2.4602
| Material No. | 2.4602 |
|---|---|
| EN symbol (short) | NiCr21Mo14W |
| AISI/SAE | — |
| UNS | N 06022 |
| AFNOR | — |
| B.S. | — |
| alloy | alloy 22 |
| Registered work's label | Hastelloy® C-22 |
| Standards | VdTÜV 479 |
Description
Alloy 2.4602 (alloy 22) is a high corrosion resistant nickel-chrome-molybdenum-tungsten alloy and shows excellent stability in oxidizing, reductive and mixed acids.
Material 2.4602 (alloy 22) is used in flue gas desulphurating plants, chemical industry, environmental protection plants, waste incineration plants, sewage conditioning systems.
Our product range in 2.4602 (alloy 22) are tubes and pipes, fittings and flanges, accessories.
Chemical composition ¹ | ||||||||
| C ≤ % | Si ≤ % | Mn ≤ % | P ≤ % | S ≤ % | Cr % | Mo % | Ni % | V ≤ % |
| 0,01 | 0,08 | 0,05 | 0,015 | 0,02 | 20,0-22,5 | 12,5-14,5 | rest | 0,35 |
| Nb % | Ti % | Al % | Co ≤ % | Cu % | N % | Fe % | Ce % | W % |
| 2,5 | 2,0-6,0 | 2,5-3,5 | ||||||
| ¹ in accordance with Key to Steel 2001 | ||||||||
Special characteristics | ||
| Temperature range | Density kg/dm³ | Hardness |
|---|---|---|
| 8,61 | ||
| resistant to pitting, stress corrosion and crevice corrosion | ||
Welding filler |
| Rod (TIG welding) 2.4635 |
Main fields of application (depending on the specific conditions of use) |
| flue gas desulphurating plants, chemical industry, sulphuric acid, nitric acid, phosphoric acid, chlorine production, hydrogen chloride production, environment, heat exchangers, waste incineration plants, sewage conditioning systems |
| (all aforementioned specifications serve as a general orientation and have to be reviewed depending on the specific conditions of use) |