Aluminium 6082
Aluminium 6082 is a medium strength alloy with excellent corrosion resistance. In plate form, 6082 is the most commonly used alloy for machining. It also has the highest strength of any alloy in the 6000 series. This strength has meant that 6082 has replaced the older 6061 in many applications.
In the T6 and T651 temper, 6082 machines very well producing tight coils of swarf when chip breakers are used.
6082’s properties means it is typically used in…
· High stress applications
· Trusses
· Bridges
· Cranes
· Transport applications
· Ore skips
· Beer barrels
· Milk churns
We stock aluminium 6082 in bars, flats, squares, tubes, plate and various specialised shapes in the following sizes:
Bars: From 1/8” dia – 16” dia
Flats: From 1/4″ x 1/8 – 8” x 1/2”
Tubes: From 5/16”OD X 16swg – 12”OD x 1” wall
Plate: 2000mm x 1000mm x o.5mm – 2500mm x 1250mm x 100mm
Chemical & Physical Properties
Typical Chemical Composition
Elements |
Min % |
Max % |
Al |
Remainder |
|
Cr |
|
0.25 |
Cu |
|
0.10 |
Fe |
|
0.50 |
Mg |
|
1.2 |
Mn |
|
1.0 |
Others each |
|
0.05 |
Others total |
|
0.15 |
Si |
|
1.3 |
Ti |
|
0.10 |
Zn |
|
0.20 |
Typical Mechanical Properties
Property/Unit | Condition | Temp | Size | Min |
Brinell Hardness (HB) | T6 | RT | 95 | |
0.2% Proof Stress (N/mm2) | T6 | RT | <= 20MM | 255 |
Tensile strength (N/mm2) | T6 | RT | <= 20MM | 295 |
Elongation in 5.65Ö cross sectional area | T6 | RT | <= 20MM | 9 |
Elongation in 50mm % | T6 | RT | <= 10MM | 7 |
0.2% proof Stress (N/mm2) | T6 | RT | >20<= 150MM | 270 |
Tensile strength (N/mm2) | T6 | RT | >20<= 150MM | 310 |
Elongation in 5.65Ö cross sectional area | T6 | RT | >20<= 150MM | 8 |
0.2% proof Stress (N/mm2) | T6 | RT | >150MM< = 200MM | 240 |
Tensile strength (N/mm2) | T6 | RT | >150MM< = 200MM | 280 |
Elongation in 5.65Ö cross sectional area | T6 | RT | >150MM< = 200MM | 5 |
Tolerances
Bar
Diameter | Tolerance |
8mm – 18mm | +/- 0.22mm |
18mm – 25mm | +/- 0.25mm |
25mm – 40mm | +/- 0.30mm |
40mm – 50mm | +/- 0.35mm |
50mm – 65mm | +/- 0.40mm |
65mm – 80mm | +/- 0.45mm |
80mm – 100mm | +/- 0.55mm |
100mm – 120mm | +/- 0.65mm |
120mm – 150mm | +/- 0.80mm |
150mm – 180mm | +/- 1.00mm |
180mm – 220mm | +/- 1.15mm |
220mm – 270mm | +/- 1.30mm |
270mm – 320mm | +/- 1.60mm |
Plate
Thickness | Up to 1250mm | 1250mm – 1600mm | 1600mm – 2000mm |
2.5mm – 4mm | +/-0.28mm | +/-0.28mm | +/-0.32mm |
4mm – 5mm | +/-0.30mm | +/-0.30mm | +/-0.35mm |
5mm – 6mm | +/-0.32mm | +/-0.32mm | +/-0.40mm |
6mm – 8mm | +/-0.35mm | +/-0.40mm | +/-0.40mm |
8mm – 10mm | +/-0.45mm | +/-0.50mm | +/-0.50mm |
10mm – 15mm | +/-0.50mm | +/-0.60mm | +/-0.65mm |
15mm – 20mm | +/-0.60mm | +/-0.70mm | +/-0.75mm |
20mm – 30mm | +/-0.65mm | +/-0.75mm | +/-0.85mm |
30mm – 40mm | +/-0.75mm | +/-0.85mm | +/-1.00mm |
40mm – 50mm | +/-0.90mm | +/-1.00mm | +/-1.10mm |
50mm – 60mm | +/-1.10mm | +/-1.20mm | +/-1.40mm |
60mm – 80mm | +/-1.40mm | +/-1.50mm | +/-1.70mm |
80mm – 100mm | +/-1.70mm | +/-1.80mm | +/-1.90mm |
100mm – 150mm | +/-2.20mm | +/-2.20mm | +/-2.70mm |
150mm – 200mm | +/-2.80mm | +/-2.80mm | +/-3.30mm |