YUHONG HOLDING GROUP CO., LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 1000 tons/month |
| Delivery Time | 35-60 days |
| Packaging Details | Ply-wooden Case |
| Product | Heat Exchanger Tubes |
| Standard | ASTM B111 |
| Material | C71500 |
| Size and Length | According to clients' need |
| Use | Shipbuilding, Power Industry, Heat Exchange Equipment, Refrigeration Equipment,etc |
| Packing | Ply-wooden Case |
| Brand Name | YUHONG |
| Model Number | ASTM B111 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 |
| Place of Origin | CHINA |
View Detail Information
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 1000 tons/month |
| Delivery Time | 35-60 days | Packaging Details | Ply-wooden Case |
| Product | Heat Exchanger Tubes | Standard | ASTM B111 |
| Material | C71500 | Size and Length | According to clients' need |
| Use | Shipbuilding, Power Industry, Heat Exchange Equipment, Refrigeration Equipment,etc | Packing | Ply-wooden Case |
| Brand Name | YUHONG | Model Number | ASTM B111 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 | Place of Origin | CHINA |
| High Light | C71500 O61 Copper Nickel Seamless Tubes ，ASTM B111 C71500 O61 Tube ，Electric Power Industry Tube | ||
ASTM B111 C71500 O61 Copper Nickel Seamless Tubes For Electric Power Industry
Chemical Composition (%) max
| Grade | Copper | Nickel, incl Cobalt | Lead | Iron | Zinc | Manganese |
| C71500 | remainder | 29.0-33.0 | 0.05 | 0.4-1.0 | 1.0 | 1.0 |
Mechanical Properties
| Grade | Tensile Strength min | Yield Strength min |
| C71500 | 52ksi | 18ksi |
The B111 C71500 copper alloy tube plays a significant role in the electric power industry due to its excellent combination of properties, including high thermal conductivity, corrosion resistance, and mechanical strength. This alloy, also known as copper-nickel 70/30, is composed of approximately 70% copper and 30% nickel, with small additions of iron and manganese to enhance its performance.
Role In Electric Power Industry
Cooling Systems:The alloy is used in cooling water systems for power plants, including nuclear, coal-fired, and gas-fired facilities. Its resistance to corrosion and biofouling ensures reliable performance in both freshwater and seawater cooling systems.
Steam Surface Condensers:C71500 tubes are employed in steam surface condensers to condense exhaust steam from turbines back into water. Their durability and thermal efficiency are essential for maintaining the efficiency of the power cycle.
Desalination Plants:In power plants integrated with desalination facilities, C71500 tubes are used in multi-stage flash (MSF) and multi-effect distillation (MED) systems due to their resistance to seawater corrosion.
Nuclear Power Plants:The alloy is used in nuclear power plant condensers and heat exchangers, where reliability and resistance to corrosion are critical for safety and performance.
Condenser Tubes: C71500 tubes are widely used in power plant condensers, where they transfer heat from steam to cooling water. Their high thermal conductivity and corrosion resistance ensure efficient heat exchange and long service life, even in aggressive environments.
Heat Exchangers: In power generation systems, heat exchangers are critical for transferring heat between fluids. C71500 tubes are used in shell-and-tube heat exchangers and other designs due to their ability to withstand high temperatures and corrosive media.
Advantages In Electric Power Industry
High thermal conductivity ensures optimal heat exchange, improving the overall efficiency of power generation systems.
Performs well in high-temperature, high-pressure, and corrosive conditions, ensuring uninterrupted operation.
The alloy's surface inhibits the growth of marine organisms, reducing fouling in cooling systems.
Excellent corrosion resistance reduces maintenance costs and extends the lifespan of components.
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1990
Total Annual:
50M-70M
Employee Number:
50~800
Ecer Certification：
Verified Supplier
Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n...
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