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Copper Nickel Strip 90/10 | CuNi Alloy Flat Strip for Heat Exchange and Industrial Use
  • CuNi1/CuNi2/CuNi6/CuNi8/CuNi10/CuNi14

  • CuNi19/CuNi23/CuNi30/CuNi34/CuNi44

  1. Superior corrosion resistance in seawater and chemical environments

  2. High thermal and electrical conductivity for efficient energy transfer

  3. Strong mechanical properties for industrial durability

  4. Excellent thermal stability for consistent performance under high temperatures

  5. Long lifespan reduces maintenance and replacement costs

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Copper Nickel Strip 90/10 | CuNi Alloy Flat Strip for Heat Exchange and Industrial Use
Copper Nickel Strip 90/10 | CuNi Alloy Flat Strip for Heat Exchange and Industrial Use
Copper Nickel Strip 90/10 | CuNi Alloy Flat Strip for Heat Exchange and Industrial Use
Product Detail

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Copper Nickel Strip 90/10 is a copper-nickel alloy strip composed of 90% copper and 10% nickel, specifically engineered for industrial, heat exchange, and marine applications. The high copper content provides excellent electrical and thermal conductivity, while the nickel improves corrosion resistance, mechanical strength, and overall durability. This combination makes CuNi90/10 ideal for heat exchangers, condensers, industrial piping, and electrical components. The alloy ensures consistent performance under thermal stress, chemical exposure, and long-term use, which is crucial for industrial environments.


Properties

Material

Resistivity

200c μΩ.m

Max working temperature

(℃)

Tensile strength

(Mpa)

Melting point

(℃)

Density

(g/cm3)

TCR

*10-6/℃

(20-600℃)

EMF vs Cu

(μV/℃)

(0-100℃)

CuNi1

0.03

200

210

1085

8.9

<100

-8

CuNi2

0.05

200

220

1090

8.9

<120

-12

CuNi6

0.1

220

250

1095

8.9

<60

-18

CuNi8

0.12

250

270

1097

8.9

<57

-22

CuNi10

0.15

250

290

1100

8.9

<50

-25

CuNi14

0.2

300

310

1115

8.9

<30

-28

CuNi19

0.25

300

340

1135

8.9

<25

-32

CuNi23

0.3

300

350

1150

8.9

<16

-34

CuNi30

0.35

350

400

1170

8.9

<10

-37

CuNi34

0.4

350

400

1180

8.9

0

-39

CuNi44

0.5

400

420

1200

8.9

<-6

-43


Size Range

Wire

0.08-7.5mm

Ribbon

(0.05-0.35)*(0.5-6.0)mm

Strip

(0.50-2.5)*(5-180)mm

Rod

8-50mm


The demand for corrosion-resistant, high-conductivity materials is steadily rising across industries such as marine, energy, and industrial processing. With increasing adoption of sustainable energy systems and high-performance industrial equipment, CuNi90/10 strip is gaining prominence. Engineers and designers prefer CuNi90/10 due to its resistance to seawater, chemical corrosion, and mechanical wear, ensuring reliable performance in critical applications. The alloy’s combination of excellent thermal conductivity and corrosion resistance aligns perfectly with modern industrial and marine engineering needs.

Comparison Table

PropertyCuNi90/10 StripCuNi70/30 StripPure Copper Strip
Composition (Cu/Ni)90/1070/30100/0
Density (g/cm³)8.98.98.96
Electrical Resistivity (Ω·mm²/m)0.500.550.017
Tensile Strength (MPa)340–380400–450210–250
Yield Strength (MPa)105–130180–22070–100
Elongation (%)3020–2540
Corrosion ResistanceExcellentSuperiorPoor in seawater
ApplicationsHeat exchangers, industrial wiring, marine pipingAutomotive, marine wiring, electrical componentsGeneral electrical wiring


DZX supplies high-quality CuNi90/10 alloy strips, specifically designed for industrial, heat exchange, and marine applications. These strips deliver excellent thermal and electrical conductivity, superior corrosion resistance, and strong mechanical performance, ensuring reliable operation even in challenging environments.


Applications and Performance
In industrial heat exchangers, CuNi90/10 strips offer efficient heat transfer, chemical stability, and long-term reliability, making them a preferred choice for engineers. In marine applications, the strips withstand seawater exposure, oxidation, and mechanical stress, providing long-lasting performance. For electrical and industrial components, CuNi90/10 ensures consistent conductivity, dimensional stability, and resistance to wear, making it suitable for busbars, conductors, and other critical systems.


Industrial Relevance
Industries increasingly demand materials that can operate reliably under extreme conditions. CuNi90/10 meets these requirements with optimal conductivity, corrosion resistance, and mechanical durability, ensuring high-performance operation across marine, industrial, and energy sectors. Its combination of low resistivity and structural stability reduces downtime and maintenance costs, enhancing overall efficiency.


Industry Trends
The trend towards more efficient, corrosion-resistant, and sustainable industrial materials has driven CuNi90/10 adoption. Modern industrial systems and marine equipment require materials that maintain conductivity, resist corrosion, and tolerate mechanical stress, all of which CuNi90/10 provides. With advancements in energy systems and industrial processing, the demand for high-quality copper-nickel alloys continues to rise.


DZX Advantage
DZX ensures each CuNi90/10 strip is produced to precise specifications, meeting ISO, ASTM, and international quality standards. Our stringent quality control guarantees uniform alloy composition, accurate dimensions, and superior surface quality, delivering a product that performs reliably in all applications.

We also provide custom sizes and lengths to match the specific requirements of industrial engineers, marine designers, and electrical contractors. Our technical support helps clients select the right alloy strip for heat exchange, wiring, or structural applications, ensuring maximum efficiency and reliability.


Sustainability and Reliability
CuNi90/10 strips from DZX are fully recyclable and designed for extended service life, reducing environmental impact and lowering total lifecycle costs. With excellent mechanical strength, corrosion resistance, and thermal stability, DZX CuNi90/10 strips are a trusted solution for industrial, heat exchange, and marine applications worldwide.

Choosing DZX CuNi90/10 alloy strips means selecting a high-conductivity, corrosion-resistant, and mechanically robust material that meets the most demanding industrial and marine requirements. Our commitment to precision manufacturing, rigorous quality control, and expert technical support ensures clients receive reliable, long-lasting performance from every strip.

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

CuNi30 CuNi34 CuNi44 Copper Nickel Wire for High-Performance Heating Cables

Client Visits

Building Stronger Partnerships

CuNi30 CuNi34 CuNi44 Copper Nickel Wire for High-Performance Heating Cables

We support all kinds of testing:

CuNi30 CuNi34 CuNi44 Copper Nickel Wire for High-Performance Heating Cables

CuNi30 CuNi34 CuNi44 Copper Nickel Wire for High-Performance Heating Cables

Q1: What is the composition of CuNi90/10 strip?
A1: CuNi90/10 contains 90% copper and 10% nickel, combining conductivity with corrosion resistance.

Q2: Is CuNi90/10 suitable for heat exchangers?
A2: Yes, it is widely used in industrial and marine heat exchangers due to its thermal conductivity and corrosion resistance.

Q3: Can CuNi90/10 strip be used in marine environments?
A3: Absolutely. Its nickel content ensures excellent resistance to seawater corrosion and oxidation.

Q4: What is the operating temperature range of CuNi90/10?
A4: CuNi90/10 can perform reliably in temperatures up to 300–350°C, suitable for industrial and marine systems.

Q5: How does CuNi90/10 compare to CuNi70/30?
A5: CuNi90/10 has higher electrical and thermal conductivity, while CuNi70/30 offers higher mechanical strength and corrosion resistance.

Q6: Is CuNi90/10 easy to fabricate?
A6: Yes, it can be cut, bent, and formed into strips or components while maintaining structural integrity.

Q7: Which industries most commonly use CuNi90/10 strips?
A7: Marine, industrial processing, energy, electrical, and automotive industries rely on CuNi90/10 strips.

Q8: Are CuNi90/10 strips compliant with international standards?
A8: Yes, DZX CuNi90/10 strips meet ISO, ASTM, and other international standards for industrial and electrical applications.


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    COMPANY PROFILE

    Jiangsu Dzx Technology is a company dedicated to the production and research and development of alloys. Founded in 2002, we initially focused on the production of resistance alloys.

      CONTACT US

      E-mail: dzx@dlx-alloy.com

      Mobile: +8619906119641

      Tel: 0086-19906119641

      WhatsApp: +86-19906119641

      Add: NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu

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