Overview:
C70600 is a copper-nickel alloy that is often used in the manufacturing of heat exchanger components such as tubes for oil coolers. Low fin tubes are tubes with enhanced surface area designed to improve heat transfer efficiency. When these tubes are used in oil coolers, they help increase the heat transfer rate between the oil and the surrounding medium.
The key characteristics and advantages of C70600 low fin tubes used in oil coolers include:
Excellent corrosion resistance: Copper-nickel alloys, including C70600, are known for their excellent corrosion resistance, especially in marine and industrial environments.
Good thermal conductivity: Copper-nickel alloys are known for their high thermal conductivity, which allows for efficient heat transfer between the oil and the cooling medium.
Resistance to biofouling: The alloy's resistance to biofouling makes it suitable for oil coolers used in marine applications where fouling can be a concern.
High strength and durability: Copper-nickel alloys offer good mechanical strength and durability, ensuring a long service life for the oil cooler tubes.
Easy to fabricate: C70600 is easy to fabricate into various forms, making it a popular choice for manufacturing heat exchanger components.
Overall, C70600 low fin tubes are a reliable and efficient choice for oil cooler applications, offering excellent corrosion resistance, thermal conductivity, and durability to ensure efficient heat transfer in various industrial settings.
Specification:
Standard | ASTM B111; ASME SB111 |
Base Tube Material | C70600; CuNi 90/10 |
Fin Material | C70600; CuNi 90/10 |
Base Tube O.D. | 12-60mm or customed |
Fin Thickness | 0.635-4.572mm or customed |
Fin Pitch | As customer's request |
Tube End | Plain Ends, Beveled Ends |
Bare End | As customer's request |
Production Capacity | More than 5000 meters per day |
Chemical Composition:
Grade | Cu | Ni | Pb | Fe | Zn | Mn |
C70600 | Balance | 9.0-11.0 | 0.05 max | 1.0-1.8 max | 1.00 max | 1.00 max |
Mechanical Properties:
Grade | Temper Designation | Tensile Strength, min, ksi (MPa) | Yield Strength, min, ksi (MPa) | Expansion of Tube Outside Diameter, in Percent of Original Outside Diameter |
C70600 | ·O61 ·H55 | ·275 ·310 | ·105 ·240 | ·30 ·20 |
Application:
The application of C70600 low fin tubes can be found in heat exchangers, especially in marine environments where corrosion resistance is crucial. These tubes are used in various industries like seawater desalination plants, offshore oil platforms, shipbuilding, and power plants.
The increased surface area provided by the fins helps enhance heat transfer efficiency, making C70600 low fin tubes suitable for applications where high heat transfer rates are required.