– Tensile strength: 1100-1300 MPa
– Yield strength: 900-1100 MPa
– Elongation: 10-15%
– Hardness: 30-40 HRC
– Impact toughness: 20-30 J/cm2
Technical properties:
– Good fatigue resistance
– High temperature strength
– Good wear resistance
– Excellent hardenability
– Good machinability
Chemical composition:
– Carbon (C): 0.35-0.45%
– Silicon (Si): 0.15-0.35%
– Manganese (Mn): 0.40-0.70%
– Phosphorus (P): max 0.025%
– Sulfur (S): max 0.015%
– Chromium (Cr): 1.80-2.10%
– Vanadium (V): 0.15-0.25%
– Molybdenum (Mo): 0.20-0.30%
– Nickel (Ni): max 0.30%
– Nitrogen (N): max 0.020%
– Aluminum (Al): max 0.050%
The 39CrMoV13-9 steel grade is known for its versatility and is widely used in various industries, including automotive and aerospace, due to its excellent mechanical properties, technical properties, and chemical composition.
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