– Tensile Strength: 600-800 MPa
– Yield Strength: 380 MPa
– Elongation: 22%
– Impact Toughness: >27 J/cm²
– Hardness: 200-240 HB
Technical Properties:
– Density: 7.85 g/cm³
– Melting Point: 1420-1465°C
– Thermal Conductivity: 27 W/m°C
– Specific Heat Capacity: 0.47 kJ/kg°C
– Electrical Resistivity: 0.20-0.25 μΩm
Chemical Composition:
– Carbon (C): 0.08-0.15%
– Silicon (Si): 0.10-0.35%
– Manganese (Mn): 0.40-0.70%
– Phosphorus (P): max 0.020%
– Sulfur (S): max 0.015%
– Chromium (Cr): 0.80-1.10%
– Molybdenum (Mo): 0.30-0.50%
– Nickel (Ni): ≤0.50%
– Copper (Cu): ≤0.30%
– Nitrogen (N): ≤0.020%
– Vanadium (V): ≤0.05%
– Boron (B): ≤0.001%
– Aluminum (Al): ≤0.03%
These properties make 12CrMo10 steel grade an excellent choice for high-temperature environments, as it offers good tensile strength, yield strength, impact toughness, and hardness. Its technical properties, such as density, melting point, thermal conductivity, specific heat capacity, and electrical resistivity, also contribute to its suitability for high-temperature applications. The chemical composition, including the presence of chromium and molybdenum, enhances its corrosion resistance and heat resistance properties.
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