
In the ever-evolving world of hydrogen production, the material choice is critical to ensuring efficiency, durability, and performance. As hydrogen energy is increasingly seen as a promising solution to the world's energy needs, the demand for high-quality materials capable of withstanding harsh electrolysis environments has surged. DLX Company is proud to present its Cr20Ni30 Nichrome Wire, designed specifically for high-performance hydrogen electrolysis systems.
The Cr20Ni30 Nichrome Wire is a specialized alloy used primarily in hydrogen production via water electrolysis. This advanced material boasts an excellent combination of high temperature resistance, superior corrosion resistance, and electrical conductivity—making it ideal for electrolysis cells used in both industrial and research applications. Thanks to its unique composition of chromium (20%) and nickel (30%), it offers enhanced performance, longer lifespan, and lower maintenance costs compared to conventional materials.
The wire is designed to handle the extreme conditions of electrolysis, where high voltages, temperatures, and aggressive chemical environments can cause rapid material degradation. Cr20Ni30 Nichrome Wire from DLX is built to deliver consistent performance, ensuring stable hydrogen production over long operational periods.
| 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 at 20℃ (μΩ·m) | -- | 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 | 0.461 | 0.494 | 0.5 | 0.5 | |
| Thermal conductivity (KJ/m.h℃) | -- | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Coefficient of lines expansion a×10-6/(20~1000℃) | -- | 18 | 17 | 17 | 19 | 19 | |
| Micrographic structure | -- | Austenite | Austenite | Austenite | Austenite | Austenite | |
| Magnetic properties | -- | Non-magnetic | Non-magnetic | Non-magnetic | Weak magnetic | Weak magnetic | |
| Shape | Size (mm) |
| Wire | 0.05-7.5 |
| Rod | 8-50 |
| Ribbon | (0.05-0.35)*(0.5-6.0) |
| Strip | (0.5-2.5)*(5-40) |
Superior Corrosion Resistance: The Cr20Ni30 alloy is highly resistant to oxidation and corrosion, even under extreme conditions. This makes it ideal for long-term use in electrolysis systems, where exposure to both high voltage and highly corrosive elements can be damaging to standard materials.
High-Temperature Performance: With a melting point of 1400°C, this Nichrome wire can withstand high temperatures without degradation. This is crucial for systems where electrolysis occurs at elevated temperatures to enhance reaction rates.
Excellent Electrical Conductivity: The Cr20Ni30 alloy offers low electrical resistance, ensuring optimal performance in hydrogen electrolysis systems. This ensures efficient current flow, reducing energy loss and improving overall system efficiency.
Durability: The combination of corrosion resistance and high tensile strength results in a wire that can withstand the mechanical stresses that come with electrolysis, leading to a longer lifespan and reduced maintenance.
Versatile Applications: While optimized for hydrogen production, the Nichrome wire can also be used in other high-temperature applications such as industrial heating elements, ensuring that DLX’s product serves a broad range of needs.


Hydrogen energy is becoming increasingly critical in the global transition to clean, renewable energy sources. The market for hydrogen electrolyzers, which use water electrolysis to split water into hydrogen and oxygen, is expanding rapidly. As industries like automotive, chemicals, and energy look for more sustainable solutions, the demand for highly efficient electrolysis systems has grown significantly.
This trend is further fueled by government initiatives aimed at reducing carbon emissions and promoting clean energy sources. Countries around the world are ramping up investments in hydrogen production infrastructure, making the need for reliable, long-lasting materials for electrolysis systems more urgent than ever.
In this competitive market, choosing the right materials is essential for achieving optimal efficiency and minimizing operational costs. The DLX Cr20Ni30 Nichrome Wire stands out by offering superior durability, excellent performance, and cost-effectiveness over time.
Hydrogen Production Systems: The primary application of Cr20Ni30 Nichrome Wire is in water electrolysis systems used for hydrogen production. Its corrosion resistance and high temperature tolerance make it perfect for the electrolysis process, where electrodes need to operate under harsh conditions.
Industrial Heating Elements: Beyond electrolysis, Cr20Ni30 is also used in industrial heating elements due to its high-temperature resistance. It is commonly found in electric furnaces, kilns, and other high-heat applications.
Chemical Manufacturing: The wire is used in chemical reactors that require consistent high temperatures, offering long-term reliability even in corrosive environments.


DLX Company stands out for its commitment to quality, performance, and innovation. We offer more than just high-quality products; we provide solutions that help our clients maximize efficiency and minimize downtime. Here’s why DLX’s Cr20Ni30 Nichrome Wire is your best choice:
Industry Experience: With years of experience in the alloy trade, DLX has built a reputation for supplying materials that meet the highest standards in the industry. We understand the specific needs of hydrogen production and tailor our products to meet those requirements.
Reliable and Durable: Our Nichrome Wire is manufactured to withstand the rigors of electrolysis systems, offering a longer service life and reduced maintenance needs compared to traditional materials.
Customizable Solutions: DLX works closely with our clients to provide customized solutions, ensuring our products meet the specific needs of your hydrogen production systems.
Sustainable Materials: As a company committed to sustainability, DLX focuses on providing materials that help our clients achieve energy-efficient solutions, reducing environmental impact and contributing to a cleaner world.
Competitive Pricing: By leveraging our global supply chain and production capabilities, we can offer high-quality Nichrome Wire at competitive prices, helping you maximize return on investment.



What is Cr20Ni30 Nichrome Wire made of?
Cr20Ni30 Nichrome Wire is made of an alloy containing 20% chromium and 30% nickel, with the remaining portion made up of iron and other trace elements. This composition gives the wire its high-temperature and corrosion-resistant properties.
How does Cr20Ni30 Nichrome Wire benefit hydrogen electrolysis?
Its superior electrical conductivity, corrosion resistance, and high-temperature tolerance make it ideal for use in hydrogen electrolysis systems, where stable and long-term performance is critical.
What are the key advantages of using Nichrome Wire for electrolysis?
The wire offers enhanced durability, efficient energy usage, and low maintenance requirements compared to other materials. It also resists corrosion from electrolytic processes, ensuring long-lasting performance.
Can Cr20Ni30 Nichrome Wire be used in other industries?
Yes, aside from hydrogen electrolysis, the wire is also used in industrial heating elements, chemical reactors, and high-temperature furnaces due to its excellent high-temperature performance.
What is the maximum operating temperature for Cr20Ni30 Nichrome Wire?
The maximum operating temperature for Cr20Ni30 Nichrome Wire is approximately 1200°C, making it suitable for high-temperature applications like electrolysis and industrial heating.
How does DLX ensure product quality?
DLX has strict quality control processes in place, with materials tested at every stage of production. Our products meet industry standards and are designed to provide reliable performance in demanding applications.
What is the lifespan of Cr20Ni30 Nichrome Wire?
The wire’s resistance to corrosion and high temperature ensures a long lifespan in electrolysis systems, reducing the need for frequent replacements and minimizing downtime.
Is DLX’s Cr20Ni30 Nichrome Wire customizable?
Yes, DLX can offer tailored solutions based on specific project requirements, such as wire diameter, length, and resistance values, to suit the exact needs of your hydrogen production systems.