Durable NC025 CuNi19 Wire for Electrical Controllers and Thermocouples

Our Durable NC025 CuNi19 Wire is a powerhouse material designed for electrical controllers, thermocouples, and other high-precision applications. With a nickel content of around 19%, this copper-nickel alloy offers a perfect blend of stable electrical resistivity (0.25 μΩ·m at 20°C) and robust durability, making it a top pick for industries that demand reliability under tough conditions. Whether you’re building control systems for automotive electronics, thermocouples for industrial temperature monitoring, or resistors for aerospace applications, our NC025 CuNi19 wire delivers every time.

This wire is all about performance and ease of use. Its corrosion resistance makes it a champ in harsh environments, while its high ductility and weldability mean manufacturers can shape it into wires, ribbons, or strips without breaking a sweat. With a tensile strength of 340 MPa and a maximum operating temperature of 300°C, it’s built to handle stress and heat with ease. From intricate electronics to heavy-duty industrial systems, our NC025 CuNi19 wire is the reliable choice for your next project.

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What makes our NC025 CuNi19 wire stand out? It’s the combination of precision and toughness. Its low temperature coefficient of resistance (TCR) of less than 25 x10⁻⁶/°C ensures consistent electrical performance, even when temperatures fluctuate. This is a big deal for applications like thermocouples, where accuracy is critical for reliable temperature measurements. Its corrosion resistance also makes it a go-to for environments where moisture, chemicals, or saltwater could degrade other materials.

We offer this wire in a range of sizes to fit any need—wires from 0.05mm to 8mm in diameter, ribbons as thin as 0.05mm, and strips up to 200mm wide. Our manufacturing process includes hydrogen annealing to deliver a smooth, bright surface and a soft annealed condition, making it super easy to work with during fabrication. Whether you’re crafting precision components or robust control systems, our NC025 CuNi19 wire is designed to make your job smoother and more efficient.

Parameter:

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

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The copper-nickel alloy market is thriving, and it’s easy to see why. Industries like electronics, automotive, aerospace, and industrial manufacturing are increasingly relying on high-performance materials to power their innovations. The global market for copper-nickel alloys is expected to grow steadily over the next decade, driven by trends like the rise of electric vehicles (EVs), renewable energy systems, and advanced control technologies. These sectors need materials that can deliver precision, durability, and energy efficiency—exactly what our NC025 CuNi19 wire brings to the table.

Energy efficiency is a major driver in today’s market. As industries push for greener solutions, materials that minimize energy loss while maintaining performance are in high demand. Our NC025 CuNi19 wire’s stable resistivity and thermal performance make it ideal for applications like electrical controllers in EVs or heating cables in eco-friendly systems. Another key trend is the growing need for corrosion-resistant materials in industrial and marine applications, where our wire’s ability to withstand harsh conditions gives it a clear edge.

The rise of automation and IoT is also reshaping the landscape. Smart control systems and thermocouples require materials that deliver pinpoint accuracy and reliability, and our NC025 CuNi19 wire is built for just that. From industrial automation to aerospace electronics, this alloy supports the backbone of modern technology. As industries continue to innovate, the versatility and durability of copper-nickel alloys like ours will keep them at the forefront of material choices.

Applications of NC025 CuNi19 Wire

Our Durable NC025 CuNi19 Wire is a versatile material with a wide range of applications. Here’s where it really makes an impact:

• Electrical Controllers: Its stable resistivity and durability make it perfect for controllers in automotive, industrial, and aerospace systems, ensuring reliable performance.

• Thermocouples: The wire’s low TCR and thermal stability deliver accurate temperature measurements for industrial and scientific applications.

• Precision Resistors: Used in electronics, from consumer devices to industrial systems, NC025 CuNi19 ensures consistent current control.

• Heating Cables: Ideal for low-temperature heating applications like underfloor heating or industrial heating systems, it offers efficient heat output.

• Marine Applications: Its corrosion resistance makes it a great fit for electrical systems in marine environments, from sensors to control units.

• Aerospace Components: The wire’s ability to handle temperature changes and mechanical stress makes it suitable for high-reliability aerospace electronics.

Our Company's Advantage

When it comes to Durable NC025 CuNi19 Wire, we’re not just another supplier—we’re the best in the game. With over 20 years of experience in alloy manufacturing, we’ve mastered the art of delivering products that meet the highest standards. Here’s why we stand out:

• Uncompromising Quality: Every batch of our NC025 CuNi19 wire is rigorously tested for resistivity, tensile strength, and corrosion resistance. Our ISO 9001 certification guarantees top-notch quality you can trust.

• Customizable Options: Need a specific wire size or form? We offer tailored solutions, from fine wires to wide strips, to match your exact requirements.

• Fast Turnaround: With a production capacity of 200 tons per month and an efficient supply chain, we can deliver orders in as little as five days.

• Innovative R&D: Our dedicated research team stays ahead of industry trends, ensuring our wire meets the needs of cutting-edge applications.

• Eco-Friendly Approach: We’re committed to sustainability, using energy-efficient production and recyclable packaging to support your green initiatives.

• Global Reach, Local Support: We serve customers worldwide but provide personalized service to ensure you get exactly what you need, wherever you are.

Compared to others in the market, our focus on precision, customization, and reliability sets us apart. Some suppliers cut corners on quality or offer limited flexibility, but we go the extra mile to deliver a product that’s durable, easy to work with, and perfectly suited to your needs. Our advanced manufacturing processes, like hydrogen annealing and precision cold drawing, ensure our NC025 CuNi19 wire performs flawlessly while saving you time and costs during production.

Comparison Parameters Table

Alloy	Resistivity (μΩ·m, 20°C)	Max Working Temp (°C)	Tensile Strength (MPa)	Melting Point (°C)	Density (g/cm³)	TCR (x10⁻⁶/°C, 20-600°C)	EMF vs Cu (μV/°C, 0-100°C)
CuNi1	0.03	200	210	1085	8.9	<100	-8
CuNi6	0.10	220	250	1095	8.9	<60	-18
CuNi10	0.15	250	290	1100	8.9	<50	-25
CuNi14	0.20	300	310	1115	8.9	<30	-28
CuNi19 (NC025)	0.25	300	340	1135	8.9	<25	-32
CuNi23	0.30	300	350	1150	8.9	<16	-34
CuNi30	0.35	350	400	1170	8.9	<10	-37
CuNi44	0.50	400	420	1200	8.9	<-6	-43

The future is bright for Durable NC025 CuNi19 Wire, and we’re excited to lead the way. As industries like electric vehicles, renewable energy, and smart control systems continue to grow, the demand for high-performance, reliable materials will only increase. Our NC025 CuNi19 wire is perfectly positioned to meet these challenges, offering the ideal mix of precision, durability, and versatility.

Whether you’re designing electrical controllers for next-gen vehicles or thermocouples for industrial monitoring, our NC025 CuNi19 wire is the material you can count on. With our commitment to quality, innovation, and customer success, we’re here to help you bring your ideas to life. Ready to take your project to the next level? Let’s make it happen with our NC025 CuNi19 wire.

For more details, pls directly contact us.

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.

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FAQs：

1. What is Durable NC025 CuNi19 Wire used for?
   It’s mainly used in electrical controllers, thermocouples, precision resistors, and low-temperature heating cables for automotive, aerospace, and industrial applications.

2. Why is NC025 CuNi19 wire ideal for thermocouples?
   Its stable resistivity of 0.25 μΩ·m at 20°C and low temperature coefficient of resistance ensure accurate temperature measurements in thermocouples.

3. What are the key properties of NC025 CuNi19 wire?
   It features a tensile strength of 340 MPa, corrosion resistance, a maximum working temperature of 300°C, and excellent weldability.

4. Can NC025 CuNi19 wire handle harsh environments?
   Yes, its corrosion resistance makes it perfect for industrial and marine settings exposed to moisture, chemicals, or extreme conditions.

5. What sizes is NC025 CuNi19 wire available in?
   It comes in wire diameters from 0.05mm to 8mm, ribbons from 0.050.2mm to 2.06.0mm, and strips from 0.055.0mm to 5.0200mm.

6. How does NC025 CuNi19 compare to other copper-nickel alloys?
   With 19% nickel, it offers higher resistivity than CuNi10 but lower than CuNi44, providing a balanced choice for precision and durability.

7. Is NC025 CuNi19 wire easy to process?
   Absolutely, its ductility and weldability make it simple to fabricate into various forms for manufacturing needs.

8. Which industries benefit most from NC025 CuNi19 wire?
   It’s widely used in electronics, automotive, aerospace, and industrial sectors for controllers, thermocouples, and resistors.