Alloy 22 - UNS N06022 / DIN 2.4602 / ASTM B575, B622
Alloy 22, also known as Hastelloy® C-22, is a high-performance nickel-chromium-molybdenum alloy with superior resistance to pitting, crevice corrosion, and stress corrosion cracking. It is commonly used in industries that require resistance to aggressive chemicals and environments such as chemical processing, pollution control, and nuclear industries.
Alloy 22’s remarkable resistance to a broad range of chemicals, including chlorides, makes it ideal for applications involving aggressive environments such as acid and alkaline conditions.
Alloy 22 Plates & Sheets
Alloy 22 plates and sheets are highly suitable for industries where corrosion resistance to chemicals and extreme environments is a priority, such as chemical processing and marine engineering.
Alloy 22 Round Bars
Alloy 22 round bars are used to manufacture components that need excellent resistance to both oxidation and corrosion in aggressive environments, including valve components, shafts, and fasteners.
Alloy 22 Flanges
Alloy 22 flanges are designed for high-performance systems that demand outstanding resistance to corrosion and extreme chemical environments, ensuring reliable performance in systems like pipelines and reactors.
Alloy 22 Fittings
Alloy 22 fittings are essential for high-stress applications, offering unmatched performance in chemical processing, petrochemical plants, and other aggressive environments.
Alloy 22 Tubes & Pipes
Alloy 22 tubes and pipes are crucial in applications where strength and resistance to corrosion from aggressive chemicals and high temperatures are required, such as in heat exchangers and reactor systems.
Alloy 22 Fasteners
Alloy 22 fasteners provide excellent resistance to corrosion and are widely used in critical systems where long-term durability in harsh chemical environments is needed.
Alloy 22 Nut Bolts
Alloy 22 nut bolts offer reliable strength and corrosion resistance, making them ideal for heavy-duty industrial machinery and corrosive environments in chemical plants and nuclear industries.
Applications of Alloy 22
- Chemical Processing: Used in the production of chemical reactors, heat exchangers, and other systems exposed to corrosive substances.
- Pollution Control: Applied in environmental protection equipment, offering resistance to corrosive gases and high-temperature systems.
- Nuclear Industry: Alloy 22’s resistance to radiation and corrosive environments makes it ideal for nuclear reactor components.
- Marine Engineering: Used in offshore platforms, ships, and submarine components due to its exceptional resistance to seawater corrosion.
Chemical Composition of Alloy 22
- Nickel (Ni): 56.0% min
- Chromium (Cr): 20.0% - 22.5%
- Molybdenum (Mo): 12.0% - 15.0%
- Iron (Fe): 2.0% max
- Cobalt (Co): 2.0% max
- Silicon (Si): 0.08% max
- Carbon (C): 0.010% max
- Sulfur (S): 0.010% max