Nickel-based alloys
2.4602 Alloy C-22 NiCr21Mo14W
Nickel-chromium-molybdenum-tungsten alloy with excellent resistance to oxidising, reducing and mixed acids.
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Chemical composition
mass %| Element | Content |
|---|---|
| CCarbon | ≤0.01 |
| SiSilicon | ≤0.08 |
| MnManganese | ≤0.05 |
| PPhosphorus | ≤0.015 |
| SSulphur | ≤0.02 |
| CrChromium | 20–22.5 |
| MoMolybdenum | 12.5–14.5 |
| NiNickel | balance |
| CoCobalt | ≤2.5 |
| FeIron | 2–6 |
| WTungsten | 2.5–3.5 |
| VVanadium | ≤0.35 |
Mechanical properties
room temperature- Scaling temperature (°C)
- 850
Standard equivalences
- DIN/EN
- NiCr21Mo14W
- AISI
- Alloy C-22
- UNS
- N06022
Typical applications
- Flue-gas desulphurisation
- Chemical and environmental plant
- Waste incineration
- Wastewater plant
Frequently asked questions
What is 2.4602 (Alloy C-22)?
2.4602 (NiCr21Mo14W) — Nickel-based alloys. Nickel-chromium-molybdenum-tungsten alloy with excellent resistance to oxidising, reducing and mixed acids.
Which grades are equivalent to 2.4602?
2.4602 corresponds to EN NiCr21Mo14W; equivalent designations: AISI Alloy C-22, UNS N06022.
Related grades
Indicative values — verify against the applicable standard before specifying.
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