ASTM B111 C70600 Copper Alloy Tube For Heat Exchanger Condensation Plant
ASTM B111 C70600 Copper Alloy Tube For Heat Exchanger , Condensation Plant
ASTM B111 C70600 is a specification for copper-nickel alloy tubes, commonly referred to as 90/10 copper-nickel. This alloy is composed of approximately 90% copper and 10% nickel, with trace amounts of iron and manganese to enhance overall strength and corrosion resistance.
ASTM B111 C70600 Copper Alloy Tube is a robust and versatile material ideal for applications requiring excellent corrosion resistance, especially in marine settings. Its combination of good mechanical properties and thermal conductivity makes it suitable for heat exchangers, condensers, and seawater piping systems in industries such as marine, power generation, desalination, chemical processing, and oil and gas.
Key Features:
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Corrosion Resistance: Excellent resistance to seawater corrosion and biofouling.
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Thermal Conductivity: Good heat transfer properties make it ideal for heat exchanger applications.
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Mechanical Strength: Enhanced by the addition of nickel, providing durability.
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Fabrication: Easily welded and fabricated, suitable for various applications.
Chemical Composition:
|
Grade |
Cu |
Ni |
Fe |
Mn |
|
C70600 |
~88.6-90.0% |
9.0-11.0% |
1.0-1.8% |
1.0% max |
Mechanical Properties:
|
Grade |
Yield Strength |
Tensile Strength |
Elongation |
Hardness |
|
C70600 |
Typically around 105-125 MPa |
Approximately 310-380 MPa |
30-40% in 50 mm |
70-110 HRB |
Applications:
ASTM B111 C70600 is widely used in industries where resistance to seawater corrosion is essential. Here are some detailed applications:
1. Marine Industry
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Heat Exchangers and Condensers: Used in ships and offshore platforms due to excellent resistance to seawater.
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Seawater Piping Systems: Provides durability in corrosive marine environments.
2. Power Plants
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Cooling Systems: Utilized in power plants for cooling water systems and heat exchangers.
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Condensers: Effective in steam turbine condensers due to its thermal conductivity and corrosion resistance.
3. Desalination Plants
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Evaporator and Condenser Tubes: Essential in desalination processes where seawater is converted to freshwater.
4. Chemical Processing
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Heat Exchangers: Used in chemical plants where resistance to corrosive chemicals is required.
5. Oil and Gas Industry
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Offshore Platforms: Suitable for various components exposed to harsh marine environments.
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