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Resistance Wire
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0Cr21Al6 Alloy Wire for Long-Lasting Electrolysis Hydrogen Production

0Cr21Al6 Alloy Wire for Long-Lasting Electrolysis Hydrogen Production

Brand Name: DLX
Model Number: FeCrAl Alloy Wire 0Cr21Al6
MOQ: 10kg
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Supply Ability: 500 tons per month
Detail Information
Place of Origin:
China,Jiangsu
Certification:
Ce,Rohs
Brand Name:
DLX
Product Name:
FeCrAl Heating Resistance Alloy Wire
Material Grade / Model:
0Cr21Al6 (FeCrAl 21/6)
Chemical Composition:
Cr: 19.0-22.0%, Al: 5.0-7.0%, Re: 0.05-0.15%, Fe: Balance
Max Continuous Working Temp:
1250°C
Electrical Resistivity (at 20°C):
1.42 ± 0.05 μΩ·m
Density:
7.16 G/cm³
Available Forms & Sizes:
Wire (0.05mm - 7.5mm), Ribbon, Strip, Coil, Rod
Minimum Order Quantity (MOQ):
5 Kg
Monthly Supply Capacity:
1,200 Tons/Month
Supply Ability:
500 tons per month
Highlight:

0Cr21Al6 alloy resistance wire

,

electrolysis hydrogen production wire

,

long-lasting resistance alloy wire

Product Description
0Cr21Al6 Alloy Wire for Long-Lasting Electrolysis Hydrogen Production
FeCrAl Alloy Wire 0Cr21Al6 Banner
As the demand for clean energy solutions continues to rise, hydrogen is becoming an essential part of the future energy mix. Electrolysis, which splits water into hydrogen and oxygen using electricity, is one of the most promising methods for producing green hydrogen. However, the efficiency and longevity of electrolysis systems heavily depend on the materials used. 0Cr21Al6 Alloy Wire is a high-performance material that is perfectly suited for hydrogen generation via electrolysis. Offering excellent corrosion resistance, high thermal stability, and reliable electrical properties, 0Cr21Al6 Alloy Wire is the ideal choice for long-lasting and efficient hydrogen production.
At DLX Corporation, we specialize in providing top-tier materials for the clean energy sector. Our 0Cr21Al6 Alloy Wire is engineered to perform under the demanding conditions of electrolysis, making it a critical component in optimizing hydrogen production systems for both cost-effectiveness and sustainability.
Product Overview
High-Temperature Steam Electrolysis (SOEC) and industrial green hydrogen generation require heating components that provide high thermal efficiency, precise temperature control, and exceptional resistance to oxidation and reducing atmospheres. DLX 0Cr21Al6 FeCrAl alloy wire is engineered specifically for thermal management systems, auxiliary steam superheating units, and high-temperature heating elements in hydrogen production equipment.

Composed of 19.0%–22.0% Chromium, 5.0%–7.0% Aluminum, micro-alloyed Rare Earth elements, and an Iron balance, 0Cr21Al6 forms a dense, self-healing Alpha-Alumina (Al₂O₃) protective surface layer at elevated temperatures. This oxide barrier delivers superior oxidation resistance, low surface electrical degradation, and high thermal stability up to a maximum continuous service temperature of 1250°C. With a high electrical resistivity of 1.42 μΩ·m and low material density of 7.16 g/cm³, DLX 0Cr21Al6 alloy wire provides high thermal output with reduced overall element weight compared to conventional heating alloys.

Parameter Comparison Table
Alloy Nomenclature Performance 1Cr13Al4 0Cr25Al5 0Cr21Al6 0Cr23Al5 0Cr21Al4 0Cr21Al6Nb 0Cr27Al7Mo2
Chemical Composition (%) - Cr 12.0-15.0 23.0-26.0 19.0-22.0 20.5-23.5 18.0-21.0 21.0-23.0 26.5-27.8
Chemical Composition (%) - Al 4.0-6.0 4.5-6.5 5.0-7.0 4.2-5.3 3.0-4.2 5.0-7.0 6.0-7.0
Chemical Composition (%) - Re Opportune Opportune Opportune Opportune Opportune Opportune Opportune
Chemical Composition (%) - Fe Rest Rest Rest Rest Rest Rest Rest
Max. Continuous Service Temp. of Element (°C) 950 1250 1250 1250 1100 1350 1400
Resistivity at 20°C (μΩ.m) 1.25 1.42 1.42 1.35 1.23 1.45 1.53
Density (g/cm³) 7.4 7.1 7.16 7.25 7.35 7.1 7.1
Thermal Conductivity (KJ/m.h) 52.7 46.1 63.2 60.2 46.9 46.1 --
Coefficient of Linear Expansion (αx10⁻⁶/℃) 15.4 16 14.7 15 13.5 16 16
Melting Point Approx (°C) 1450 1500 1500 1500 1500 1510 1520
Tensile Strength (N/mm²) 580-680 630-780 630-780 630-780 600-700 650-800 680-830
Elongation at Rupture (%) >16 >12 >12 >12 >12 >12 >10
Variation of Area (%) 65-75 60-75 65-75 65-75 65-75 65-75 65-75
Repeat Bending Frequency (F/R) >5 >5 >5 >5 >5 >5 >5
Hardness (H.B.) 200-260 200-260 200-260 200-260 200-260 200-260 200-260
Continuous Service Time (Hours/°C) -- ≥80/1300 ≥80/1300 ≥80/1300 ≥80/1250 ≥80/1350 ≥80/1350
Micrographic Structure Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite Ferrite
Magnetic Properties Magnetic Magnetic Magnetic Magnetic Magnetic Magnetic Magnetic
Available Shapes and Sizes
Product Shape Dimension Range (mm) Surface Finish & Temper Packaging Type
Fine & Round Wire Φ 0.05 mm – Φ 1.20 mm Bright Annealed / Pickled DIN 100, DIN 125, DIN 160 Spools
Heavy Gauge Wire Φ 1.20 mm – Φ 7.50 mm Bright Annealed / Oxidized Coils / Heavy Wooden Cases
Flat Wire & Ribbon (0.05–0.35) × (0.5–6.0) mm Bright Cold Rolled Plastic Spools in Cardboard Boxes
Slit Strip (0.50–2.50) × (5.0–180.0) mm Cold Rolled / Annealed Strapped Coils on Wooden Pallets
Straight Rod Φ 8.0 mm – Φ 50.0 mm Ground / Peeled / Smooth Bundle in Wooden Crates
Key Features
  • Excellent Corrosion Resistance: The high chromium (21%) and aluminum (6%) content in 0Cr21Al6 Alloy Wire provide exceptional protection against oxidation and corrosion, even in the harsh electrolytic environments of water splitting.
  • Stable Electrical Resistance: The wire maintains stable electrical resistance throughout its service life, which is crucial for maximizing electrolysis efficiency and minimizing energy loss during hydrogen production.
  • High Thermal Stability: 0Cr21Al6 Alloy Wire can withstand temperatures up to 1250°C, making it ideal for high-temperature electrolysis systems where heat generation is a constant challenge.
  • Durability and Long Service Life: The combination of corrosion resistance, high thermal stability, and strong mechanical properties ensures that 0Cr21Al6 Alloy Wire performs reliably over an extended period, reducing the need for frequent replacements and minimizing system downtime.
  • Customizable Sizes: DLX offers 0Cr21Al6 Alloy Wire in various diameters and lengths, allowing you to tailor the wire to your electrolysis system's specific requirements.
FeCrAl Alloy Wire 0Cr21Al6 Details FeCrAl Alloy Wire 0Cr21Al6 Comparison
Advantages of Using DLX's 0Cr21Al6 Alloy Wire
  • Dense Al₂O₃ Protective Scale: When heated above 900°C, the high aluminum content forms an impermeable Alpha-Al₂O₃ oxide layer that resists high-temperature corrosion, thermal cycling, and sulfur-bearing gases.
  • High Resistivity & Material Cost Savings: At 1.42 μΩ·m, 0Cr21Al6 delivers higher electrical resistance and lower density (7.16 g/cm³) than nickel-chromium alloys, allowing manufacturers to achieve target power with less raw material weight.
  • Exceptional Thermal Resistance up to 1250°C: Operates continuously at furnace and steam temperatures up to 1250°C without excessive surface scaling, maintaining consistent watt-density across long operating cycles.
  • Strict Dimension & Resistance Uniformity: Fully integrated wire drawing and continuous bright annealing ensure resistance tolerance within ±3% and diameter tolerance within tight wire-drawing standards.

FeCrAl

Industry Analysis
The hydrogen economy is rapidly growing as the world focuses on reducing carbon emissions and transitioning to cleaner energy sources. Hydrogen, particularly green hydrogen produced via electrolysis using renewable energy, has emerged as a key solution for decarbonizing sectors such as transportation, power generation, and heavy industry.
As the demand for hydrogen grows, electrolysis systems are scaling up to meet this need. The efficiency and durability of these systems are critical for large-scale production, making advanced materials like 0Cr21Al6 Alloy Wire increasingly important. The continued development and adoption of electrolysis technologies will drive the need for high-performance materials that can withstand the high temperatures and corrosive environments of water splitting.
Applications
  • Hydrogen Production via Electrolysis: 0Cr21Al6 Alloy Wire is primarily used in electrolysis cells as an electrode material, where it helps facilitate the splitting of water into hydrogen and oxygen.
  • Fuel Cells: The wire can also be used in hydrogen fuel cells, where it acts as an electrode material to convert hydrogen into electricity for various applications, including vehicles and stationary power generation.
  • Energy Storage: Hydrogen produced via electrolysis can be stored for later use as a clean energy source. The wire's efficiency in electrolysis systems optimizes the production of hydrogen for energy storage applications.
  • Industrial Hydrogen Production: Industries such as chemical production, ammonia synthesis, and petroleum refining rely on hydrogen for various processes. 0Cr21Al6 Alloy Wire enhances the efficiency of hydrogen generation in these applications.
  • High-Temperature Industrial Applications: Thanks to its high thermal stability, 0Cr21Al6 Alloy Wire is also suitable for other high-temperature applications such as reactors, heat exchangers, and furnaces.
FeCrAl Alloy Wire 0Cr21Al6 Application Field FeCrAl Alloy Wire 0Cr21Al6 Process
DLX's Competitive Advantage
At DLX Corporation, we are committed to providing high-performance materials for the growing clean energy sector. Our 0Cr21Al6 Alloy Wire is designed to enhance the performance, efficiency, and longevity of electrolysis systems, helping businesses optimize their hydrogen production while reducing costs.
DLX
Why Choose DLX?
  • Expertise in Clean Energy: With years of experience in the renewable energy sector, DLX understands the unique challenges of hydrogen production and provides solutions that address these needs.
  • Strict Quality Control: DLX's 0Cr21Al6 Alloy Wire undergoes rigorous testing and quality assurance processes to ensure it meets the highest standards for durability and performance.
  • Cost-Efficiency: By improving the efficiency and durability of electrolysis systems, 0Cr21Al6 Alloy Wire reduces operational costs, offering a long-term investment that pays off.
  • Sustainability Focus: DLX is dedicated to supporting the transition to a clean, sustainable energy future by providing high-quality materials that enable efficient hydrogen production and reduce reliance on fossil fuels.
FeCrAl Alloy Wire 0Cr21Al6 Testing Equipment OEM Services Recommended Products
Frequently Asked Questions
  • What makes 0Cr21Al6 Alloy Wire ideal for electrolysis?

The wire's high chromium and aluminum content provides excellent resistance to corrosion and oxidation, while its high thermal stability ensures it performs reliably under high-temperature conditions in electrolysis systems.

  • What is the maximum temperature 0Cr21Al6 Alloy Wire can withstand?

0Cr21Al6 Alloy Wire can withstand temperatures up to 1250°C, making it suitable for high-temperature electrolysis applications.

  • How does 0Cr21Al6 Alloy Wire improve electrolysis efficiency?

The wire maintains stable electrical resistance over time, minimizing energy losses and maximizing the hydrogen production rate in electrolysis systems.

  • Can 0Cr21Al6 Alloy Wire be customized?

 Yes, DLX offers customizable wire diameters and lengths to meet the specific needs of your electrolysis system.

  • How long does 0Cr21Al6 Alloy Wire last in electrolysis systems?

Thanks to its excellent corrosion resistance and high-temperature stability, 0Cr21Al6 Alloy Wire has a long service life, reducing the need for frequent replacements.

  • What industries use 0Cr21Al6 Alloy Wire?

 The wire is used in hydrogen production systems, fuel cells, energy storage applications, and various high-temperature industrial processes.

  • What are the advantages of using 0Cr21Al6 Alloy Wire for hydrogen production?

 The wire improves electrolysis efficiency, reduces operational costs, enhances system reliability, and contributes to the sustainable production of green hydrogen.

  • How is the hydrogen economy expected to grow?

The hydrogen economy is expected to expand significantly as global demand for clean energy increases, with electrolysis being a key technology in scaling up hydrogen production.