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| Categories | Resistance Wire |
|---|---|
| Brand Name: | DLX |
| Model Number: | Nichrome Wire Cr20Ni80 |
| Certification: | Ce,Rohs |
| Place of Origin: | China,Jiangsu |
| MOQ: | 10kg |
| Payment Terms: | L/C,D/A,D/P,T/T,Western Union |
| Supply Ability: | 500 tons per month |
| Delivery Time: | 7-10 work days |
| Company Info. |
| Changzhou DLX Alloy Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |

As the world moves toward greener, more sustainable energy sources, hydrogen has emerged as a clean and versatile fuel for various industries. Electrolytic hydrogen production, which involves splitting water molecules into hydrogen and oxygen using electricity, has become one of the most promising methods for producing hydrogen. The performance and longevity of electrolyzers depend largely on the materials used in their electrodes, and Cr20Ni80 Alloy Wire—a mixture of 20% chromium and 80% nickel—has proven to be one of the best choices for this application.
At DLX, we provide Cr20Ni80 Alloy Wire designed to optimize the efficiency, reliability, and long-term performance of electrolytic hydrogen production systems. Whether you're involved in large-scale industrial applications or research and development, our Cr20Ni80 wire offers the high-quality performance needed for cutting-edge hydrogen generation technologies.
The Cr20Ni80 Alloy Wire is a robust wire made from a combination of 20% chromium and 80% nickel, known for its excellent corrosion resistance, high-temperature stability, and superior electrical conductivity. These characteristics make it particularly effective in water electrolysis processes, where electrodes are exposed to aggressive electrolytes, high currents, and elevated temperatures.
The Cr20Ni80 Alloy Wire is commonly used as the electrode material in electrolyzers, helping to efficiently convert electrical energy into hydrogen by splitting water molecules. Its high corrosion resistance ensures long-term durability, making it ideal for both alkaline electrolysis and PEM electrolysis systems. At DLX, we provide a wide range of wire diameters and lengths to suit the needs of your specific electrolysis setup, ensuring optimal performance.
| Performance material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
| Composition | Ni | 90 | Rest | Rest | 55.0~61.0 | 34.0~37.0 | 30.0~34.0 |
| Cr | 10 | 20.0~23.0 | 28.0~31.0 | 15.0~18.0 | 18.0~21.0 | 18.0~21.0 | |
| Fe | ≤1.0 | ≤1.0 | Rest | Rest | Rest | ||
| Maximum temperature℃ | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Meltiing point ℃ | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Density g/cm3 | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Resistivity(μΩ·m,20℃) | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 | ||
| Elongation at rupture | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
| Specific heat(J/g.℃) | 0.44 | 0.44 | 0.44 | 0.44 | 0.44 | 0.44 | |
| Thermal conductivity(KJ/m.h℃) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | ||
Coefficient of lines expansion 19 (20~1000℃) | 18 | 17 | 17 | 19 | 19 | ||
| Micrographic structure | Austenite | Austenite | Austenite | Austenite | Austenite | ||
| Magnetic properties | onmagnetic | onmagnetic | onmagnetic | onmagnetic | onmagnetic | ||
Exceptional Corrosion Resistance:
Cr20Ni80 Alloy Wire provides superior corrosion resistance in both
acidic and alkaline electrolytes. The chromium content forms a
protective oxide layer that prevents degradation over time, even in
harsh electrolytic environments, ensuring long-lasting performance.
High-Temperature Stability:
With a melting point of 1450°C, Cr20Ni80 Alloy Wire can withstand
the elevated temperatures generated during electrolysis. This high
thermal stability makes it an excellent choice for continuous,
large-scale hydrogen production, where high currents and heat are
typically involved.
Excellent Electrical Conductivity:
The wire’s excellent electrical conductivity allows for efficient
current flow during electrolysis, reducing energy losses and
improving overall system efficiency. This is particularly important
in high-efficiency electrolysis systems where minimizing energy
consumption is a key factor in reducing operational costs.
Mechanical Strength:
Cr20Ni80 Alloy Wire offers high tensile strength (750 MPa), making
it resistant to mechanical stress and ensuring the structural
integrity of your electrolysis system. This strength helps to
maintain the wire's performance under long-term operational
conditions.
Long-Term Durability:
Designed for long-lasting operation, Cr20Ni80 Alloy Wire minimizes
the need for frequent replacements, reducing maintenance costs and
downtime. Its durability ensures that your electrolyzer continues
to function at optimal efficiency for many years.


At DLX, we prioritize quality and reliability, ensuring that our Cr20Ni80 Alloy Wire exceeds industry standards. Here are some of the advantages of choosing our wire for your electrolytic hydrogen production systems:
Superior Quality Control:
DLX employs a rigorous quality control process at every stage of
production to ensure that our Cr20Ni80 wire meets the highest
standards of performance. From material selection to final testing,
we ensure that every wire meets the exact specifications needed for
optimal electrolysis performance.
Customizable Solutions:
Understanding that every electrolyzer setup is unique, DLX offers
customizable wire diameters and lengths to meet the specific
requirements of your system. Whether you need a wire for a small
experimental setup or a large-scale industrial system, we can
provide the perfect fit.
Competitive Pricing:
While maintaining top-tier quality, DLX ensures that our Cr20Ni80
Alloy Wire is competitively priced. This makes it an ideal choice
for both large-scale industrial applications and smaller research
projects, providing cost-effective solutions for high-performance
hydrogen production.
Expert Technical Support:
At DLX, we don’t just provide products—we offer expert guidance and
technical support to help you optimize your electrolyzer systems.
From product selection to system design and troubleshooting, our
team is dedicated to helping you achieve the best possible results.
Reliable Delivery:
We understand the importance of timely delivery for your projects.
DLX ensures that your Cr20Ni80 Alloy Wire is delivered quickly and reliably, so you can maintain your
project timeline and avoid costly delays.
As the world shifts towards sustainable energy solutions, hydrogen is poised to play a key role in decarbonizing industries like transportation, energy, and manufacturing. Among the various methods of hydrogen production, water electrolysis is gaining increasing attention due to its clean and efficient nature, especially when powered by renewable energy sources such as wind and solar.
The global demand for green hydrogen is expected to grow rapidly in the coming years, driven by initiatives from governments, industries, and businesses that aim to reduce their carbon footprints. As hydrogen production scales up, the need for reliable and efficient electrolyzers will continue to grow, and materials like Cr20Ni80 Alloy Wire will become increasingly important in ensuring that these systems perform at their best.
At DLX, we are committed to supporting this growing hydrogen economy by providing high-quality materials that contribute to the efficiency and sustainability of electrolytic hydrogen production systems.
Cr20Ni80 Alloy Wire is used in a wide range of applications in hydrogen production and energy systems, including:
Large-Scale Electrolyzers:
The wire is widely used in industrial electrolyzers for hydrogen
production. Its resistance to corrosion and high-temperature
stability makes it ideal for high-efficiency operations, even in
large-scale systems.
Hydrogen Fuel Cells:
Cr20Ni80 Alloy Wire is also used in hydrogen fuel cells, where it
plays a crucial role in the electrochemical reactions that generate
electricity from hydrogen.
Renewable Energy Electrolysis:
The wire is used in electrolyzers powered by renewable energy
sources, such as solar and wind, contributing to the generation of green hydrogen.
Energy Storage Systems:
Hydrogen produced through electrolysis is often stored for later
use in energy storage systems. Cr20Ni80 Alloy Wire is used in these
systems for its excellent durability and efficiency.
Research and Development:
Cr20Ni80 Alloy Wire is commonly used in research labs and
experimental setups for developing new electrolysis technologies
and improving hydrogen production methods.


DLX’s Cr20Ni80 Alloy Wire offers unmatched durability, efficiency, and long-term performance, making it the optimal choice for hydrogen production systems. Whether you're building a large-scale electrolyzer or conducting research into new hydrogen production technologies, DLX provides the high-quality materials needed to ensure success.



What is Cr20Ni80 Alloy Wire?
Cr20Ni80 Alloy Wire is an alloy of 20% chromium and 80% nickel,
designed for use in electrolysis systems to split water into
hydrogen and oxygen. It offers superior resistance to corrosion and
high-temperature stability.
Why is Cr20Ni80 Alloy Wire ideal for hydrogen production?
Its excellent corrosion resistance, high conductivity, and thermal
stability make Cr20Ni80 Alloy Wire perfect for use in
electrolyzers, where efficiency and longevity are critical.
Can DLX customize the Cr20Ni80 Alloy Wire for my electrolysis
system?
Yes, DLX offers customizable diameters and lengths to meet the
specific needs of your electrolysis setup, ensuring optimal
performance.
How long will Cr20Ni80 Alloy Wire last in electrolysis systems?
Thanks to its corrosion resistance and mechanical strength,
Cr20Ni80 Alloy Wire can last for many years, reducing the need for
frequent replacements.
Is Cr20Ni80 Alloy Wire suitable for both alkaline and PEM
electrolysis?
Yes, Cr20Ni80 Alloy Wire is compatible with both alkaline electrolysis and PEM electrolysis systems, making it versatile for various hydrogen production
technologies.
How does Cr20Ni80 Alloy Wire improve electrolysis efficiency?
The wire’s excellent electrical conductivity reduces energy losses
during electrolysis, improving system efficiency and lowering
operational costs.
What are the benefits of using DLX’s Cr20Ni80 Alloy Wire?
DLX offers high-quality, customizable wire solutions with expert
support, competitive pricing, and reliable delivery, ensuring the
success of your hydrogen production systems.
Can Cr20Ni80 Alloy Wire be used for other applications?
Yes, it’s also used in hydrogen fuel cells, renewable energy
projects, and energy storage systems, where its durability and
performance are essential.
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