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Related Specifications
Aluminium alloy BS L168-2014A has similarities to the following standard designations and specifications but may not be a direct equivalent:
- 2014, AMS4121
Temper Types
The most common tempers for L168-2014A aluminium are:
- T6510
- T6511
- T6
Properties
Chemical Composition
Alloy L168
BS L168(1978)
| Chemical Element | % Present |
|---|---|
Silicon (Si) | 0.50 - 0.90 |
Iron (Fe) | 0.00 - 0.50 |
Copper (Cu) | 3.90 - 5.00 |
Manganese (Mn) | 0.40 - 1.20 |
Chromium (Cr) | 0.00 - 0.10 |
Magnesium (Mg) | 0.20 - 0.80 |
Zinc (Zn) | 0.00 - 0.25 |
Nickel (Ni) | 0.00 - 0.10 |
Titanium (Ti) | 0.00 - 0.15 |
Titanium + Zirconium (Ti+Zr) | 0.00 - 0.20 |
Others (Total) | 0.00 - 0.15 |
Other (Each) | 0.00 - 0.05 |
Aluminium (Al) | Balance |
General Physical Properties
| Physical Property | Value |
|---|---|
Density | 2.80 g/cm³ |
Melting Point | 640 °C |
Thermal Expansion | 22.8 x 10-6/K |
Modulus of Elasticity | 73 GPa |
Thermal Conductivity | 155 W/m.K |
Electrical Resistivity | 40 % IACS |
Applications
- Aerospace components
- High technology applications
Characteristics
- High strength
- Very good machinability
- Poor resistance to atmospheric corrosive attack. To protect the material against atmospheric corrosion in storage, the material can be lightly coated with a Lanolin based protective oil.
Additional Information
Mechanical Properties
These mechanical properties are for bar in the T6511 temper
| Diameter | Proof Strength (Min) | Tensile Strenth (Min) | Elongation % (Min) |
|---|---|---|---|
| Up to & incl 2.5 | 370 | 415 | 6 |
| Over 2.5 up to and incl. 10 | 385 | 435 | 6 |
| Over 10 up to and incl. 25 | 415 | 460 | 7 |
| Over 25 up to and incl. 75 | 440 | 490 | 7 |
| Over 75 up to and incl. 100 | 435 | 480 | 7 |
| Over 100 up to and incl. 150 | 420 | 465 | 7 |
| Over 150 up to and incl. 200 | 390 | 435 | 7 |
