2.4619
| Material No. | 2.4619 |
|---|---|
| EN symbol (short) | NiCr22Mo7Cu |
| AISI/SAE | G-3 |
| UNS | N 06985 |
| AFNOR | — |
| B.S. | — |
| alloy | alloy G-3 |
| Registered work's label | Inconel® G-3, Nicrofer® 4823hMo, Hastelloy®alloy G-3 |
| Standards | — |
Description
Material 2.4619 (alloy G-3) is a chemically stable and high-temperature resistant alloy, which is well weldable and has a good stability against grain border corrosion in welded condition. Alloy 2.4619 (alloy G-3) is used in flue gas scrubbers, and with phosphoric and sulphuric acid.
Our product range in 2.4619 (alloy G-3) are tubes and pipes, fittings and flanges, accessories.
Chemical composition ¹ | ||||||||
| C ≤ % | Si ≤ % | Mn ≤ % | P ≤ % | S ≤ % | Cr % | Mo % | Ni % | V % |
| 0,015 | 1,5 | 1,0 | 0,025 | 0,015 | 21,0-23,5 | 6,0-8,0 | rest | |
| Nb ² % | Ti % | Al % | Co ≤ % | Cu % | N % | Fe % | Ce % | W ≤ % |
| 0,5 | 5,0 | 1,5-2,5 | 18,0-21,0 | 1,5 | ||||
| ¹ in accordance with Key to Steel 2001 ² Nb+Ta | ||||||||
Special characteristics | ||
| Temperature range | Density kg/dm³ | Hardness |
|---|---|---|
| annealed typically up to 600° | 8,14 | |
Welding filler |
| covered rod electrode 2.4621 |
Main fields of application (depending on the specific conditions of use) |
| flue gas scrubbers, chemical industry, phosphoric acid, sulphuric acid, acetic acid, petrochemical plants, production of fertilisers |
| (all aforementioned specifications serve as a general orientation and have to be reviewed depending on the specific conditions of use) |