Aluminium square bar, manufactured in alloy 6082 T6, an alloy with good mechanical properties, good corrosion resistance and suitability for hard and protective anodising. Ideal for structural parts in general.
Aluminium square bar, manufactured in alloy 6082 T6, an alloy with good mechanical properties, good corrosion resistance and suitability for hard and protective anodising. Ideal for structural parts in general.
The 20×20 extruded aluminium square bar is made of EN AW 6082 alloy. An aluminium alloy belonging to the 6000 family, with magnesium and silicon as the main alloying elements.
This aluminium alloy is suitable for the manufacture of parts that require medium-high strength and have a medium-complexity design. It also has high corrosion resistance and excellent weldability.
This aluminium alloy has the following composition under standard EN 573-3:
|
|
Si |
Fe |
Cu |
Mn |
Mg |
Cr |
Ni |
Zn |
Ti |
Ga |
V |
Others |
Al |
|
|
Indiv. |
Total |
|||||||||||||
|
min |
0.70 |
|
|
0.40 |
0.60 |
|
|
|
|
|
|
|
|
|
|
max. |
1.30 |
0.50 |
0.10 |
1.00 |
1.20 |
0.25 |
– |
0.20 |
0.10 |
– |
– |
0.05 |
0.15 |
Rest |
Bars manufactured in EN AW 6082 alloy are supplied in T6 treatment condition.
Their mechanical properties, in accordance with standards EN 745-2 and 755-2, are as follows:
|
Condition |
Profile thickness mm |
Rm MPa |
Rp0.2 MPa |
A min. |
A50 mm min. |
HBW hardness* |
||
|
min. |
Max. |
min. |
Max. |
|||||
|
T6 (Calibrated) |
≤ 80 |
310 |
– |
255 |
– |
10 |
9 |
95 |
|
T6 |
≤ 20 |
295 |
– |
250 |
– |
8 |
6 |
95 |
|
20 < d ≤ 150 |
310 |
– |
260 |
– |
8 |
– |
95 |
|
|
150 < d ≤ 200 |
280 |
– |
240 |
– |
6 |
– |
95 |
|
|
200 < d ≤ 250 |
270 |
– |
200 |
– |
6 |
– |
95 |
|
*Reference value for informational purposes only.
The EN AW 6082 alloy has the following physical properties:
|
Elastic modulus |
Coefficient of expansion per °C (20°-100°C) |
Thermal conductivity |
Resistivity µW·cm(2) /cm |
|
|
W/mK |
Cal/cm·s·°C |
|||
|
68,600 MPa |
23 x 10-6 |
185 |
0.44 |
3.8 |
The general performance of the EN AW 6082 aluminium alloy is as follows in the areas listed below:
– Corrosion resistance: Very good.
– Weldability: Good.
– Formability: Good.
– Suitability for anodising: Good.
– Machinability: Good.
The classification is made in the following range: excellent, very good, good, fair and poor.
The main applications of the EN AW 6082 alloy are as follows:
– All types of components and flat elements for machinery and other types of equipment that are to be cut by laser or water, requiring medium-high mechanical strength, corrosion resistance and even welded parts.