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7005 Aluminum vs. 4006 Aluminum

Both 7005 aluminum and 4006 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 7005 aluminum and the bottom bar is 4006 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 10 to 20
3.4 to 24
Fatigue Strength, MPa 100 to 190
35 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 120 to 230
70 to 91
Tensile Strength: Ultimate (UTS), MPa 200 to 400
110 to 160
Tensile Strength: Yield (Proof), MPa 95 to 350
62 to 140

Thermal Properties

Latent Heat of Fusion, J/g 380
410
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 610
620
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 140 to 170
220
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35 to 43
56
Electrical Conductivity: Equal Weight (Specific), % IACS 110 to 130
180

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32 to 57
5.1 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 850
28 to 130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
50
Strength to Weight: Axial, points 19 to 38
11 to 16
Strength to Weight: Bending, points 26 to 41
19 to 24
Thermal Diffusivity, mm2/s 54 to 65
89
Thermal Shock Resistance, points 8.7 to 18
4.9 to 7.0

Alloy Composition

Aluminum (Al), % 91 to 94.7
97.4 to 98.7
Chromium (Cr), % 0.060 to 0.2
0 to 0.2
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.4
0.5 to 0.8
Magnesium (Mg), % 1.0 to 1.8
0 to 0.010
Manganese (Mn), % 0.2 to 0.7
0 to 0.050
Silicon (Si), % 0 to 0.35
0.8 to 1.2
Titanium (Ti), % 0.010 to 0.060
0
Zinc (Zn), % 4.0 to 5.0
0 to 0.050
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0
0 to 0.15

Comparable Variants