Aluminum 6106 Alloy (UNS A96106)

Topics Covered

Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties


Aluminum 6106 alloy is a wrought alloy with good corrosion resistance.

It is an extrusion alloy intended to provide favorable mechanical properties, minimum section thickness, good surface finish, complex shape coupled with good resistance, weldability and formability.

The following datasheet will provide more details about aluminum 6106.

Chemical Composition

The following table shows the chemical composition of aluminum 6106 alloy.

Element Content (%)
Aluminum, Al ≤ 97.4
Magnesium, Mg 0.40-0.80
Iron, Fe ≤ 0.35
Chromium, Cr ≤ 0.20
Copper, Cu ≤ 0.25
Manganese, Mn 0.050-0.20
Silicon, Si 0.30-0.60
Zinc, Zn ≤ 0.10
Other (each) ≤ 0.050
Other (total) ≤ 0.10

Physical Properties

The physical properties of aluminum 6106 alloy are outlined in the following table.

Properties Metric Imperial
Density 2.70 g/cm³ 0.097 lb/in³
Melting point 655°C 1211°F

Mechanical Properties

The mechanical properties of aluminum 6106-T6 alloy are tabulated below.

Properties Metric Imperial
Tensile strength 245 MPa 35534 psi
Elongation 14% 14%
Elastic modulus 69.5 GPa 10080 ksi
Shear strength 140 MPa 20305 psi
Hardness, Vickers 80 80

Thermal Properties

The thermal properties of aluminum 6106 alloy are tabulated below.

Properties Metric Imperial
Thermal conductivity 192 W/mK 1332 BTU in/hr.ft².°F


Aluminum 6106 alloy is chiefly used in the following:

  • Structural applications
  • Marine applications
  • Ladders, pylons and towers
  • Automotive structures
  • Railway rolling stock

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