Strength in numbers

Aluminium Alloy   |   BS-L

6L16 H14/H24 Sheet


6L16 - 1200 is a commercially pure aluminium sheet that may be clad with alloy 7072 for better protection against stress corrosion cracking.

Chemical Composition

BS 6L16(1985)
Alloy 6L16
Chemical Element % Present
Copper (Cu) 0.05 max
Titanium (Ti) 0.05 max
Manganese (Mn) 0.05 max
Other (Each) 0.05 max
Zinc (Zn) 0.1 max
Others (Total) 0.15 max
Silicon + Iron (Si+Fe) 1 max
Aluminium (Al) 99 min

The material shall be supplied cold rolled (temper designation H14), or cold rolled and partially annealed (temper designation H24). No heat treatment is required.

Alloy Designations

Aluminium alloy 6L16 - 1200 is covered by Standard BS EN 6L16 (1985) 

Temper Types

The most common tempers for 6L16 - 1200 aluminium are:

  • H14
  • H24

Supplied Forms

6L16 - 1200 aluminium is supplied in Sheet and Strip.

  • Sheet
  • Strip

Generic Physical Properties

Physical Property Value
Density 2.59 g/cm³
Melting Point 657 °C
Thermal Expansion 23.4 x10^-6 /K
Modulus of Elasticity 69 GPa
Thermal Conductivity 225 W/m.K
Electrical Resistivity 58.5 % IACS
The specification covers sheet and strip of 99% aluminium. The elongation value shown in the mechanical properties table apply to material with nominal thickness 0.4mm up to and including 0.8mm. Different values for additional nominal thicknesses are shown in the specification.

Mechanical Properties

BS 6L16(1985)
Sheet -
Mechanical Property Value
Tensile Strength 110 Min - 140 Max MPa
Elongation A50 mm 3 Min %
Proof Stress 100 Min MPa

The values listed above are for L16 sheet in H14 or H24 condition