ThePipingMart Blog Grades AMS 4015 Aluminum Alloy – Composition, Properties and Uses

AMS 4015 Aluminum Alloy – Composition, Properties and Uses

AMS 4015

AMS 4015 is a popular aerospace material known for its excellent strength-to-weight ratio and high durability. It is often used in the aerospace industry due to its ability to withstand extreme temperatures, high loads, and corrosive environments. If you want to learn more about this robust alloy, you have come to the right place.

In this blog post, we will delve into the details of AMS4015, discussing its composition, physical and mechanical properties, uses, and heat treatment. So, let’s get started!

What is AMS 4015?

AMS 4015 (also known as Aluminum 5052) is a specification set by SAE International, which outlines the requirements for a particular type of aluminium alloy for use in aerospace applications. The alloy in question is specifically designed for manufacturing components that require high strength and resistance to fatigue cracking, making it an important material for many aerospace manufacturers. This specification covers everything from the composition of the alloy to its mechanical properties and testing requirements, ensuring that it meets the rigorous standards necessary for use in the aerospace industry. If you want to learn more about the material used to create safe, reliable aircraft, AMS4015 is an important specification.

What Form is AMS 4015 Available at Piping Mart?

  • Pipes
  • Tubing

AMS 4015 Composition

AMS 4015 is an aluminium alloy that contains 6.3% zinc, 0.4% manganese, and 0.4% magnesium. It also includes small amounts of chromium, copper, iron, nickel, and silicon. This combination of elements gives AMS 4015 its excellent strength and resistance to corrosion.

Chemical Element % Present
Manganese (Mn) 0.0 – 0.10
Iron (Fe) 0.0 – 0.40
Copper (Cu) 0.0 – 0.10
Magnesium (Mg) 2.20 – 2.80
Silicon (Si) 0.0 – 0.25
Zinc (Zn) 0.0 – 0.10
Chromium (Cr) 0.15 – 0.35
Others (Total) 0.0 – 0.15
Other (Each) 0.0 – 0.05
Aluminium (Al) Balance

AMS 4015 Physical Properties

AMS 4015 has a density of 2.7 g/cm³ and a melting point of 595°C. It has excellent thermal conductivity and is an excellent heat conductor. It has a thermal expansion coefficient of 23.4 x 10⁶/°C and a specific heat capacity of 897 J/(kg. K).

Physical Property Value
Density 2.68 g/cm³
Melting Point 605 °C
Thermal Expansion 23.7 x10^-6 /K
Modulus of Elasticity 70 GPa
Thermal Conductivity 138 W/m.K
Electrical Resistivity 0.0495 x10^-6 Ω .m

AMS 4015 Mechanical Properties

AMS 4015 is known for its high strength-to-weight ratio and excellent fatigue resistance. Its ultimate tensile strength ranges from 380 to 420 MPa, and its yield strength ranges from 310 to 345 MPa. It also has a high elongation rate of up to 18%. This makes it an ideal material for aircraft structures, where high strength and low weight are essential.

Mechanical Properties Metric English
Ultimate Tensile Strength 228 MPa 33000 psi
Tensile Yield Strength 193 MPa 28000 psi
Shear Strength 138 MPa 20000 psi
Modulus of Elasticity 70.3 GPa 10200 ksi
Shear Modulus 25.9 GPa 3760 ksi

AMS 4015 Equivalent

  • Al Mg 2.5
  • Al 2.5Mg Cr

AMS 4015 Uses

AMS 4015 is widely used in the aerospace industry for various applications such as aircraft skins, wing spars, helicopter rotor blades, and engine components. It is also used in marine applications, where high corrosion resistance and low weight are essential.

AMS 4015 Hardness

AMS 4015 is known for its high hardness, which makes it suitable for applications that require durability and toughness. Its Brinell hardness ranges from 120 to 150 HB.

AMS 4015 Heat treatment

AMS 4015 can be heat-treated to increase its strength and hardness. The most common heat treatment used is T6, which involves solution heat treatment and artificial ageing—this treatment process increases tensile strength and yield strength.


In conclusion, AMS 4015 material is an excellent material with an excellent strength-to-weight ratio, high durability, and corrosion resistance. Its composition, physical and mechanical properties, uses, and heat treatment makes it an ideal choice for various applications in the aerospace and marine industries. If you are looking for a reliable and high-performance material, AMS 4015 is worth considering.

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