Alloy 22
About Alloy 22
Alloy 22, also know as Hastelloy 22*, is a nickel-chromium-molybdenum alloy which due to the high content of chromium offers a high resistance to oxidizing and non-oxidizing chemicals as well as his resistance or protection from general corrosion, pitting, crevice and intergranular attack and stress corrosion cracking.
*Hastelloy 22 is a trademark of Haynes International
Alloy 22 is typically used in applications such as:
- Pharmaceutical
- Chemical/Petrochemical processing
- Pollution control (flue gas desulfurization)
- Pulp and paper production
- Waste processing
- Heat exchangers
- Reactors
- Waste water processing
Material composition
Ni
Nickel
Cr
Chromium
Mo
Molybdenum
Fe
Iron
W
Tungsten
C
Carbon
Si
Silicon
Co
Cobalt
Mn
Manganese
V
Vanadium
P
Phosphorus
S
Sulfur
Pipe | B622 seamless / B619 welded |
Fittings | B366 |
Flanges / Forgings | B564 |
Tube | B622 seamless / B626 welded |
Plate | B575 |
Bar / Billet | B574 |
Trademark: Hastelloy 22 | UNS: N06022 | Werkstoff nr. 2.4602 |