– Tensile Strength: 900-1100 MPa
– Yield Strength: 750-900 MPa
– Elongation: 13-16%
– Hardness: 248-293 HB
– Impact Toughness: 27-55 J
Technical Properties:
– Density: 7.85 g/cm3
– Melting Point: 1420-1460°C
– Thermal Conductivity: 42 W/m·K
– Coefficient of Thermal Expansion: 11.1 x 10^-6 /°C
– Electrical Resistivity: 0.26 x 10^-6 Ω·m
Chemical Composition:
– Carbon (C): 0.32-0.39%
– Silicon (Si): 0.40% max
– Manganese (Mn): 0.50-0.80%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.020% max
– Chromium (Cr): 0.90-1.20%
– Nickel (Ni): 1.30-1.70%
– Molybdenum (Mo): 0.15-0.30%
– Other elements such as copper, aluminum, and titanium may be present in trace amounts.
35NiCrMo6 KB steel grade is known for its high strength, toughness, and good hardenability, making it suitable for applications such as gears, shafts, and other heavy-duty components in the automotive, engineering, and construction industries. Its excellent mechanical properties and chemical composition make it a popular choice for demanding engineering applications.
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