– Tensile strength: 1000-1200 MPa
– Yield strength: 800-900 MPa
– Elongation: 12-15%
– Hardness: 28-32 HRC
Technical Properties:
– Density: 7.85 g/cm3
– Young’s Modulus: 210 GPa
– Poisson’s ratio: 0.3
– Thermal conductivity: 52 W/mK
– Specific heat capacity: 460 J/kgK
Chemical Composition:
– Carbon (C): 0.38-0.45%
– Silicon (Si): 0.4%
– Manganese (Mn): 0.6-0.9%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.035% max
– Chromium (Cr): 0.9-1.2%
Applications:
41Cr4 steel is commonly used in the automotive and machinery industries for manufacturing components like gears, shafts, and crankshafts. Its high tensile strength and good wear resistance make it suitable for applications that require high durability and reliability in dynamic conditions. Additionally, its moderate carbon content allows for good weldability and machinability, making it a versatile choice for various engineering applications.
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