– Carbon (C): 0.10-0.17%
– Silicon (Si): 0.15-0.35%
– Manganese (Mn): 0.50-0.80%
– Phosphorus (P): max 0.035%
– Sulfur (S): max 0.035%
– Chromium (Cr): 0.70-1.00%
– Nickel (Ni): 3.00-3.50%
The mechanical properties of 14NiCr14 steel grade include:
– Tensile strength: 700-850 MPa
– Yield strength: 550-650 MPa
– Elongation: 13-17%
– Hardness: 245-265 HB
– Impact energy (Charpy V-notch): 20-50 J
– Reduction in area: min 50%
This steel grade is commonly used in various applications due to its versatility. Some of the advantages and applications of 14NiCr14 steel grade are:
1. Structural components: It is often used in the manufacturing of high-strength structural components such as gears, shafts, and other machinery parts.
2. Heat treatment: It can be easily heat treated to enhance its mechanical properties, including hardness and toughness.
3. Wear resistance: 14NiCr14 steel grade exhibits good wear resistance, making it suitable for applications involving sliding or abrasive wear.
4. High strength: It has a high tensile and yield strength, making it suitable for load-bearing applications in industries like automotive, aerospace, and machinery.
5. Fatigue resistance: The steel grade has good fatigue resistance, making it suitable for components subjected to cyclic loading or vibrations.
6. Machinability: It has good machinability, allowing for ease of fabrication and machining processes.
7. Weldability: It is weldable using common welding methods such as arc welding, making it suitable for fabrication purposes.
8. Impact resistance: The steel grade exhibits good notch toughness and impact resistance, making it suitable for applications where impact loading is expected.
Overall, the versatility of 14NiCr14 steel grade, coupled with its excellent mechanical properties and various advantages, makes it a widely used material in many industries.
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