– Tensile strength: 800-1000 MPa
– Yield strength: 600-800 MPa
– Elongation: 10-15%
– Impact toughness: 20-30 J/cm²
– Hardness: 250-300 HB
Technical properties:
– Good toughness and impact resistance
– High strength and good fatigue resistance
– Good machinability
– Good weldability
– Good dimensional stability
– Good heat treatment response
Chemical composition (in weight %):
– Carbon (C): 0.11-0.17
– Silicon (Si): 0.10-0.35
– Manganese (Mn): 0.40-0.60
– Phosphorus (P): max 0.035
– Sulfur (S): max 0.035
– Chromium (Cr): 0.50-0.80
– Nickel (Ni): 1.30-1.70
– Molybdenum (Mo): 0.20-0.30
14NiCrMo134 steel grade is widely used in structural and automotive applications due to its excellent combination of mechanical properties, technical properties, and chemical composition. It is often considered as the benchmark material for such applications.
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