– Tensile Strength: 850 – 1000 MPa
– Yield Strength: 700 – 900 MPa
– Elongation: 11 – 13%
– Modulus of Elasticity: 190 – 210 GPa
– Impact Strength: 27 – 35 J
Technical Properties:
– Hardness: 22 – 25 HRC
– Fatigue Strength: 450 – 550 MPa
– Heat Treatment: Annealing, Quenching, Tempering
– Weldability: Good
Chemical Composition:
– Carbon (C): 0.38 – 0.45%
– Silicon (Si): 0.17 – 0.37%
– Manganese (Mn): 0.50 – 0.80%
– Phosphorus (P): ≤ 0.025%
– Sulfur (S): ≤ 0.035%
– Chromium (Cr): 0.90 – 1.20%
– Molybdenum (Mo): 0.15 – 0.30%
Overall, the 41CrMo4 steel grade is known for its high strength, durability, and good fatigue resistance, making it suitable for applications in the automotive, aerospace, and machinery industries. Its chemical composition and technical properties contribute to its excellent mechanical performance.
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