Nickel-based alloys
2.4619
Alloy G-3
NiCr22Mo7Cu
Corrosion-resistant, high-temperature nickel alloy with good weldability and resistance to grain-boundary corrosion in the welded state.
Chemical composition
mass %| Element | Content |
|---|---|
| CCarbon | ≤0.015 |
| SiSilicon | ≤1.5 |
| MnManganese | ≤1 |
| PPhosphorus | ≤0.025 |
| SSulphur | ≤0.015 |
| CrChromium | 21–23.5 |
| MoMolybdenum | 6–8 |
| NiNickel | balance |
| NbNiobium | ≤0.5 |
| CoCobalt | ≤5 |
| CuCopper | 1.5–2.5 |
| FeIron | 18–21 |
| WTungsten | ≤1.5 |
Mechanical properties
room temperature- Scaling temperature (°C)
- 600
Standard equivalences
- DIN/EN
- NiCr22Mo7Cu
- AISI
- Alloy G-3
- UNS
- N06985
Typical applications
- Flue-gas scrubbers
- Phosphoric, sulphuric and acetic acid
- Petrochemical plant
- Fertiliser production
Frequently asked questions
What is 2.4619 (Alloy G-3)?
2.4619 (NiCr22Mo7Cu) — Nickel-based alloys. Corrosion-resistant, high-temperature nickel alloy with good weldability and resistance to grain-boundary corrosion in the welded state.
Which grades are equivalent to 2.4619?
2.4619 corresponds to EN NiCr22Mo7Cu; equivalent designations: AISI Alloy G-3, UNS N06985.
Related grades
Indicative values — verify against the applicable standard before specifying.
Request this grade