High-Strength CuNi14 Round Bar for Industrial Processing

Copper-nickel alloys have a long-standing reputation as reliable engineering materials, particularly when durability, strength, and corrosion resistance are required. Among these, CuNi1 4 stands out as a high-performance alloy that consistently delivers in demanding industrial environments. At DLX, we produce CuNi14 round bars that meet stringent quality standards while offering the precision, consistency, and reliability that our global clients depend on.

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The CuNi14 alloy contains approximately 14% nickel, giving it superior corrosion resistance and mechanical strength compared to lower nickel-content alloys. This balance makes it a popular choice for applications where both strength and durability under corrosive conditions are critical.

Our CuNi14 round bars are manufactured with exact dimensions, surface finish, and mechanical properties to meet international requirements. Whether for heavy-duty industrial processing, shipbuilding, or condenser systems, DLX provides bars that are ready for direct use or further machining.

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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CuNi14 round bars serve multiple industries thanks to their versatile properties:

• Industrial Processing: Their durability under stress and resistance to corrosive chemicals make them indispensable in production lines, reactors, and processing machinery.

• Power Generation: CuNi14 is often used in cooling systems, condenser tubes, and heat exchangers where long service life is essential.

• Marine Engineering: Its seawater resistance prevents biofouling and ensures reliability in shipbuilding, piping, and pump systems.

• Chemical Plants: With the ability to withstand corrosive fluids, CuNi14 is used for storage tanks, fittings, and valve components.

• Electrical Systems: While not as conductive as pure copper, CuNi14 still offers stable conductivity with improved durability for connectors and terminals.

The global market for copper-nickel alloys continues to expand, with CuNi14 positioned as one of the preferred materials for challenging environments.

• Rising Industrial Processing Needs: As manufacturing processes grow more complex, demand for high-strength, corrosion-resistant materials has accelerated. CuNi14 is favored for equipment longevity and reduced downtime.

• Marine Sector Expansion: Growth in shipping, offshore energy, and naval construction is fueling the adoption of CuNi14. Its resistance to seawater corrosion makes it more reliable than many alternatives.

• Sustainability Trends: With recycling becoming increasingly important, CuNi14’s 100% recyclability aligns with global environmental initiatives.

• Geographic Demand: Asia-Pacific and Europe are major markets, with steady growth in the Middle East driven by energy projects requiring durable alloys.

Comparison Table

At DLX, we combine technical expertise with customer-focused solutions, ensuring that every CuNi14 round bar we supply exceeds expectations.

• Advanced Manufacturing: Our facilities employ cutting-edge production technology to ensure consistent quality.

• Customization: We supply CuNi14 round bars in various diameters, lengths, and finishes, tailored to client needs.

• Strict Quality Control: Every batch is tested for mechanical strength, corrosion resistance, and dimensional accuracy, with full certification provided.

• Global Supply Chain: With a robust logistics network, DLX ensures timely delivery to clients worldwide.

• Technical Support: Our team assists clients with alloy selection, design optimization, and application guidance.

• Sustainability Commitment: We promote responsible manufacturing practices and use recyclable materials wherever possible.

Company Comparison

Many suppliers offer standard alloy bars, but DLX distinguishes itself by going beyond material supply. Our dedication to customization, consistent quality, and after-sales support ensures that clients receive not only the material but also the expertise required to optimize its use in industrial applications.

Where others may focus only on availability, we focus on performance, reliability, and long-term partnerships. That’s why industries worldwide trust DLX for CuNi14 alloy round bars.

Conclusion

The high-strength CuNi14 round bar is an essential material for industries that demand durability, corrosion resistance, and reliable mechanical performance. From industrial processing to marine engineering, CuNi14 provides an unmatched balance of strength and longevity.

At DLX, we are proud to be a global supplier of CuNi14 alloy round bars, delivering products that meet the highest standards of precision and performance. With our advanced manufacturing capabilities, strict quality control, and customer-first approach, we provide more than just material—we provide dependable solutions for the world’s toughest industrial environments.

For businesses seeking high-strength copper-nickel alloy bars for industrial processing, DLX’s CuNi14 round bars remain the trusted choice, ensuring long-lasting value and performance across industries.

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 CuNi14 alloy mainly composed of?
   CuNi14 is primarily copper with around 14% nickel content, along with trace elements.

2. Why is CuNi14 round bar considered high-strength?
   The higher nickel content provides enhanced mechanical strength and durability compared to lower-nickel alloys.

3. Is CuNi14 suitable for industrial processing environments?
   Yes, its excellent resistance to corrosion, scaling, and mechanical stress makes it ideal for industrial processing.

4. Can CuNi14 round bar be used in marine environments?
   Yes, it performs very well in seawater and brackish water, resisting biofouling and corrosion.

5. Does DLX provide custom machining for CuNi14 round bars?
   Yes, DLX offers tailored machining, sizes, and finishes to meet project-specific requirements.

6. Is CuNi14 recyclable?
   Yes, CuNi14 is fully recyclable without losing its mechanical or corrosion-resistant properties.

7. Which industries rely most on CuNi14 round bars?
   They are widely used in industrial processing, power generation, shipbuilding, chemical plants, and condensers.

8. How does DLX ensure the quality of its CuNi14 bars?
   All products undergo strict quality control, advanced testing, and full certification before delivery.