Nickel alloys / UNS N02200
Nickel 200 is commercially pure (99.0% min) wrought nickel with excellent resistance to caustic soda and other alkalis, high thermal and electrical conductivity, and good mechanical properties.
- UNS N02200
- W.Nr. 2.4066
- Spec ASTM B162
- Density 8.89 g/cm³
Also known as / equivalents
| System | Designation |
|---|---|
| UNS | N02200 |
| W.Nr. | 2.4066 |
| EN | Ni 99.2 |
| Also known as | Ni 200, 2.4066, Alloy 200 |
Chemical composition
| Element | Min % | Max % |
|---|---|---|
| Ni | 99.0 | — |
| Cu | — | 0.25 |
| Fe | — | 0.40 |
| Mn | — | 0.35 |
| C | — | 0.15 |
| Si | — | 0.35 |
| S | — | 0.01 |
Physical properties
| Property | Metric | Imperial |
|---|---|---|
| Density | 8.89 g/cm³ | 0.321 lb/in³ |
| Magnetic response | Magnetic (ferromagnetic) | — |
Available forms & specifications
| Form | Specification | Size range |
|---|---|---|
| Sheets & plates | ASTM B168, B443, B409, B424, B127, B162 | 0.3 mm – 6 mm |
| Seamless pipe & tube | ASTM B167, B444, B407, B423, B165, B161 | 1/8" – 24" NB |
| Bars & rods | ASTM B166, B446, B408, B425, B164, B160 | 3 mm – 500 mm |
| Flanges & forgings | ASTM B564 | 1/2" – 48" NB (larger on request) |
| Buttweld fittings | ASTM B366 | 1/2" – 48" NB |
Corrosion & temperature resistance
Nickel-based alloys resist caustic alkalis, chloride stress-corrosion cracking and many acids, and keep their strength and oxidation resistance at temperatures where stainless steels fail.
Applications
Nickel 200: Caustic evaporators, food handling, electronics. Chemical and petrochemical plant, sour-gas and oilfield equipment, furnace and heat-treatment hardware, power generation, marine engineering and aerospace components.
Nickel 200 vs Nickel 201
| Nickel 200 | Nickel 201 | |
|---|---|---|
| UNS | N02200 | N02201 |
| Key property | Commercially pure nickel | Low-carbon pure nickel |
| Typical use | Caustic evaporators, food handling, electronics | Caustic handling at high temperature |
| Cr (wt %) | — | — |
| Ni (wt %) | 99.0 | 99.0 |
| Mo (wt %) | — | — |
| C (wt %) | ≤ 0.15 | ≤ 0.02 |
| Tensile / yield (min, MPa) | — | — |
Frequently asked questions
What is the UNS number of Nickel 200?
Nickel 200 is designated UNS N02200 (W.Nr. 2.4066, EN Ni 99.2).
What is Nickel 200 used for?
Commercially pure nickel. Typical uses: caustic evaporators, food handling, electronics.
Is Nickel 200 magnetic?
Magnetic (ferromagnetic).
In which forms can I buy Nickel 200 from Rajkamal Metals?
Coils & Strips, Sheets & Plates, Pipes & Tubes, Round Bars & Rods, Flanges, Buttweld Fittings, Socket Weld & Threaded Fittings, Fasteners, Ferrule / Instrumentation Fittings, Dish Ends, Custom Orders. Sizes as per standard; other sizes on request.
Do you supply a Mill Test Certificate with Nickel 200?
Yes. Actual values are given in the Mill Test Certificate (EN 10204 3.1) supplied with each order.
What is the difference between Nickel 200 and Nickel 201?
Nickel 200: commercially pure nickel. Nickel 201: low-carbon pure nickel. See the comparison table on this page.
Last updated: 30 October 2026. Grade names identify the supply range; designations are not engineering equivalents. Availability, make, origin and documentation are confirmed at quotation.
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