Aluminium 6061 /3.3211 / Al-Mg1SiCu

6061 is a precipitation hardening aluminum alloy, and the 6XXX series aluminum alloy is mainly composed of magnesium and silicon as its main alloying elements. Overall, it has good mechanical properties and can be subjected to heat treatment and welding. It is the most commonly used aluminum alloy.

Applications

Aluminium / Aluminum 6061 alloy is used in the following applications:

  • Truck and marine components
  • Furniture
  • General structural and high-pressure applications
  • Pipelines
  • Heavy-duty structures
  • Railroad cars
  • Tank fittings
The aluminium alloy 6061 has several uses such as the construction of homebuilt aircraft structures, their wings,it is also used in yacht construction, automotive parts (such as chassis of a car), flashlights, aluminium cans used in the packaging of food and truck body, bicycle frame to screw machine parts.

Chemical Composition

The following table shows the chemical composition of Aluminium / Aluminum 6061 alloy.

ElementContent (%)
Aluminium / Aluminum, Al97.9
Magnesium, Mg1
Silicon, Si0.60
Copper, Cu0.28
Chromium, Cr0.20

Mechanical Properties

The mechanical properties of Aluminium / Aluminum 6061 alloy are tabulated below.

PropertiesMetricImperial
Tensile strength310 MPa45000 psi
Yield strength276 MPa40000 psi
Shear strength207 MPa30000 psi
Fatigue strength96.5 MPa14000 psi
Elastic modulus68.9 GPa10000 ksi
Poisson’s ratio0.330.33
Elongation12-17%12-17%
Hardness, Brinell9595

Partial part type display:

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