Mechanical Properties:
1. High Tensile Strength: The 12Ni19 steel grade exhibits exceptional tensile strength, making it suitable for applications where high strength is crucial.
2. Excellent Toughness: This steel grade offers superior toughness, enabling it to withstand impact and deformation without fracturing or breaking.
3. Good Ductility: 12Ni19 steel possesses good ductility, allowing for easy shaping and forming during manufacturing processes.
4. High Fatigue Resistance: The material demonstrates impressive resistance against fatigue, enabling it to withstand repetitive loading without failure.
5. Enhanced Hardness: 12Ni19 steel exhibits an increased hardness level, making it suitable for applications requiring resistance to wear and abrasion.
6. Superior Corrosion Resistance: This steel grade is highly resistant to corrosion, making it ideal for applications exposed to harsh environments or corrosive substances.
Technical Properties:
1. Heat Resistance: 12Ni19 steel has excellent heat resistance, allowing it to maintain its mechanical properties even at elevated temperatures.
2. Weldability: The steel grade offers good weldability, making it suitable for various fabrication processes and joining techniques.
3. Machinability: The material can be easily machined, allowing for efficient manufacturing processes.
4. Formability: 12Ni19 steel demonstrates good formability, enabling it to be shaped into various complex forms without cracking or deformation.
Chemical Composition:
The chemical composition of 12Ni19 steel typically includes:
– Carbon (C): 0.09-0.15%
– Silicon (Si): 0.15-0.35%
– Manganese (Mn): 0.80-1.20%
– Phosphorus (P): ≤0.015%
– Sulfur (S): ≤0.005%
– Nickel (Ni): 3.00-3.50%
– Chromium (Cr): ≤0.30%
– Molybdenum (Mo): ≤0.20%
– Copper (Cu): ≤0.25%
– Nitrogen (N): 0.015-0.025%
These chemical elements contribute to the superior mechanical and technical properties of 12Ni19 steel, enhancing its performance in various applications.
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