Mechanical Properties:
– Tensile strength: > 650 MPa
– Yield strength: > 530 MPa
– Elongation: > 18%
– Impact toughness: > 35 J/cm²
– Hardness: < 250 HB
Technical Properties:
– Density: 7.85 g/cm³
– Melting point: 1420-1465°C
– Thermal conductivity: 41.9 W/(m·K)
– Electrical resistivity: 0.105 μΩ·m
– Coefficient of thermal expansion: 12.1 x 10^-6/°C
Chemical Composition:
– Carbon (C): 0.10-0.15%
– Silicon (Si): ≤ 0.35%
– Manganese (Mn): ≤ 0.40%
– Phosphorus (P): ≤ 0.020%
– Sulfur (S): ≤ 0.005%
– Chromium (Cr): 2.00-2.50%
– Molybdenum (Mo): 0.90-1.10%
– Nickel (Ni): ≤ 0.30%
– Copper (Cu): ≤ 0.30%
– Vanadium (V): ≤ 0.15%
– Nitrogen (N): ≤ 0.020%
– Aluminum (Al): ≤ 0.020%
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