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DOMADIA™ NR-Ni99 Alloy UNS N02201: The Ultra-Pure Nickel Alloy Built for Reliability
What if your equipment didn’t corrode—even in extreme environments? What if your material of choice offered unbeatable purity and formability? Meet DOMADIA™ NR-Ni99.
Introduction: The Power of 99.6% Purity Nickel
When it comes to materials that can endure corrosive environments without breaking a sweat, DOMADIA™ NR-Ni99 stands tall. This Low-Carbon Nickel alloy—officially designated UNS N02201—a pure nickel with minimum nickel content of 99.6%, making it an ideal choice for industries where corrosion resistance, ductility, and purity are non-negotiable.
From chemical processing to food manufacturing and marine environments, DOMADIA™ NR-Ni99 offers superior metallurgical and mechanical stability. It’s your go-to material when high performance and long-term reliability are essential.
Chemical Composition
DOMADIA™ NR-Ni99 is engineered for exceptional purity and performance. Here’s its typical composition:
Element | Content (%) |
Nickel (Ni) | ≥ 99.6 |
Carbon (C) | ≤ 0.02 |
Iron (Fe) | ≤ 0.40 |
Manganese (Mn) | ≤ 0.35 |
Sulphur (S) | ≤ 0.01 |
Silicon (Si) | ≤ 0.10 |
Copper (Cu) | ≤ 0.25 |
The ultra-low carbon content minimizes carbide precipitation, making it ideal for applications where thermal stability and corrosion resistance are essential.
Key Properties
- Corrosion Resistance: Outstanding in caustic alkalis, neutral/alkaline salt solutions, and organic compounds.
- Formability: Excellent for deep drawing, spinning, and cold heading.
- Welding ability: Easily weldable by all conventional techniques.
- Electrical Conductivity: High conductivity, suitable for battery and electrical applications.
- Thermal Conductivity: Excellent thermal properties make it useful in heat exchangers.
Technical Specifications
Property | Value |
Density | 8.89 g/cm³ |
Melting Point | 1435–1446 °C |
Tensile Strength | 380 MPa (min) |
Yield Strength (0.2%) | 105 MPa (min) |
Elongation | ≥ 45% |
Hardness | 40 HRB (typical, annealed) |
Electrical Resistivity | ~0.103 µΩ·m |
Key Applications of UNS N02201:
- Chemical Processing:
Used in equipment for handling sodium hydroxide, fluorine, and various other corrosive chemicals due to its resistance to these substances.
- Food Processing:
Used in food processing equipment because of its inertness and resistance to corrosion, ensuring food safety.
- Electronics:
Utilized in electronic components, battery connections, and lead wires for heating elements due to its high electrical conductivity and ability to maintain connections in harsh environments.
- Aerospace:
Used in aerospace components, rocket motor cases, and other applications where high strength and corrosion resistance are critical.
- Marine & Offshore:
Used in seawater cooling systems, heat exchangers, and other marine applications due to its resistance to seawater corrosion.
- Other Applications:
Also used in synthetic fiber production, salt production, and various other processes where corrosion resistance and high temperature performance are needed.
Advantages of UNS N02201:
- High Corrosion Resistance: Excellent resistance to many corrosive chemicals, especially in reducing environments.
- High Strength: Provides good mechanical properties even at high temperatures.
- High Electrical Conductivity: Makes it suitable for use in electrical components and connections.
- Good Weldability: Can be easily welded using standard welding techniques.
Standards Compliance
- ASME SB-160 – SB 163
- SAE AMS 5553
- DIN 17740
- DIN 17750 – 17754
- BS 3072-3076
- ASTM B 160 – B 163
- ASTM B 725
- ASTM B730
- UNS N02201
This ensures compatibility and acceptance in global engineering projects and compliance-heavy industries.
Available Forms
DOMADIA™ NR-Ni99 is available in a variety of shapes to fit your project’s needs:

These can be tailored and processed to meet customer specifications with precision.
Why Choose DOMADIA™ NR-Ni99?
Because in environments where failure is not an option, reliability is everything. With DOMADIA™ NR-Ni99, you’re not just buying a material—you’re investing in:
✅ Performance
✅ Purity
✅ precision
When your systems demand the best, choose DOMADIA™ NR-Ni99. It’s engineered for endurance, shaped for versatility, and backed by standards that matter.
Conclusion
DOMADIA™ NR-Ni99 (UNS N02201) isn’t just a high-purity nickel alloy—it’s a reliable partner in your most demanding projects. Its exceptional chemical stability, mechanical properties, and wide applicability make it a cornerstone in high-performance materials.
Explore our full range of precision alloys and engineering materials at https://domadia.net/
Need help choosing the right form factor? Contact our experts today!
Talk to: Kairav Domadia | Aadil Domadia | Er.Pankaj Domadia | Pragati Sanap | Pooja N N | Shivani Kanojia