ENAW-AlZn5.5Mg1.5
Wrought Aluminum Alloys
Property Overview
Density-g/cm³
Elastic ModulusUnknown
Tensile Strength410MPa
Yield Strength350MPa
Brinell Hardness120HB
Maximum Service TemperatureUnknown
Chemical Composition
MG
ENAW-AlZn5.5Mg1.5 ( ENAW-7021 ) Aluminium - 7000 series ( Zinc Zn is major alloying element ) Chemical composition. Equivalents of ENAW-AlZn5.5Mg1.5 ( ENAW-7021 ). Standards.1 Mechanical Properties. Hardness%
Mechanical
A - Min. elongation Lo = 50mm (%) (T6)
8
A - Min. elongation at fracture (%) (T6)
10
R p0.2 0.2% proof strength (MPa) (T6)
350
Rm - Tensile strength (MPa) (T6)
410
Hardness
Brinell hardness (HBW): (T6)
120
Other
F
Fabricated (as cast)
H
Strain hardened
O
Annealed
T
Thermally treated to produce stable tempers other than F, O or H
T1
Cooled from an elevated temperature shaping process and naturally aged
T2
Cooled from an elevated temperature shaping process, cold worked and naturally aged
T3
Solution heat treated, cold worked and naturally aged
T4
Solution heat treated and naturally aged
T5
Cooled from an elevated temperature shaping process and then artificially aged
T6
Solution heat treated and then artificially aged
T7
Solution heat treated and then artificially overaged (stabilised)
T8
Solution heat treated, cold worked and then artificially aged
T9
Solution heat treated, artificially aged and then cold worked
W
Solution heat treated (unstable temper)
Registered Designations & Aliases
ENAW-7021ENAW-AlZn5.5Mg1.5
Standards
EN 485-2 EN 485-2: 2008 Aluminium and aluminium alloys. Sheet, strip and plate. Mechanical properties
EN 573-3 EN 573-3: 2009 Aluminium and aluminium alloys. Chemical composition and form of wrought products. Chemical composition and form of products
EN 755-2 EN 755-2: 2008 Aluminium and aluminium alloys. Extruded rod/bar, tube and profiles. Mechanical properties
EN 941 EN 941: 1996 Aluminium and aluminium alloys. Circle and circle stock for general applications. Specifications