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4147 Aluminum vs. C81500 Copper

4147 aluminum belongs to the aluminum alloys classification, while C81500 copper belongs to the copper alloys. There are 28 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 4147 aluminum and the bottom bar is C81500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
120
Elongation at Break, % 3.3
17
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
44
Tensile Strength: Ultimate (UTS), MPa 110
350
Tensile Strength: Yield (Proof), MPa 59
280

Thermal Properties

Latent Heat of Fusion, J/g 570
210
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 580
1090
Melting Onset (Solidus), °C 560
1080
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 130
320
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
82
Electrical Conductivity: Equal Weight (Specific), % IACS 120
83

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 2.5
8.9
Embodied Carbon, kg CO2/kg material 7.7
2.6
Embodied Energy, MJ/kg 140
41
Embodied Water, L/kg 1050
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.1
56
Resilience: Unit (Modulus of Resilience), kJ/m3 24
330
Stiffness to Weight: Axial, points 16
7.3
Stiffness to Weight: Bending, points 55
18
Strength to Weight: Axial, points 12
11
Strength to Weight: Bending, points 20
12
Thermal Diffusivity, mm2/s 58
91
Thermal Shock Resistance, points 5.2
12

Alloy Composition

Aluminum (Al), % 85 to 88.9
0 to 0.1
Beryllium (Be), % 0 to 0.00030
0
Chromium (Cr), % 0
0.4 to 1.5
Copper (Cu), % 0 to 0.25
97.4 to 99.6
Iron (Fe), % 0 to 0.8
0 to 0.1
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0.1 to 0.5
0
Manganese (Mn), % 0 to 0.1
0
Silicon (Si), % 11 to 13
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.1
Residuals, % 0
0 to 0.5