General
Property | Value |
---|---|
Density | 7.7 g/cm³ Show Supplier Material materials with Density of 7.7 g/cm³ |
Dimension
Property | Value | Comment |
---|---|---|
Diameter | 250 mm Show Supplier Material materials with Diameter of 250 mm | max. |
Mechanical
Property | Value | Comment |
---|---|---|
Charpy impact energy, V-notch | 25 - 30 J Show Supplier Material materials with Charpy impact energy, V-notch of 25 - 30 J | |
Elastic modulus | 210 GPa Show Supplier Material materials with Elastic modulus of 210 GPa | |
Elongation | 10 - 12 % Show Supplier Material materials with Elongation of 10 - 12 % | A5 |
Hardness, Brinell | 248 [-] Show Supplier Material materials with Hardness, Brinell of 248 [-] | annealed |
Hardness, Vickers, 1 | 800 [-] Show Supplier Material materials with Hardness, Vickers, 1 of 800 [-] | nitrided |
Tensile strength | 880 - 1230 MPa Show Supplier Material materials with Tensile strength of 880 - 1230 MPa | |
Yield strength | 675 - 835 MPa Show Supplier Material materials with Yield strength of 675 - 835 MPa |
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 | 430 J/(kg·K) Show Supplier Material materials with Specific heat capacity of 430 J/(kg·K) | ||
Thermal conductivity | 42 W/(m·K) Show Supplier Material materials with Thermal conductivity of 42 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 | 0.28 - 0.35 % Show Supplier Material materials with Carbon of 0.28 - 0.35 % |
Chromium | 2.8 - 3.3 % Show Supplier Material materials with Chromium of 2.8 - 3.3 % |
Iron | Balance |
Manganese | 0.4 - 0.7 % Show Supplier Material materials with Manganese of 0.4 - 0.7 % |
Molybdenum | 0.3 - 0.5 % Show Supplier Material materials with Molybdenum of 0.3 - 0.5 % |
Phosphorus | 0.025 % Show Supplier Material materials with Phosphorus of 0.025 % |
Silicon | 0.4 % Show Supplier Material materials with Silicon of 0.4 % |
Sulfur | 0.035 % Show Supplier Material materials with Sulfur of 0.035 % |
Technological properties
Property | ||
---|---|---|
Application areas | It is used in Automotive and Mechanical engineering for components such as gear wheels, drills, connecting rods or shafts. | |
Heat Treatment | Soft annealing: 650-700°C, Quenching: 870-930°C (Oil or Water), Tempering: 580-700°C, Nitriding: 480-570°C | |
Hot forming | It is formable at 900-1100°C. | |
Processing history | Quenched and Tempered | |
Welding | It is difficult to weld and should will not used be in welded constructions. |