– Carbon (C): 0.30-0.37%
– Silicon (Si): 0.40% max
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.035% max
– Chromium (Cr): 0.90-1.20%
– Molybdenum (Mo): 0.15-0.30%
These elements contribute to the mechanical properties of 34CrMo4 steel, including its high strength, toughness, and hardenability. The carbon content provides strength and hardness, while the chromium and molybdenum improve its hardenability and resistance to wear and abrasion. Additionally, the manganese content helps in improving the steel’s strength and toughness.
In terms of mechanical properties, 34CrMo4 steel has a high tensile strength and yield strength, making it suitable for use in high-stress applications. It also has good impact resistance and fatigue strength, making it a reliable choice for components subjected to dynamic loads.
Overall, the chemical composition of 34CrMo4 steel plays a crucial role in determining its mechanical properties, making it a valuable material for a wide range of industrial applications.
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