Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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ASTM B111 C71500 CuNi 70% 30% Copper Nickel Seamless Heat Exchanger Tube
YuHong Group supplies ASTM B111 C71500 Copper Nickel Alloy SMLS tubes with best quality in many years.
ASTM B111 This specification establishes requirements for SMLS tube and ferrule stock of copper and various copper alloys up to 3-1/8", inclusive, in diameter, for use in surface condensers, evaporators, and heat exchangers.
Chemical Composition % Of C71500
| Grade | Copper | Nickel | Lead | Zinc | Manganese | Iron |
| UNS C71500 | remainder | 29.0-33.0 | 0.05 max | 1.0max | 1.0max | 0.40-1.0 |
Tensile Requirements, Inch-Pound Values Of C71500
| Grade | Temper Designation | Tensile Strength min ksiA / MPa | Yield StrengthB min ksiA / MPa | |
| Standard | Former | |||
| C71500 | O61 | Annealed | 52 / 360 | 18 / 125 |
| A ksi = 1000psi | ||||
| B At 0.5% extension under load | ||||
| Density | 0.323 lb/in.3 | 8.94 g/cm3 |
Advantages
B111 C71500 tubes exhibit excellent resistance to corrosion in seawater and other harsh environments. This makes them suitable for applications where corrosion resistance is essential, such as marine and offshore industries.
These tubes have good mechanical properties, including high tensile and yield strength. This makes them capable of withstanding high pressures and stresses in various applications.
B111 C71500 tubes have excellent thermal conductivity, which allows for efficient heat transfer in heat exchangers and other related applications.
Anti-fouling Properties: The alloy composition of B111 C71500 tubes helps prevent the accumulation of marine organisms, reducing fouling and the associated maintenance costs.
Overall, B111 C71500 tubes offer a combination of corrosion resistance, mechanical strength, thermal conductivity, and weldability, making them a preferred choice for various industries and applications.
Applications
Heat Exchangers: B111 C71500 tubes are commonly used in heat exchangers due to their excellent thermal conductivity. They efficiently transfer heat between two fluids, making them ideal for applications such as power plants, shipbuilding, and offshore platforms.
Desalination Plants: These tubes are also widely used in desalination plants, where they help in the process of converting seawater into freshwater by removing salt and other impurities.
Marine Industry: B111 C71500 tubes are highly resistant to corrosion in marine environments, making them suitable for various applications in the marine industry. They are commonly used in shipbuilding, offshore structures, and seawater cooling systems.
Power Generation: Power plants, both conventional and nuclear, require heat exchangers for efficient cooling. B111 C71500 tubes are often used in the condenser and cooling systems of these power plants.