ThePipingMart Blog Grades Aluminum 6262 Alloy (UNS A96262) – Composition, Properties and Uses

Aluminum 6262 Alloy (UNS A96262) – Composition, Properties and Uses

Aluminium 6262

Aluminium 6262 is a low-alloyed aluminium alloy with magnesium and silicon as the main alloying elements. UNS A96262 alloy offers excellent corrosion resistance, heat resistance, and machinability. It is also very weldable, making it an ideal choice for many applications in various industries. This article will take a closer look at the properties and uses of aluminum 6262.

6262 Aluminum Composition

Element Content (%)
Aluminium/Aluminum, Al 96.8
Magnesium, Mg 1
Silicon, Si 0.60
Bismuth, Bi 0.6
Lead, Pb 0.6
Copper, Cu 0.28
Chromium, Cr 0.09

6262 Aluminum Physical Properties

Properties Metric Imperial
Density 2.6-2.8 g/cm3 0.0939- 0.101 lb/in3
Melting point 588°C 1090°F

6262 Aluminum Mechanical Properties

Properties Metric Imperial
Tensile strength 400 MPa 58015 psi
Yield strength 380 MPa 55115 psi
Shear strength 240 MPa 34809 psi
Fatigue strength 90 MPa 13054 psi
Elastic modulus 70-80 GPa 10153-11603 ksi
Poisson’s ratio 0.33 0.33
Hardness 120 120

6262 Aluminum Thermal Properties

Properties Conditions
T (ºC) Treatment
Thermal conductivity 172 W/mK 25 T9

6262 Aluminum Uses

Aluminum 6262 is a type of aluminum alloy widely used in the automotive and aerospace industries. Its high strength and light weight make it ideal for critical parts that must be strong yet lightweight. It is also highly corrosion-resistant, making it the perfect choice for applications in moist or wet environments, such as marine parts or outdoor applications. Its toughness and fatigue strength are also key factors that make aluminium 6262 a great choice for use in engines, particularly when needed to withstand extreme heat generated by combustion. It is often used in a range of everyday items, too, including vehicle components, fine-machined parts, structural assemblies, and even running gear structures. In short, Aluminium 6262 has many uses due to its unique combination of properties making it exceptionally strong yet lightweight.

Corrosion Resistance

Aluminium 6262 has excellent corrosion resistance. Its high magnesium content gives it superior protection against salt water and other elements that are corrosive to aluminium alloys. It is also very resistant to stress corrosion cracking (SCC), making it suitable for use in many industrial processes requiring materials that can withstand extreme temperatures and corrosive environments.

Heat Resistance

Aluminium 6262 has excellent heat resistance thanks to its high silicon content. This allows it to maintain its strength even when exposed to extreme temperatures over long periods of time without losing its integrity or becoming brittle. This makes it ideal for use in high-temperature environments such as boilers, furnaces, engines, and more.

Heat Treatment

Aluminium 6262 can be heat treated to increase its strength, making it suitable for applications where parts must be subjected to extreme loads or stresses, such as crankshafts or other engine components. It can also be cold-worked easily, so complex shapes or intricate details can be formed from the material without fear of breakage or deformation due to thermal shock.


Aluminium 6262 is easy to machine thanks to its good machinability rating, which makes it easy to cut into complex shapes or sizes accurately with precise tolerances required for many industrial applications such as gears or bearings. It is also relatively easy to weld compared to other aluminium alloys, which helps reduce fabrication costs significantly when producing parts from this material.


Aluminium 6262 is highly weldable because of its high silicon content, which helps protect the metal from oxidation during welding operations and prevents porosity in the finished part’s surface finish due to gas entrapment during welding processes like TIG welding, MIG welding, oxy-acetylene welding, etc.


Aluminum 6262 is an ideal material choice for many industrial applications due to its excellent corrosion resistance, heat resistance, machinability, weldability, and ease of fabrication into complex shapes and sizes with precise tolerances required by many processes across a wide range of industries such as aerospace engineering, automotive engineering, mechanical engineering, marine engineering among others. All these features make Aluminium 6262 a versatile material that can be used in almost any application requiring strong yet lightweight materials with good corrosion resistance properties suitable for use in harsh environments like those found offshore platforms or chemical plants where reliability and longevity are essential requirements from any components used thereon.

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