Copper Nickel 70/30 Wire

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Copper Nickel 70/30 Wire Suppliers & Manufacturer, in Dubai, UAE

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Copper Nickel 70/30 wire stands tall as a premier choice for corrosion-resistant wiring solutions, celebrated for its exceptional performance across a spectrum of rigorous applications. Composed predominantly of copper and nickel, with a precise alloying balance, Copper Nickel 70/30 wire boasts excellent resistance to corrosive agents, cementing its indispensable role in industries ranging from maritime to chemical processing. Its robust construction guarantees enduring resilience against a myriad of corrosive elements, including seawater, acidic solutions, and harsh environments, underscoring its reliability in demanding operational scenarios. Serving as a cornerstone for structural integrity, Copper Nickel 70/30 wire embodies innovation, delivering unwavering dependability and prolonged service life amidst challenging conditions.

Copper Nickel 70/30 Wire Specifications

Specifications:ASTM B206 / ASME SB206
Dimensions:ANSI/AWCI – 01 -1992 and ASTM E 2016-11 and RRW 360
Length:100 mm TO 6000 mm
Diameter:10 mm To 100 mm
Specialize:Filler Wire, Coil Wire


Copper Nickel 70/30 Wire Chemical Composition

Cu-Ni 70/30CuPbMnFeZnNi
88.6 min0.05 max1.0 max1.8 max1 max9-11 max

Copper Nickel 70/30 Wire Mechanical Properties


DensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
0.323 lb/in3 at 68 F2260 F50000 psi20000 psi30 %

Top Copper Nickel Wire Manufacturing Company in Dubai

At PipingMart, we take pride in being the largest supplier and manufacturer in the UAE, offering cutting-edge solutions for all your piping needs. With state-of-the-art production plants strategically located in the UAE, we boast a vast inventory of over 25,000 tons of premium-quality materials readily available in stock.

Contact us to get a quick quote for your requirement.

We offer These Copper Nickel 70/30 Wire as per DIN, ISO, JIS or ANSI Standard.

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Advantages of Copper Nickel 70/30 Wire

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  • Corrosion Resistance: Copper Nickel 70/30 wire is highly resistant to seawater corrosion, making it the ideal choice for marine use. This resistance extends to various corrosive environments, including high-salt ones and brackish waters.

  • Low biofouling: Resistance to biofouling (accumulation of microorganisms, plants, algae, or animals in wet areas) makes them valuable for use in marine environments where it is important to prevent the habitat of marine organisms as the prows of ships and the edges of coastal growths

  • High Strength and Ductility: Copper Nickel 70/30 wire retains good mechanical properties, including high strength and flexibility. This allows it to withstand mechanical stresses and deformations without degradation and ensures long-term reliability in various applications.

  • Thermal stability: It exhibits excellent thermal stability, which means it can withstand high temperatures without significant degradation during operation. This characteristic is useful where temperature fluctuations are frequent, as in heat exchangers and piping systems.

  • Electrical Conductivity: Copper Nickel 70/30 wire maintains electrical conductivity like pure copper. This makes it suitable for electrical applications requiring conductivity, such as cables, connectors, and electrical components.

Types of Copper Nickel Wire

Cupro Nickel 70/30 Wire
Cupro Nickel 70/30 Coil Wire
Cupro Nickel 70/30 Welding Wire
Cupro Nickel 70/30 Electrode Wire
Cupro Nickel 70/30 MIG Wire
Cupro Nickel 70/30 Spool Wire

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Copper Nickel 70/30 Wire Uses

Application Industry

Copper Nickel 70/30 Wire applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.

Chemical Processing

Aerospace Engineering

Petro Chemical Industry

Power Generation Industry

  • Marine applications: Copper-nickel 70/30 wire is very corrosion resistant, especially in marine environments. It is commonly used for marine power lines, communications and components where saltwater contamination is a concern.

  • Heat exchangers: The high conductivity and corrosion resistance of heat blends make them suitable for heat exchange tubes and tubes, especially in applications involving seawater or brines

  • Oil and Gas Industry: This compound finds applications in the oil and gas industry, especially in pipelines and equipment in corrosive environments. Its resistance to corrosion and biofouling (the growth of algae, barnacles, and other organisms) makes it valuable in marine installations.

  • Desalination equipment: Copper-nickel 70/30 wire is used for piping, heat exchangers, and other components in desalination plants due to the presence of seawater and brine because it cannot be destroyed

  • Power generation: Copper-nickel 70/30 wire is used in a variety of applications, including cold tanks, heat exchangers, and other components of electrical equipment, especially those near coastal areas or for marine use of water is used for cooling, exposure to high temperatures and hot spots

How to Choose the Right Copper Nickel 70/30 Wire

  • Application: Specify the specific application for which you need the wire. Copper Nickel 70/30 wire is commonly used in marine, offshore, and medical applications due to its low corrosion resistance in seawater. It is also used in power and electronics applications due to its excellent electrical conductivity.

  • Corrosion Resistance: Copper Nickel 70/30 wire is known for its exceptional corrosion resistance, especially in marine environments. This type of wire is a good choice if your application requires exposure to saltwater, brackish water, or other wet areas.

  • Electrical Conductivity: Consider the electrical requirements of your application. Copper nickel 70/30 wire provides excellent electrical conductivity, making it suitable for electrical connections, wiring and grounding applications.

  • Size and gauge: Choose the right wire size and gauge based on your needs for current carrying capacity, voltage, mechanical strength, etc. Consider consulting with the manufacturer or supplier to determine the size most appropriate for your application.

  • Temperature Range: Check the temperature range at which the wire will operate. Copper Nickel 70/30 wire is very resistant to high temperatures, but if your application involves extreme temperatures, you may need to consider other materials or insulation.

How do I maintain Copper Nickel 70/30 Wire?

To maintain Copper Nickel 70/30 wire, regularly inspect for corrosion or oxidation. Clean gently with a soft cloth or brush to remove dirt and grime. Avoid abrasive cleaners. Apply a protective coating or oil to prevent tarnishing. Store in a dry, low-humidity environment to prolong its lifespan.

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FAQ (Frequently Asked Questions)

Are Copper Nickel 70/30 Wire recyclable?

Yes, Copper Nickel 70/30 wire is recyclable. Recycling facilities can recover the copper and nickel content, melting it down to produce new materials. This sustainable practice reduces the need for extracting raw materials and minimizes environmental impact while conserving resources.

Can Copper Nickel 70/30 Wire be used for structural applications?

Copper Nickel 70/30 wire is primarily used for electrical and marine applications due to its excellent corrosion resistance and high electrical conductivity. While it can be employed in structural applications for its strength and durability, it may not be as common as other materials specifically designed for structural purposes.

Are Copper Nickel 70/30 Wire susceptible to galvanic corrosion?

Copper Nickel 70/30 wire is less susceptible to galvanic corrosion compared to other copper alloys when paired with other metals due to its balanced composition. However, in certain environments with dissimilar metals, galvanic corrosion can still occur, albeit at a slower rate than with other copper alloys.

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