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Nickel 201 (UNS N02201) Material Properties and Applications
Introduction to Nickel 201
Nickel 201, designated as UNS N02201, is a commercially pure wrought nickel with excellent mechanical properties and corrosion resistance. It is one of the most widely used nickel alloys due to its high purity, making it suitable for various industrial applications.
Chemical Composition
The chemical composition of Nickel 201 includes:
- Nickel (Ni): 99.0% min
- Iron (Fe): 0.40% max
- Manganese (Mn): 0.35% max
- Copper (Cu): 0.25% max
- Carbon (C): 0.02% max
- Sulfur (S): 0.01% max
- Silicon (Si): 0.35% max
Physical Properties
Nickel 201 exhibits the following physical properties:
- Density: 8.89 g/cm³
- Melting Point: 1435-1446°C (2615-2635°F)
- Thermal Conductivity: 70 W/m·K
- Electrical Resistivity: 0.096 µΩ·m
- Magnetic Permeability: 1.01 (at 200 Oe)
Mechanical Properties
The typical mechanical properties of Nickel 201 are:
- Tensile Strength: 380-550 MPa (55-80 ksi)
- Yield Strength: 100-350 MPa (15-51 ksi)
- Elongation: 40-50%
- Hardness: 45-90 HRB
Corrosion Resistance
Nickel 201 offers outstanding corrosion resistance in various environments:
Keyword: Nickel 201 UNS N02201
- Excellent resistance to reducing chemicals
- Good resistance to caustic alkalis
- Resistant to neutral and alkaline salt solutions
- Performs well in food processing applications
Applications of Nickel 201
Due to its unique properties, Nickel 201 finds applications in numerous industries:
- Chemical processing equipment
- Food processing machinery
- Alkaline battery production
- Electronics components
- Aerospace components
- Marine engineering applications
- Nuclear power generation systems
Advantages of Nickel 201
The key advantages of using Nickel 201 include:
- Excellent formability and weldability
- High thermal and electrical conductivity
- Good ductility and toughness at cryogenic temperatures
- Low gas content and low vapor pressure
- Non-magnetic properties
Conclusion
Nickel 201 (UNS N02201) is a versatile material that combines excellent corrosion resistance with
