ThePipingMart Blog Grades AMS 5653 Stainless Steel – Composition, Properties, and Uses

AMS 5653 Stainless Steel – Composition, Properties, and Uses

AMS 5653

AMS5653 is a type of high-strength steel alloy that has gained popularity in various industries. It is known for its excellent mechanical properties, high tensile strength, and excellent resistance to wear and tear. This blog post will closely examine AMS 5653: its composition, physical and mechanical properties, and where it is most commonly used.

What is AMS 5653?

AMS 5653 (also known as 316L Stainless Steel) is a crucial specification in the world of metallurgy. This specification sets out the chemical composition, mechanical properties, and heat treatment requirements for certain stainless steel bars and wire types. But what does this mean? In simpler terms, AMS5653 provides a clear set of guidelines and standards that manufacturers must adhere to produce high-quality stainless steel products. This ensures that the stainless steel bars and wire we rely on for everything from aircraft components to medical equipment are consistently strong, durable, and reliable. So next time you come across AMS5653, you can rest easy knowing that the stainless steel products made to this specification have been rigorously tested and meet the highest quality standards.

AMS 5653 Composition

AMS 5653 is a low-alloy steel composed primarily of carbon, silicon, manganese, chromium, molybdenum, nickel, and vanadium. The alloying elements impart specific properties to the steel, such as high strength, hardness, and corrosion resistance. This composition makes the steel ideal for use in high-stress applications.

Grade C Mn Si P S Cr Mo Ni N
AMS 5653 Min 16.0 2.00 10.0
Max 0.03 2.0 0.75 0.045 0.03 18.0 3.00 14.0 0.10

AMS 5653 Physical Properties

AMS 5653 has a density of 7.85 g/cm3 and a melting point of 1427°C. It also features excellent resistance to wear and tear and high resistance to impact and fatigue. This steel also exhibits good flexibility, allowing it to be easily formed, shaped, welded, and machined.

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Co-eff of Thermal Expansion (µm/m/°C) Thermal Conductivity (W/m.K) Specific Heat 0-100 °C (J/kg.K) Elec Resistivity (nΩ.m)
0-100 °C 0-315 °C 0-538 °C At 100 °C At 500 °C
AMS 5653 8000 193 15.9 16.2 17.5 16.3 21.5 500 740

AMS 5653 Mechanical Properties

AMS 5653 has excellent mechanical properties that make it ideal for high-stress applications. It has a minimum yield strength of 130,000 psi and a minimum ultimate tensile strength of 200,000 psi. Depending on the heat treatment process, its hardness ranges between 35 and 42 HRC. The steel also exhibits excellent fatigue resistance and can withstand temperatures up to 800°F.

Grade Tensile Str (MPa) min Yield Str 0.2% Proof (MPa) min Elong (% in 50 mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
AMS 5653 485 170 40 95 217

AMS 5653 Specifications

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
AMS 5653 S31603 316S11 1.4404 X2CrNiMo17-12-2 2348 SUS 316L

AMS 5653 Uses

AMS 5653 is commonly used in various industries, including aerospace, defence, automotive, and select industrial applications. Its high strength, and excellent wear and tear resistance make it ideal for use in aircraft landing gears, hydraulic and fuel pumps, and turbine engine components. Additionally, it is used in high-stress components of race cars, such as suspension components, driveshaft couplers, and steering linkages.

AMS 5653 Hardness

The hardness of AMS 5653 depends on the heat treatment process used. It can range from 35 to 42 HRC, with 38-40 HRC being the ideal range for optimum hardness. This range makes the steel ideal for high-stress applications that require high hardness and wear resistance.

AMS 5653 Heat treatment

AMS 5653 can be heat-treated using a process known as quenching and tempering. This process involves cooling the steel rapidly in water or oil to enhance its hardness, then reheating it to a specific temperature to improve its flexibility, toughness, and strength. Depending on the intended application, heat treatment is essential to ensure the steel exhibits the required properties.


In summary, AMS 5653 material is high-strength steel commonly used in high-stress applications, such as aerospace and automotive components. Its composition of carbon, silicon, manganese, chromium, molybdenum, nickel, and vanadium gives it excellent mechanical properties, including high tensile strength, resistance to wear and tear, and high impact resistance. Heat treatment is critical in ensuring the steel exhibits the required properties for a specific application. With its unique properties, AMS 5653 has become indispensable in various industries.

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