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3003 Aluminum vs. 6061 Aluminum

Both 3003 aluminum and 6061 aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common. There are 31 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 3003 aluminum and the bottom bar is 6061 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 1.1 to 28
3.4 to 20
Fatigue Strength, MPa 39 to 90
58 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 68 to 130
84 to 210
Tensile Strength: Ultimate (UTS), MPa 110 to 240
130 to 410
Tensile Strength: Yield (Proof), MPa 40 to 210
76 to 370

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 640
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 180
170
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
43
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Calomel Potential, mV -740
-740
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 0.95 to 63
3.8 to 81
Resilience: Unit (Modulus of Resilience), kJ/m3 11 to 300
42 to 1000
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 11 to 24
13 to 42
Strength to Weight: Bending, points 18 to 30
21 to 45
Thermal Diffusivity, mm2/s 71
68
Thermal Shock Resistance, points 4.7 to 10
5.7 to 18

Alloy Composition


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Aluminum (Al), % 96.8 to 99
95.9 to 98.6
Chromium (Cr), % 0
0.040 to 0.35
Copper (Cu), % 0.050 to 0.2
0.15 to 0.4
Iron (Fe), % 0 to 0.7
0 to 0.7
Magnesium (Mg), % 0
0.8 to 1.2
Manganese (Mn), % 1.0 to 1.5
0 to 0.15
Silicon (Si), % 0 to 0.6
0.4 to 0.8
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15

Comparable Variants