Jul 31 2013
Aluminum alloys are alloys in which aluminum is the chief metal with the other elements being silicon, magnesium, manganese, copper, and zinc.
Aluminum 6111 alloy is a wrought alloy that is a heat treatable. It possesses high strength and excellent stretch-forming characteristics. Almost 85% of aluminum is used for wrought products.
The following datasheet will provide more details about aluminum 6111 alloy.
Chemical Composition
The following table shows the chemical composition of aluminum 6111 alloy.
| Element |
Content (%) |
| Silicon, Si |
0.7 - 1.1 |
| Magnesium, Mg |
0.5 - 1 |
| Iron, Fe |
0.4 max |
| Manganese, Mn |
0.15 - 0.45 |
| Zinc, Zn |
0.15 max |
| Chromium, Cr |
0.1 max |
| Titanium, Ti |
0.1 max |
| Other (each) |
0.05 max |
| Other (total) |
0.15 max |
| Aluminum, Al |
Remainder |
Physical Properties
The physical properties of aluminum 6111 alloy are outlined in the following table.
| Properties |
Metric |
Imperial |
| Density |
2.71 g/cm³ |
0.0979 lb/in³ |
| Melting point (T4) |
585-650°C |
1085-1202°F |
Mechanical Properties
The mechanical properties of aluminum 6111-T4 alloy are tabulated below.
| Properties |
Metric |
Imperial |
| Tensile strength |
280 MPa |
40610 psi |
| Yield strength |
150 MPa |
21755 psi |
| Elongation at break |
26% |
26% |
| Shear modulus |
26 GPa |
3770 ksi |
| Poisson’s ratio |
0.33 |
0.33 |
Thermal Properties
The thermal properties of aluminum 6111-T4 alloy are tabulated below.
| Properties |
Metric |
Imperial |
| Thermal conductivity |
154 W/mK |
1068 BTU in/hr.ft².°F |
Applications
Aluminum 6111 alloy is chiefly used in the automotive sector for components such as exposed body panels so as to reduce the overall weight of the vehicle.