1. Aircraft exhaust systems: 321S32 steel grade is often used in aircraft exhaust systems due to its high temperature resistance and corrosion resistance. The steel can withstand the high temperatures and harsh environments experienced in aircraft exhaust systems.
2. High-pressure hydraulic systems: 321S32 steel grade’s high strength and corrosion resistance make it suitable for use in high-pressure hydraulic systems in airplanes and other aerospace applications.
3. Engine components: The steel’s excellent mechanical properties, including its high tensile strength and toughness, make it suitable for use in various engine components, such as turbine blades and exhaust manifolds.
4. Structural components: 321S32 steel grade can also be used in the construction of aerospace structures, such as landing gear and wing components, due to its high strength and fatigue resistance.
5. Chemical processing equipment: In addition to aerospace applications, 321S32 steel grade is also used in the construction of chemical processing equipment, where its excellent corrosion resistance and high temperature stability are highly beneficial.
The technical properties of 321S32 steel grade include a high tensile strength of approximately 520-720 MPa, a yield strength of 220-275 MPa, a high hardness level, and good toughness, making it suitable for use in demanding aerospace and engineering applications.
The chemical composition of 321S32 steel grade typically includes a combination of iron, chromium, nickel, manganese, silicon, carbon, and other alloying elements. For example, it may contain approximately 17-19% chromium, 9-12% nickel, and 0.08% carbon, as well as smaller amounts of other elements to achieve the desired mechanical and corrosion-resistant properties.
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