Mechanical properties:
– High tensile strength
– Good toughness
– High fatigue strength
– Excellent wear resistance
– Good machinability
– High hardenability
– Good dimensional stability during heat treatment
Technical properties:
– Good thermal conductivity
– High temperature strength
– Good corrosion resistance
– Excellent weldability
– Good polishability
– Ability to maintain hardness at elevated temperatures
Chemical composition:
– Carbon (C): 0.35-0.43%
– Silicon (Si): ≤ 0.40%
– Manganese (Mn): ≤ 0.40%
– Phosphorus (P): ≤ 0.025%
– Sulfur (S): ≤ 0.015%
– Chromium (Cr): 12.00-13.50%
– Molybdenum (Mo): 0.80-1.10%
– Vanadium (V): 0.15-0.30%
– Nickel (Ni): ≤ 0.30%
– Nitrogen (N): ≤ 0.015%
– Aluminum (Al): ≤ 0.030%
The combination of these properties and composition make 39CrMoV13-9 steel grade an ideal choice for various industrial applications, including tooling, machinery components, and parts requiring high strength and wear resistance. Its ability to withstand high temperatures and maintain hardness makes it a valuable material in industries such as automotive, aerospace, and manufacturing. Its revolutionizing impact on industrial manufacturing is due to its ability to improve the performance and longevity of components and products in these sectors.
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