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6013 Aluminum vs. 7003 Aluminum

Both 6013 aluminum and 7003 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 6013 aluminum and the bottom bar is 7003 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 3.4 to 22
11
Fatigue Strength, MPa 98 to 140
130 to 150
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 190 to 240
210 to 230
Tensile Strength: Ultimate (UTS), MPa 310 to 410
350 to 390
Tensile Strength: Yield (Proof), MPa 170 to 350
300 to 310

Thermal Properties

Latent Heat of Fusion, J/g 410
380
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 580
510
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
36
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
2.9
Embodied Carbon, kg CO2/kg material 8.3
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 58
37 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 900
630 to 710
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
47
Strength to Weight: Axial, points 31 to 41
33 to 37
Strength to Weight: Bending, points 37 to 44
37 to 40
Thermal Diffusivity, mm2/s 60
59
Thermal Shock Resistance, points 14 to 18
15 to 17

Alloy Composition

Aluminum (Al), % 94.8 to 97.8
90.6 to 94.5
Chromium (Cr), % 0 to 0.1
0 to 0.2
Copper (Cu), % 0.6 to 1.1
0 to 0.2
Iron (Fe), % 0 to 0.5
0 to 0.35
Magnesium (Mg), % 0.8 to 1.2
0.5 to 1.0
Manganese (Mn), % 0.2 to 0.8
0 to 0.3
Silicon (Si), % 0.6 to 1.0
0 to 0.3
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.25
5.0 to 6.5
Zirconium (Zr), % 0
0.050 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants