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7076 Aluminum vs. EN AC-21200 Aluminum

Both 7076 aluminum and EN AC-21200 aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7076 aluminum and the bottom bar is EN AC-21200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
120 to 130
Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 6.2
3.9 to 6.2
Fatigue Strength, MPa 170
110 to 130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 530
410 to 440
Tensile Strength: Yield (Proof), MPa 460
270 to 360

Thermal Properties

Latent Heat of Fusion, J/g 380
390
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 630
660
Melting Onset (Solidus), °C 460
550
Specific Heat Capacity, J/kg-K 860
880
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
34
Electrical Conductivity: Equal Weight (Specific), % IACS 100
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 3.0
3.0
Embodied Carbon, kg CO2/kg material 8.0
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
16 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 1510
500 to 930
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
46
Strength to Weight: Axial, points 49
38 to 40
Strength to Weight: Bending, points 48
41 to 43
Thermal Diffusivity, mm2/s 54
49
Thermal Shock Resistance, points 23
18 to 19

Alloy Composition

Aluminum (Al), % 86.9 to 91.2
93.3 to 95.7
Copper (Cu), % 0.3 to 1.0
4.0 to 5.0
Iron (Fe), % 0 to 0.6
0 to 0.2
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 1.2 to 2.0
0.15 to 0.5
Manganese (Mn), % 0.3 to 0.8
0.2 to 0.5
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0 to 0.4
0 to 0.1
Tin (Sn), % 0
0 to 0.030
Titanium (Ti), % 0 to 0.2
0 to 0.1
Zinc (Zn), % 7.0 to 8.0
0 to 0.1
Residuals, % 0
0 to 0.1