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6106 Aluminum vs. 6065 Aluminum

Both 6106 aluminum and 6065 aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is 6106 aluminum and the bottom bar is 6065 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
68
Elongation at Break, % 9.1
4.5 to 11
Fatigue Strength, MPa 88
96 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 170
190 to 230
Tensile Strength: Ultimate (UTS), MPa 290
310 to 400
Tensile Strength: Yield (Proof), MPa 220
270 to 380

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 660
640
Melting Onset (Solidus), °C 610
590
Specific Heat Capacity, J/kg-K 900
890
Thermal Conductivity, W/m-K 190
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 49
43
Electrical Conductivity: Equal Weight (Specific), % IACS 160
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 8.3
8.4
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
17 to 34
Resilience: Unit (Modulus of Resilience), kJ/m3 370
540 to 1040
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
49
Strength to Weight: Axial, points 29
31 to 40
Strength to Weight: Bending, points 35
36 to 43
Thermal Diffusivity, mm2/s 78
67
Thermal Shock Resistance, points 13
14 to 18

Alloy Composition

Aluminum (Al), % 97.2 to 99.3
94.4 to 98.2
Bismuth (Bi), % 0
0.5 to 1.5
Chromium (Cr), % 0 to 0.2
0 to 0.15
Copper (Cu), % 0 to 0.25
0.15 to 0.4
Iron (Fe), % 0 to 0.35
0 to 0.7
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0.4 to 0.8
0.8 to 1.2
Manganese (Mn), % 0.050 to 0.2
0 to 0.15
Silicon (Si), % 0.3 to 0.6
0.4 to 0.8
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.15
0 to 0.25
Zirconium (Zr), % 0
0 to 0.15
Residuals, % 0
0 to 0.15