ThePipingMart Blog Grades AMS 5788 Cobalt Alloy – Composition, Properties, and Uses

AMS 5788 Cobalt Alloy – Composition, Properties, and Uses

AMS 5788

We are looking for a high-performance material that can withstand extreme conditions. Look no further than AMS 5788! AMS 5788 is a nickel-based superalloy that is ideal for use in high-temperature environments. This blog post will explore this superalloy in detail, including its composition, properties, and services, so you can determine if it’s the suitable material for your next project.

AMS 5788 Composition

AMS 5788 comprises nickel, chromium, cobalt, molybdenum, tungsten, iron, and other minor elements. The specific composition can vary depending on the manufacturer, but typically it contains around 53% nickel, 20% chromium, and 16% cobalt. This combination of elements gives AMS 5788 excellent high-temperature properties, including resistance to oxidation and corrosion.

AMS 5788 Physical Properties

AMS 5788 has a density of 8.0 and 8.3 g/cm³ and a melting point of around 1300°C. It is a non-magnetic alloy with good ductility and formability. AMS 5788 also has excellent thermal conductivity and a low coefficient of thermal expansion, making it an attractive material for use in high-temperature environments.

AMS 5788 Mechanical Properties

AMS 5788 has impressive mechanical properties, including high strength and good fatigue resistance. Its tensile strength can reach up to 1,400 MPa and has a hardness of around 38 HRC. AMS 5788 is also highly resistant to creep deformation, meaning it can maintain its shape and strength even when exposed to high temperatures for extended periods.

AMS 5788 Uses

AMS 5788 is commonly used in applications with critical high-temperature resistance and strength. It is often used in gas turbine engines, combustion chambers, and other aerospace applications. AMS 5788 is also suitable for chemical processing, where it can withstand exposure to hot corrosive gases and liquids.

AMS 5788 Heat Treatment

AMS 5788 can be heat-treated to improve its physical and mechanical properties. The most common heat treatment for AMS 5788 is solution annealing, which involves heating the material to around 1150-1200°C and then rapidly quenching it in water or oil. This treatment improves its ductility, toughness, and stress rupture properties.

Conclusion

AMS 5788 is a high-performance superalloy that offers excellent properties in extreme environments. Its unique composition, physical and mechanical properties make it ideal for gas turbine engines, combustion chambers, and other high-temperature applications. If you’re looking for a material that can withstand the most challenging conditions, AMS 5788 is an excellent choice.

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