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7003 Aluminum vs. 6101A Aluminum

Both 7003 aluminum and 6101A aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 11
11
Fatigue Strength, MPa 130 to 150
80
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 210 to 230
130
Tensile Strength: Ultimate (UTS), MPa 350 to 390
220
Tensile Strength: Yield (Proof), MPa 300 to 310
190

Thermal Properties

Latent Heat of Fusion, J/g 380
400
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 630
640
Melting Onset (Solidus), °C 510
630
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 150
200
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
55
Electrical Conductivity: Equal Weight (Specific), % IACS 110
180

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1140
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 41
24
Resilience: Unit (Modulus of Resilience), kJ/m3 630 to 710
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
51
Strength to Weight: Axial, points 33 to 37
23
Strength to Weight: Bending, points 37 to 40
30
Thermal Diffusivity, mm2/s 59
84
Thermal Shock Resistance, points 15 to 17
10

Alloy Composition

Aluminum (Al), % 90.6 to 94.5
97.9 to 99.3
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.2
0 to 0.050
Iron (Fe), % 0 to 0.35
0 to 0.4
Magnesium (Mg), % 0.5 to 1.0
0.4 to 0.9
Manganese (Mn), % 0 to 0.3
0
Silicon (Si), % 0 to 0.3
0.3 to 0.7
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 5.0 to 6.5
0
Zirconium (Zr), % 0.050 to 0.25
0
Residuals, % 0
0 to 0.1