ThePipingMart Blog Grades AMS 4162 Aluminum Alloy – Composition, Properties and Uses

AMS 4162 Aluminum Alloy – Composition, Properties and Uses

AMS 4162

As technology advances, so does the need for specialized materials that can withstand extreme environments and conditions. One such material is AMS 4162, a corrosion-resistant alloy commonly used in the aerospace industry. This blog post will delve into the composition, physical and mechanical properties, and various uses of AMS4162.

What is AMS 4162?

AMS 4162 ( also known as Aluminium 6061 Alloy) is a specification developed by SAE International for aluminium alloy sheets and plates used in the aerospace industry. This specification is highly regarded in the industry because it guarantees that aluminium alloy products meet specific requirements such as mechanical properties, chemical composition, and test procedures. The AMS4162 ensures that the aircraft structures and other components are reliable, durable, and safe. Regarding aerospace engineering, safety and reliability are the top priorities, and AMS 4162 is one of the many tools that help engineers achieve these goals. Whether you are new to the aerospace industry or a seasoned professional, it is essential to understand the importance of AMS 4162 and its role in ensuring the safety and reliability of aerospace components.

What Form is AMS 4162 Available at Piping Mart?

  • Pipes
  • Tubing
  • Sheet Plate
  • Pipe Fitting
  • Forged Fitting

AMS 4162 Composition

AMS 4162 is a low-alloy, high-strength steel containing nickel, chromium, and molybdenum elements. The primary purpose of these elements is to provide the material with excellent corrosion resistance and durability. The alloy also predominantly consists of iron and carbon, contributing to its strength.

Element Content (%)
Aluminium / Aluminum, Al 97.9
Magnesium, Mg 1
Silicon, Si 0.60
Copper, Cu 0.28
Chromium, Cr 0.20

AMS 4162 Physical Properties

AMS 4162 has a density of 7.85 g/cm³, a melting point of 1425-1530 °C, and a thermal conductivity range of 24-38 W/m·K. Additionally, the material has an electrical resistivity of approximately 0.12 x 10-6 Ω·m.

Properties Metric Imperial
Density 2.7 g/cm3 0.0975 lb/in3
Melting point 588°C 1090°F

AMS 4162 Mechanical Properties

AMS 4162 boasts impressive mechanical properties, including high tensile and yield strength. At room temperature, the material has a yield strength of 710-1035 MPa and a tensile strength of 930-1250 MPa. It also has a low coefficient of thermal expansion and exceptional fracture toughness, making it a popular choice for demanding applications.

Properties Metric Imperial
Tensile strength 310 MPa 45000 psi
Yield strength 276 MPa 40000 psi
Shear strength 207 MPa 30000 psi
Fatigue strength 96.5 MPa 14000 psi
Elastic modulus 68.9 GPa 10000 ksi
Poisson’s ratio 0.33 0.33
Elongation 12-17% 12-17%
Hardness, Brinell 95 95

AMS 4162 Equivalent

AMS 4117 ASTM B247 ASTM B429 DIN 3.3211 MIL G-18014 QQ A-200/8
ASTM B209 ASTM B307 ASTM B483 MIL A-12545 MIL G-18015 QQ A-225/8
ASTM B210 ASTM B313 ASTM B547 MIL A-22771 MIL P-25995 QQ A-250/11
ASTM B211 ASTM B316 ASTM B548 MIL F-17132A MIL T-7081 QQ A-367
ASTM B221 ASTM B345 ASTM B632 MIL F-18280 MIL W-23351 QQ A-430
ASTM B234 ASTM B361 ASTM F467 MIL F-39000 MIL W-85 QQ WW-T-700/6
ASTM B241 ASTM B404 ASTM F468 MIL F-3922 QQ A-200/16 SAE J454

AMS 4162 Uses

The aerospace industry is one of the primary users of AMS 4162. The material is commonly used in manufacturing landing gear and other critical aircraft components because of its excellent corrosion resistance and durability. Additionally, the alloy is used to produce heat exchangers and various applications in the marine and chemical processing industries.

AMS 4162 Hardness

AMS 4162 is heat-treatable, which means various quenching and tempering procedures can harden it. When subjected to these processes, the material typically achieves a Rockwell hardness of 26-32 HRC.

AMS 4162 Heat Treatment

Heat treatment is another critical factor in the mechanical properties of AMS 4162. The alloy can be subjected to different heat treatment procedures, including annealing and stress relieving, to modify its microstructure and enhance its properties. For instance, annealing the material at 760-815°C or stress relieving it at 540-650°C improves its ductility and machinability.


AMS 4162 is a versatile and reliable alloy with exceptional properties that make it ideal for high-demanding environments. The material has various uses across several industries, from its low-alloy, high-strength composition to its heat-treatable properties. The aerospace and chemical processing industries are the primary users. Understanding the composition, physical and mechanical properties, and the various heat treatment procedures is essential in optimizing the functionality of AMS 4162.

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