MakeItFrom.com
Menu (ESC)

6081 Aluminum vs. 7005 Aluminum

Both 6081 aluminum and 7005 aluminum are aluminum alloys. They have a moderately high 95% 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 6081 aluminum and the bottom bar is 7005 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 9.0
10 to 20
Fatigue Strength, MPa 110
100 to 190
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 180
120 to 230
Tensile Strength: Ultimate (UTS), MPa 310
200 to 400
Tensile Strength: Yield (Proof), MPa 270
95 to 350

Thermal Properties

Latent Heat of Fusion, J/g 410
380
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 610
610
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 180
140 to 170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
35 to 43
Electrical Conductivity: Equal Weight (Specific), % IACS 160
110 to 130

Otherwise Unclassified Properties

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

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
32 to 57
Resilience: Unit (Modulus of Resilience), kJ/m3 540
65 to 850
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 32
19 to 38
Strength to Weight: Bending, points 37
26 to 41
Thermal Diffusivity, mm2/s 74
54 to 65
Thermal Shock Resistance, points 14
8.7 to 18

Alloy Composition

Aluminum (Al), % 96.3 to 98.6
91 to 94.7
Chromium (Cr), % 0 to 0.1
0.060 to 0.2
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.5
0 to 0.4
Magnesium (Mg), % 0.6 to 1.0
1.0 to 1.8
Manganese (Mn), % 0.1 to 0.45
0.2 to 0.7
Silicon (Si), % 0.7 to 1.1
0 to 0.35
Titanium (Ti), % 0 to 0.15
0.010 to 0.060
Zinc (Zn), % 0 to 0.2
4.0 to 5.0
Zirconium (Zr), % 0
0.080 to 0.2
Residuals, % 0
0 to 0.15