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Strength in numbers

Aluminium Alloy   |   BS-L

L102 T4511 Bar

Commercial2014A - Obsolete

Applications:
High strength structural components: aircraft (e.g. fittings and wheels), military vehicles and bridges, forgings for trucks and machinery (hydraulic etc.). weapons manufacture, structural applications.

Characteristic Properties:
Heat treatable alloy. High mechanical strength slightly higher than 2011 and 2017A.


Chemical Composition

BS L102(1971)
Alloy L102
Chemical Element % Present
Aluminium (Al) balance
Lead (Pb) 0.05 max
Tin (Sn) 0.05 max
Chromium (Cr) 0.1 max
Nickel (Ni) 0.2 max
Zinc (Zn) 0.2 max
Titanium + Zirconium (Ti+Zr) 0.2 max
Iron (Fe) 0.5 max
Magnesium (Mg) 0.2 - 0.8
Silicon (Si) 0.5 - 0.9
Manganese (Mn) 0.4 - 1.2
Copper (Cu) 3.9 - 5

Alloy Designations

Aluminium alloy BS L102 - 2014A is covered by standard BS EN 2L102 (1971)


Temper Types

The most common tempers for L102 - 2014A aluminium are:

  • T6
  • T4
  • T4511

Supplied Forms

L102 2014A T4511 is supplied as Bar

  • Bar

Generic Physical Properties

Physical Property Value
Density 2800 g/cm³
Melting Point 640 °C
Thermal Expansion 22.8 x10^-6 /K
Modulus of Elasticity 73000 GPa
Thermal Conductivity 134 W/m.K

Mechanical Properties

The following Mechanical Properties relate to T4511 temper material in various diameters:

 

Thickness (mm) Proof Strength Tensile Strength Elongation
Up to & incl. 10 235 Min 370 Min 11% Min
Over 10 up to & incl. 20 260 Min 400 Min 11% Min
Over 20 up to & incl. 75 270 Min 410 Min 14% Min
Over 75 up to & incl. 150 260 Min 400 Min 12% Min
Over 150 up to & incl. 200 230 Min 370 Min 8% Min