– Tensile strength: 1000-1200 MPa
– Yield strength: 850-1000 MPa
– Elongation: 10-15%
– Hardness: 270-320 HB
Technical Properties:
– Good impact resistance
– High fatigue strength
– Excellent toughness
– Good machinability and weldability
Chemical Composition:
– Carbon (C): 0.37-0.45%
– Silicon (Si): 0.17-0.37%
– Manganese (Mn): 0.50-0.80%
– Phosphorus (P): 0.035% max
– Sulfur (S): 0.035% max
– Nickel (Ni): 2.20-2.70%
– Chrome (Cr): 0.50-0.80%
– Molybdenum (Mo): 0.15-0.25%
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