ASTM B111 C71500 Cu70Ni30 Copper Nickel Seamless Tube For Sea Water

ASTM B111 C71500 Cu70Ni30 Copper Nickel Seamless Tube For Sea Water

Product Overview:

The ASTM B111 C71500 Cu70Ni30 Copper Alloy Steel Seamless Tube is specifically designed for seawater applications in heat exchangers, condensers, and cooling systems. This tube is made from a copper-nickel alloy (Cu70Ni30), which contains 70% copper and 30% nickel, offering excellent corrosion resistance, particularly in seawater and marine environments. The seamless construction ensures a high-quality, durable solution for marine cooling systems, desalination plants, and industrial cooling.

Key Features

1. Base Tube Material: C71500 Copper-Nickel Alloy (Cu70Ni30)

• C71500 is a copper-nickel alloy that contains 70% copper and 30% nickel. This alloy offers outstanding resistance to seawater corrosion, pitting, and crevice corrosion, making it ideal for use in marine environments and seawater-cooled systems.
• The Cu70Ni30 alloy provides excellent thermal conductivity and strength, which makes it suitable for high-pressure and high-temperature applications, including heat exchangers and cooling systems in harsh environments.

2. Seamless Tube

• The seamless construction eliminates welding seams, ensuring uniformity in wall thickness and a smooth inner surface, which promotes better fluid flow and improves heat exchange efficiency.
• This design ensures reliability and resistance to mechanical stress in high-pressure environments, providing enhanced durability and performance.

3. Application: Seawater Heat Exchanger Tube

• The C71500 Cu70Ni30 seamless tube is used primarily in seawater-cooled systems, heat exchangers, and condensers where corrosion resistance and high thermal conductivity are critical.
• It is ideal for marine cooling systems, desalination plants, power generation, chemical processing, and HVAC systems.

Chemical Composition

Mechanical Properties

Advantages of C71500 Copper-Nickel Alloy Tube

1. Exceptional Corrosion Resistance:

   • The Cu70Ni30 alloy provides excellent resistance to seawater corrosion, pitting, and crevice corrosion, making it ideal for marine cooling systems and desalination plants.
   • The alloy also offers resistance to biofouling, ensuring a longer lifespan in harsh, high-salinity environments.

2. High Thermal Conductivity:

   • C71500 offers excellent thermal conductivity, improving the efficiency of heat exchangers and condensers by providing a fast, reliable means of heat transfer between fluids.

3. Durability and Strength:

   • The alloy’s high strength and ductility make it durable and capable of withstanding high-pressure environments, such as those found in heat exchangers and seawater cooling systems.

4. Seamless Construction:

   • The seamless tube construction ensures better fluid flow, uniform thickness, and higher pressure resistance, all of which contribute to the overall reliability and longevity of the heat exchanger or cooling system.

5. Versatility:

   • C71500 copper-nickel alloy tubes are used in marine, chemical, petrochemical, and HVAC industries for heat exchange purposes, providing a reliable solution for a wide range of seawater-cooled systems.

Applications

• Marine Cooling Systems: Used in seawater-cooled heat exchangers, cooling towers, and marine condensers.
• Seawater Desalination Plants: Ideal for reverse osmosis systems and seawater desalination applications.
• Heat Exchangers: Applied in industrial cooling systems, power generation, and chemical processing.
• Condensers: Used in air-conditioning and HVAC systems, especially where high seawater corrosion resistance is required.

Conclusion

The C71500 Copper-Nickel Alloy Seamless Tube (ASTM B111) is a top choice for heat exchangers, marine cooling systems, and seawater desalination plants. With outstanding corrosion resistance, high thermal conductivity, and reliability in high-pressure and high-temperature environments, this seamless tube is ideal for demanding applications in marine, chemical, and power generation systems.

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ASTM B111 C71500 Cu70Ni30 Copper Nickel Seamless Tube For Sea Water Images