Composition, Properties and Typical Uses of Aluminum Alloy 6061

The main alloying elements in 6061 alloy are magnesium and silicon, which have medium strength, good corrosion resistance, weldability, and good oxidation effect. It is widely used in various industrial structural parts that require certain strength and corrosion resistance, such as manufacturing trucks, tower buildings, ships, trams, railway vehicles, and furniture.

Chemical Composition Limits wt%

Cu

Si

Fe

Mn

Mg

Zn

Cr

Ti

Pb.Bi

Al

0.15-0.4

0.4-0.8

0.7

0.15

0.8-1.2

0.25

0.04-0.35

0.15

/

margin

Typical Mechanical & Physical Properties (Typical Mechanical & Physical Properties)

Weldability

Machinability

Corrosion resistance

Conductivity 20°C (68?)
(%IACS)

density
(20°C)(g/cm3)

well

general

better

40-50

2.70

tensile strength
(25°C MPa)

Yield strength (25°C MPa)

hardness
500kg force 10mm ball

Elongation rate
1.6mm (1/16in) thickness

Large shear stress
MPa

310

276

95

12

205

solar street light

ZHONGSHAN G-LIGHTS LIGHTING CO., LTD. , https://www.glightsled.com