ThePipingMart Blog Grades AMS 4362 Magnesium Alloy – Composition, Properties, Uses

AMS 4362 Magnesium Alloy – Composition, Properties, Uses

AMS 4362

When it comes to metals, they are often used in various industries for various purposes. They are chosen based on their physical and mechanical properties. AMS 4362 is one such metal that is widely used in a range of industries. This blog will closely examine AMS 4362’s composition, physical and mechanical properties, hardness, and heat treatment.

What is AMS 4362?

AMS 4362 (also known as Magnesium ZK60A  Alloy) is an FV520B corrosion-resistant steel designed by the Aerospace Material Specifications (AMS) committee. This steel is designed to resist corrosion in environments containing high sulfur compounds, making it an ideal material for aerospace applications such as aircraft components and rocket engines. It also has excellent mechanical properties and can be machined easily for precise manufacturing requirements.

AMS 4362 Composition

AMS 4362 is a low-alloy, high-strength steel that contains 2.25% chromium and 1.6% molybdenum. It also contains small amounts of other elements such as carbon, manganese, phosphorus, sulfur, silicon, and cobalt. The composition of AMS 4362 provides it with excellent corrosion resistance, high strength, and good weldability.

Element Content (%)
Magnesium, Mg 94
Zinc. Zn 4.8 – 6.2
Zirconium, Zr ≥ 0.45

AMS 4362 Physical Properties

AMS 4362 has a density of 7.85 g/cm³. Its melting point is around 1420-1460°C. The metal is non-magnetic and has a thermal conductivity of 24 W/m.K. It is also known for its excellent resistance to corrosion and oxidation, as well as its good ductility and formability.

Properties Metric Imperial
Density 1.83 g/cm3 0.0661 lb/in3

AMS 4362 Mechanical Properties

AMS 4362 has a high tensile strength of 1137 MPa and a yield strength of 827 MPa. Its elongation at break is around 20%. The metal is also known for its good impact toughness, making it ideal for heavy-duty applications.

Properties Metric Imperial
Tensile strength 1137MPa 44200 psi
Yield strength (@strain 0.200 %) 215 MPa 31200 psi
Elongation at break 16% 16%
Poisson’s ratio 0.35 0.35
Elastic modulus 45 GPa 6530 ksi
Shear modulus 17 GPa 2470 ksi
Machinability 100 100

AMS 4362 Equivalent

  • AMS 4352
  • ASTM B91
  • Federal QQ-M-40
  • magnesium ZK60A-T5

AMS 4362 Uses

AMS 4362 tubing is widely used in various aerospace, defence, marine, and oil and gas industries. It manufactures components that require high strength, toughness, and corrosion resistance. These include aircraft structures, landing gears, hydraulic pumps and valves, and transmission shafts.

AMS 4362 Hardness

AMS 4362 has a Brinell hardness of 269 and a Rockwell hardness of C29. These values indicate that the metal is extremely tough, making it ideal for applications requiring high wear resistance.

AMS 4362 Heat Treatment

AMS 4362 sheets can be heat-treated to improve its physical and mechanical properties. The metal can be annealed at temperatures between 820-870°C, followed by rapid cooling. This process helps to reduce the metal’s hardness and increase its elasticity. AMS 4362 can also be hardened and tempered to improve strength and toughness.


In conclusion, AMS 4362 material is a low-alloy, high-strength steel widely used in various industries. Its excellent physical and mechanical properties make it ideal for heavy-duty applications requiring high strength, toughness, and corrosion resistance. Its hardness and heat treatment properties make it easy to fabricate and machine. If you’re looking for a metal that can withstand extreme conditions, then AMS 4362 is the perfect choice. With this blog post, we hope we have given you all the information you need to know about AMS 4362.

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