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6182 Aluminum vs. C99300 Copper

6182 aluminum belongs to the aluminum alloys classification, while C99300 copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 6182 aluminum and the bottom bar is C99300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 6.8 to 13
2.0
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
46
Tensile Strength: Ultimate (UTS), MPa 230 to 320
660
Tensile Strength: Yield (Proof), MPa 130 to 270
380

Thermal Properties

Latent Heat of Fusion, J/g 410
240
Maximum Temperature: Mechanical, °C 190
250
Melting Completion (Liquidus), °C 640
1080
Melting Onset (Solidus), °C 600
1070
Specific Heat Capacity, J/kg-K 900
450
Thermal Conductivity, W/m-K 160
43
Thermal Expansion, µm/m-K 23
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 130
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
35
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.4
4.5
Embodied Energy, MJ/kg 150
70
Embodied Water, L/kg 1170
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
11
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 520
590
Stiffness to Weight: Axial, points 14
8.3
Stiffness to Weight: Bending, points 50
20
Strength to Weight: Axial, points 23 to 32
22
Strength to Weight: Bending, points 30 to 38
20
Thermal Diffusivity, mm2/s 65
12
Thermal Shock Resistance, points 10 to 14
22

Alloy Composition

Aluminum (Al), % 95 to 97.9
10.7 to 11.5
Chromium (Cr), % 0 to 0.25
0
Cobalt (Co), % 0
1.0 to 2.0
Copper (Cu), % 0 to 0.1
68.6 to 74.4
Iron (Fe), % 0 to 0.5
0.4 to 1.0
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0.7 to 1.2
0
Manganese (Mn), % 0.5 to 1.0
0
Nickel (Ni), % 0
13.5 to 16.5
Silicon (Si), % 0.9 to 1.3
0 to 0.020
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.050 to 0.2
0
Residuals, % 0
0 to 0.3