Product name: Nickel Alloy 2.4663, also known as Alloy 20 or UNS N08020
Main alloying elements: Nickel (Ni), chromium (Cr), molybdenum (Mo), copper (Cu), iron (Fe)
Mechanical properties:
Tensile strength: 515–690 MPa
Yield strength: 205–310 MPa
Elongation at break: 35–45%
Hardness (Rockwell): B85–C35
Physical properties:
Density: 8.1 g/cm³
Melting point: approx. 1350–1400°C
Thermal conductivity: 11–13 W/(m·K)
Electrical conductivity: 2–3% IACS (International Annealed Copper Standard)
Chemical composition, in weight percent:
Nickel (Ni): approx. 32–38%
Chromium (Cr): approx. 19–21%
Molybdenum (Mo): approx. 2–3%
Copper (Cu): approx. 3–4%
Iron (Fe): approx. 37–44%
Other trace elements: carbon (C), silicon (Si), manganese (Mn), phosphorus (P), sulfur (S)
Heat treatment:
Nickel Alloy 2.4663 can be strengthened by annealing or cold forming in order to achieve specific mechanical properties.
Corrosion resistance:
Nickel Alloy 2.4663 offers excellent resistance to a wide range of corrosive media, including sulfuric acid, hydrochloric acid, and alkaline solutions. It is also resistant to stress corrosion cracking and pitting corrosion.
Applications:
Nickel Alloy 2.4663 is used in a wide range of applications, including:
Chemical processing plants: vessels, piping systems, pumps
Food and pharmaceutical industry: heat exchangers, tanks, piping systems
Petrochemical industry: reactors, heat exchangers, distillation columns
Seawater environments: piping systems, heat exchangers
Please note that the values stated are guideline values and may vary slightly depending on the manufacturing process and specific production batch. It is recommended to always check the exact specifications provided by the manufacturer.
