Properties
General
| Property | Value |
|---|---|
Density | 7.8 g/cm³ Show Supplier Material materials with Density of 7.8 g/cm³ |
Mechanical
| Property | Value | Comment |
|---|---|---|
Elastic modulus | 210 GPa Show Supplier Material materials with Elastic modulus of 210 GPa | |
Hardness, Brinell | 207 - 300 [-] Show Supplier Material materials with Hardness, Brinell of 207 - 300 [-] | Depending on the delivery condition |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 100 °C | 1.15e-05 1/K Show Supplier Material materials with Coefficient of thermal expansion of 1.15e-05 1/K | for 20°C to the mentioned temperature |
200 °C | 1.25e-05 1/K Show Supplier Material materials with Coefficient of thermal expansion of 1.25e-05 1/K | for 20°C to the mentioned temperature | |
300 °C | 1.33e-05 1/K Show Supplier Material materials with Coefficient of thermal expansion of 1.33e-05 1/K | for 20°C to the mentioned temperature | |
400 °C | 1.39e-05 1/K Show Supplier Material materials with Coefficient of thermal expansion of 1.39e-05 1/K | for 20°C to the mentioned temperature | |
Specific heat capacity | 460 J/(kg·K) Show Supplier Material materials with Specific heat capacity of 460 J/(kg·K) | ||
Thermal conductivity | 33 W/(m·K) Show Supplier Material materials with Thermal conductivity of 33 W/(m·K) |
Electrical
| Property | Value |
|---|---|
Electrical resistivity | 1.9e-07 Ω·m Show Supplier Material materials with Electrical resistivity of 1.9e-07 Ω·m |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.93 - 1.05 % Show Supplier Material materials with Carbon of 0.93 - 1.05 % |
Chromium | 1.35 - 1.6 % Show Supplier Material materials with Chromium of 1.35 - 1.6 % |
Iron | Balance |
Manganese | 0.25 - 0.45 % Show Supplier Material materials with Manganese of 0.25 - 0.45 % |
Molybdenum | 0.1 % Show Supplier Material materials with Molybdenum of 0.1 % |
Phosphorus | 0.025 % Show Supplier Material materials with Phosphorus of 0.025 % |
Silicon | 0.15 - 0.35 % Show Supplier Material materials with Silicon of 0.15 - 0.35 % |
Sulfur | 0.015 % Show Supplier Material materials with Sulfur of 0.015 % |
Technological properties
| Property | ||
|---|---|---|
| Application areas | It is mainly used for the manufacture of ball bearings, roller oil bearings and needle bearings. Also used in mechanical engineering for components subject to wear, e.g. for pump shafts and for components in Automobile injection systems. | |
| Heat Treatment | Normalizing 870-900°C (Air), Soft annealing: 750-800°C (Oven), Stress Relieving: 600-650°C (Oven, Air), Quenching: 800-830°C (Water, Oil, Polymer) or 830-870°C (Oil, Polymer), Tempering: 150-180°C (Air) | |
| Hot forming | It is formable at 850-1100°C should then cooled more slowly or in still air. | |
| Processing history | Quenched and Tempered | |
| Welding | It is not weldable. | |