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6101-T6 Aluminum vs. 7003-T6 Aluminum

Both 6101-T6 aluminum and 7003-T6 aluminum are aluminum alloys. Both are furnished in the T6 temper. 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 (1, in this case) are not shown.

For each property being compared, the top bar is 6101-T6 aluminum and the bottom bar is 7003-T6 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 15
11
Fatigue Strength, MPa 88
130
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 140
230
Tensile Strength: Ultimate (UTS), MPa 220
390
Tensile Strength: Yield (Proof), MPa 200
310

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 620
510
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 220
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 57
36
Electrical Conductivity: Equal Weight (Specific), % IACS 190
110

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
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32
41
Resilience: Unit (Modulus of Resilience), kJ/m3 280
710
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 23
37
Strength to Weight: Bending, points 30
40
Thermal Diffusivity, mm2/s 89
59
Thermal Shock Resistance, points 9.9
17

Alloy Composition

Aluminum (Al), % 97.6 to 99.4
90.6 to 94.5
Boron (B), % 0 to 0.060
0
Chromium (Cr), % 0 to 0.030
0 to 0.2
Copper (Cu), % 0 to 0.1
0 to 0.2
Iron (Fe), % 0 to 0.5
0 to 0.35
Magnesium (Mg), % 0.35 to 0.8
0.5 to 1.0
Manganese (Mn), % 0 to 0.030
0 to 0.3
Silicon (Si), % 0.3 to 0.7
0 to 0.3
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.1
5.0 to 6.5
Zirconium (Zr), % 0
0.050 to 0.25
Residuals, % 0
0 to 0.15