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6014 Aluminum vs. 6008 Aluminum

Both 6014 aluminum and 6008 aluminum are aluminum alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is 6014 aluminum and the bottom bar is 6008 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 9.1 to 17
9.1 to 17
Fatigue Strength, MPa 43 to 79
55 to 88
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 96 to 150
120 to 170
Tensile Strength: Ultimate (UTS), MPa 160 to 260
200 to 290
Tensile Strength: Yield (Proof), MPa 80 to 200
100 to 220

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 620
620
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 200
190
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 53
49
Electrical Conductivity: Equal Weight (Specific), % IACS 180
160

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.6
8.5
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 1190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
24 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 46 to 300
76 to 360
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 16 to 26
21 to 29
Strength to Weight: Bending, points 24 to 33
28 to 35
Thermal Diffusivity, mm2/s 83
77
Thermal Shock Resistance, points 7.0 to 11
9.0 to 13

Alloy Composition

Aluminum (Al), % 97.1 to 99.2
96.5 to 99.1
Chromium (Cr), % 0 to 0.2
0 to 0.3
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 0 to 0.35
0 to 0.35
Magnesium (Mg), % 0.4 to 0.8
0.4 to 0.7
Manganese (Mn), % 0.050 to 0.2
0 to 0.3
Silicon (Si), % 0.3 to 0.6
0.5 to 0.9
Titanium (Ti), % 0 to 0.1
0 to 0.1
Vanadium (V), % 0.050 to 0.2
0.050 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.2
Residuals, % 0
0 to 0.15

Comparable Variants