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6262A Aluminum vs. C82700 Copper

6262A aluminum belongs to the aluminum alloys classification, while C82700 copper belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 6262A aluminum and the bottom bar is C82700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 4.5 to 11
1.8
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
46
Tensile Strength: Ultimate (UTS), MPa 310 to 410
1200
Tensile Strength: Yield (Proof), MPa 270 to 370
1020

Thermal Properties

Latent Heat of Fusion, J/g 400
240
Maximum Temperature: Mechanical, °C 160
300
Melting Completion (Liquidus), °C 640
950
Melting Onset (Solidus), °C 580
860
Specific Heat Capacity, J/kg-K 890
380
Thermal Conductivity, W/m-K 170
130
Thermal Expansion, µm/m-K 23
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
20
Electrical Conductivity: Equal Weight (Specific), % IACS 140
21

Otherwise Unclassified Properties

Density, g/cm3 2.8
8.7
Embodied Carbon, kg CO2/kg material 8.4
12
Embodied Energy, MJ/kg 150
180
Embodied Water, L/kg 1190
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 34
21
Resilience: Unit (Modulus of Resilience), kJ/m3 540 to 1000
4260
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 49
19
Strength to Weight: Axial, points 31 to 41
38
Strength to Weight: Bending, points 36 to 44
29
Thermal Diffusivity, mm2/s 67
39
Thermal Shock Resistance, points 14 to 18
41

Alloy Composition

Aluminum (Al), % 94.2 to 97.8
0 to 0.15
Beryllium (Be), % 0
2.4 to 2.6
Bismuth (Bi), % 0.4 to 0.9
0
Chromium (Cr), % 0.040 to 0.14
0 to 0.090
Copper (Cu), % 0.15 to 0.4
94.6 to 96.7
Iron (Fe), % 0 to 0.7
0 to 0.25
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0.8 to 1.2
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0
1.0 to 1.5
Silicon (Si), % 0.4 to 0.8
0 to 0.15
Tin (Sn), % 0.4 to 1.0
0 to 0.1
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
0 to 0.1
Residuals, % 0
0 to 0.5