CuNi10, too known as Copper Nickel 8, is an combination comprising of roughly 10% nickel and the leftover portion being copper. This amalgam is known for its fabulous combination of mechanical and corrosion-resistant properties. Here’s a nitty gritty outline of its characteristics and applications, especially in bar shape

Properties:

1. Corrosion Resistance:

• Exceptional resistance to corrosion, especially in marine environments. It is highly resistant to seawater and other aggressive corrosive media.

2. Strength and Durability:

• Good mechanical strength and durability, making it suitable for structural applications.

3. Thermal and Electrical Conductivity:

• While lower than pure copper, it still maintains good thermal and electrical conductivity.

4. Ductility and Workability:

• High ductility and workability, allowing it to be easily formed, machined, and fabricated.

5. Non-Magnetic:

• Non-magnetic nature, beneficial for applications requiring non-magnetic materials.

6. Biofouling Resistance:

• Resists biofouling, which is crucial in marine applications.

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Applications:

Given its properties, CuNi8 is used in a variety of applications, particularly where corrosion resistance and strength are essential:

1. Marine Applications:

• Commonly used in marine hardware, such as boat hulls, propellers, and seawater piping systems. Its excellent resistance to seawater corrosion makes it ideal for these environments.

2. Heat Exchangers and Condensers:

• Utilized in heat exchangers and condensers, particularly in power plants and desalination plants, due to its thermal conductivity and resistance to corrosion.

3. Automotive and Aerospace:

• Used in automotive and aerospace components that require strength and resistance to harsh environments.

4. Oil and Gas Industry:

• Suitable for use in offshore oil and gas platforms, pipelines, and related equipment.

5. Electrical Components:

• Employed in electrical and electronic components where a combination of conductivity and corrosion resistance is needed.

6. Desalination Plants:

• Extensively used in desalination plants for tubing and piping systems due to its resistance to saline environments.

7. Industrial Equipment:

• Used in various industrial applications, including valves, pumps, and fittings that are exposed to corrosive media.

Specific Form - Rod:

• Advantages of Using Rod Form:

• Structural Applications: The rod form is particularly useful in structural applications where strength and rigidity are required.

• Machining and Fabrication: Rods can be easily machined and fabricated into various components, making them versatile for different applications.

• Precision Manufacturing: Suitable for precision manufacturing processes to create custom parts and components.

  
  

Overall, CuNi 8 rods are highly valued for their excellent combination of corrosion resistance, strength, and thermal/electrical conductivity, making them suitable for a wide range of demanding applications, especially in marine, industrial, and energy sectors.

About Us:

Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. We also provide chemical analysis reports for every  FeCrAl  alloy, NiCr alloy, and other products purchased.

For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.

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FAQ:

1. What are the main differences between CuNi2, CuNi6, and CuNi44?

CuNi2 and CuNi6 have low nickel content and are ideal for conductive applications. CuNi44, with ~44% nickel, offers high electrical resistivity, making it suitable for precision resistors and heating elements.

2. Are these CuNi alloys resistant to corrosion?

Yes, all listed CuNi alloys offer good corrosion resistance, especially in humid or marine environments. CuNi44 is particularly stable under thermal and oxidative stress.

3. Can I get custom dimensions for CuNi bars or rods?

Absolutely. We provide full customization, including diameter, length, and surface finish, based on your drawings or technical specs.

4. What forms are available—bar, rod, wire, or strip?

We supply CuNi2, CuNi6, and CuNi44 in bar, rod, strip, and sometimes wire form. Availability depends on the specific alloy and order quantity.

5. Do you provide mill test certificates (MTC) with your products?

Yes, every order comes with a detailed MTC including chemical composition and mechanical properties. Third-party inspection reports are also available if required.

6. What is the typical lead time for CuNi alloy production?

Lead time usually ranges from 10–20 working days depending on stock, customization, and order volume. For urgent needs, we offer fast-track options.

7. Can these CuNi alloys be used in electrical applications?

Yes. CuNi2 and CuNi6 are great for low-resistance conductors, while CuNi44 is widely used in precision resistors, thermocouples, and control systems.

8. What international standards do your CuNi products comply with?

Our CuNi alloys meet standards such as ASTM B122/B151, DIN 17664, and JIS H3100. We also support custom equivalents on request.