Coppper Alloy Steel Seamless Tube ASME SB111 C70600 Heat Exchanger Tube
Product Overview:
The Copper Alloy Steel Seamless Tube ASME SB111 C70600 (CuNi) is an ideal solution for high-performance heat exchangers, condensers, and cooling systems. Made from Cu90Ni10 (C70600) copper-nickel alloy, this seamless tube offers excellent corrosion resistance and high thermal conductivity, making it perfect for applications exposed to seawater and aggressive fluids. It is commonly used in industries such as marine systems, chemical processing, and petrochemical plants, where durability, heat efficiency, and resistance to corrosion are essential.
Key Features
1. Base Tube Material: C70600 Copper-Nickel Alloy (CuNi)
- C70600 (Cu90Ni10) is an alloy composed of 90% copper and 10% nickel, widely used in marine environments, seawater cooling systems, and chemical processing due to its superior corrosion resistance.
- Copper-nickel alloys are known for their excellent resistance to seawater corrosion, pitting, and crevice corrosion, ensuring long-term performance even in aggressive environments.
- This material also provides high thermal conductivity, allowing for efficient heat transfer in heat exchangers and cooling systems.
2. Seamless Tube
- The seamless construction eliminates welding seams, providing better structural integrity, uniform wall thickness, and higher pressure resistance.
- The seamless process ensures higher strength and better mechanical properties, making these tubes ideal for high-pressure and high-temperature environments commonly found in heat exchangers and marine cooling systems.
3. Application: Heat Exchanger Tube
- C70600 seamless tubes are widely used in heat exchangers, condensers, and cooling systems. Their high resistance to corrosion, heat transfer efficiency, and durability make them suitable for industrial applications, especially where seawater or corrosive fluids are involved.
Chemical Composition
| Element | C70600 Copper-Nickel Alloy (Base Tube) |
| Copper (Cu) | 90% |
| Nickel (Ni) | 10% |
| Iron (Fe) | ≤ 1.0% |
| Manganese (Mn) | ≤ 1.0% |
| Phosphorus (P) | ≤ 0.04% |
| Sulfur (S) | ≤ 0.03% |
Mechanical Properties
| Property | C70600 Copper-Nickel Alloy |
| Tensile Strength | 310 - 550 MPa |
| Yield Strength | ≥ 180 MPa |
| Elongation | ≥ 30% |
| Hardness | Brinell hardness: 90 - 130 HB |
Advantages of C70600 Copper-Nickel Alloy Tube
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Excellent Corrosion Resistance:
- C70600 copper-nickel alloy is resistant to seawater corrosion, pitting, and stress corrosion cracking, making it ideal for marine cooling systems and seawater heat exchangers.
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High Thermal Conductivity:
- The copper-nickel alloy offers excellent thermal conductivity, enabling efficient heat transfer in heat exchangers and condensers, reducing energy consumption and improving system performance.
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Durability and Strength:
- The alloy's strength and ductility allow it to withstand high pressures and temperatures while maintaining performance over time.
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Seamless Construction:
- The seamless manufacturing process ensures uniformity in the wall thickness and a smooth interior surface, improving fluid flow and enhancing the efficiency of the heat exchange process.
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Versatility:
- The C70600 copper-nickel alloy is used in a wide range of industries such as chemical processing, petrochemical plants, marine, and HVAC systems, offering reliable performance in demanding conditions.
Applications
- Marine Heat Exchangers: Ideal for seawater-cooled systems in ships, offshore platforms, and cooling towers.
- Seawater Desalination Plants: Used in reverse osmosis systems and other desalination processes.
- Chemical Processing: Applied in chemical reactors, coolers, and heat exchangers in the chemical industry.
- Boilers and Condensers: Used for efficient cooling and heat transfer in power plants and industrial systems.
- HVAC Systems: Utilized in large-scale refrigeration and air-conditioning systems for cooling and heat exchange.
Conclusion
The C70600 Copper Alloy Steel Seamless Tube (ASME SB111) provides superior performance in heat exchangers, condensers, and cooling systems, particularly in seawater and high-corrosion environments. With excellent corrosion resistance, high thermal conductivity, and durability, this seamless tube is an ideal solution for a variety of demanding industrial applications, including marine systems, chemical processing, and power generation. Its seamless construction ensures a strong, reliable, and efficient heat transfer process.
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ASME SB111 C70600 Copper Nickel Seamless Tube For Marine Heat Exchanger Images
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