % |
Iron | Balance |
Manganese | 0.6 - 0.9 % |
Molybdenum | 0 - 0.1 % |
Nickel | 0 - 0.4 % |
Phosphorus | 0 - 0.25 % |
Silicon | 0.15 - 0.35 % |
Sulfur | 0 - 0.25 % |
Technological properties
| Property | ||
|---|---|---|
| Processing history | Quenched and tempered | |
Metal
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