Aerospace companies rely on advanced materials that exhibit remarkable strength and durability in harsh environments. One such material that has gained significant attention in recent years is AMS 5828. This steel alloy is designed to perform in high-stress situations and has unique physical and mechanical properties that make it ideal for various industrial applications. In this blog post, we’ll look in-depth at AMS 5828, exploring its composition, physical properties, mechanical properties, uses, hardness, and heat treatment.
What is AMS 5828?
AMS 5828 is a high-strength, corrosion-resistant steel with several applications in the aerospace and industrial sectors. Developed to meet the demanding requirements of critical components that operate in harsh environments, this alloy boasts a unique blend of hardness, toughness, and flexibility. Its exceptional performance makes it ideal for use in turbine engine parts, such as compressor blades, as well as in valves, fasteners, and other components that require high strength and excellent corrosion resistance. With its superior mechanical properties, AMS5828 is a popular choice for manufacturers seeking to optimize product performance and reliability.
AMS 5828 Composition
AMS 5828 is a premium-grade martensitic stainless steel alloy with a chemical composition of 12.5% chromium, 4.0% nickel, 1.1% molybdenum, 1.5% manganese, and 0.08% carbon. It also includes trace amounts of sulfur, phosphorus, silicon, and nitrogen. This unique blend gives AMS 5828 outstanding corrosion resistance, high-temperature strength, and excellent fracture toughness.
AMS 5828 Physical Properties
AMS 5828 has a density of 7.80 g/cm³ and a melting point of 1425°C. Its thermal expansion coefficient is 10.8 µm/m-K, and its thermal conductivity is 14.2 W/m-K. In addition, this steel alloy has a specific heat capacity of 470 J/kg-K and an electrical resistivity of 0.73 µΩm.
AMS 5828 Mechanical Properties
The mechanical properties of AMS 5828 are impressive. It has a minimum tensile strength of 190 ksi (1310 MPa), a minimum yield strength of 170 ksi (1170 MPa), and a minimum elongation of 18%. It also exhibits excellent fatigue resistance, with a maximum endurance limit of 85 ksi (585 MPa). Moreover, it performs well under high-stress corrosion conditions, making it ideal for critical aerospace applications.
AMS 5828 Uses
Owing to its unique physical and mechanical properties, AMS 5828 finds use in various industries, including aerospace, defence, automotive, and medical. It manufactures critical parts that require high strength, corrosion resistance, and outstanding fatigue performance, such as aircraft fasteners, turbine engine components, landing gear, and rocket motor components.
AMS 5828 Hardness and Heat Treatment
AMS 5828 can be hardened through quenching and tempering operations. The alloy attains high hardness levels of up to HRC 50, depending on the tempering temperature and time. It has to be subjected to ageing at a temperature of 760°C to 800°C to achieve maximum strength. Additionally, AMS 5828 can be subjected to precipitation hardening to further improve its strength and toughness.
Conclusion:
AMS 5828 is a high-performance steel alloy with unique physical and mechanical properties, making it ideal for critical industrial applications. Its excellent corrosion resistance, high-temperature strength, and exceptional fatigue performance make it a preferred material for manufacturing aerospace components. Furthermore, its outstanding hardness and heat treatment capabilities make it an ideal material for strong and durable mechanical parts. As technology advances and industrial requirements become more stringent, materials like AMS 5828 will continue to play a critical role in shaping the future of manufacturing.
A passionate metal industry expert and blogger. With over 5 years of experience in the field, Palak brings a wealth of knowledge and insight to her writing. Whether discussing the latest trends in the metal industry or sharing tips, she is dedicated to helping others succeed in the metal industry.
