– High tensile strength
– Good toughness
– Excellent hardenability and tempering ability
technical properties:
– Suitable for heavy-duty applications such as gears, shafts, and axles
– Can withstand high stress and impact loads
– Good fatigue resistance
chemical composition:
– Carbon (C): 0.38 – 0.45%
– Silicon (Si): 0.40%
– Manganese (Mn): 0.60 – 0.90%
– Phosphorus (P): ≤ 0.035%
– Sulfur (S): ≤ 0.035%
– Chromium (Cr): 0.90 – 1.20%
– Molybdenum (Mo): 0.15 – 0.30%
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