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C19000 Copper vs. 7049A Aluminum

C19000 copper belongs to the copper alloys classification, while 7049A aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 C19000 copper and the bottom bar is 7049A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
71
Elongation at Break, % 2.5 to 50
5.0 to 5.7
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
27
Shear Strength, MPa 170 to 390
340 to 350
Tensile Strength: Ultimate (UTS), MPa 260 to 760
580 to 590
Tensile Strength: Yield (Proof), MPa 140 to 630
500 to 530

Thermal Properties

Latent Heat of Fusion, J/g 210
370
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1080
640
Melting Onset (Solidus), °C 1040
430
Specific Heat Capacity, J/kg-K 390
850
Thermal Conductivity, W/m-K 250
130
Thermal Expansion, µm/m-K 17
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
40
Electrical Conductivity: Equal Weight (Specific), % IACS 61
120

Otherwise Unclassified Properties

Base Metal Price, % relative 31
10
Density, g/cm3 8.9
3.1
Embodied Carbon, kg CO2/kg material 2.7
8.2
Embodied Energy, MJ/kg 42
150
Embodied Water, L/kg 310
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 110
28 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 89 to 1730
1800 to 1990
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
44
Strength to Weight: Axial, points 8.2 to 24
52 to 53
Strength to Weight: Bending, points 10 to 21
50 to 51
Thermal Diffusivity, mm2/s 73
50
Thermal Shock Resistance, points 9.3 to 27
25

Alloy Composition

Aluminum (Al), % 0
84.6 to 89.5
Chromium (Cr), % 0
0.050 to 0.25
Copper (Cu), % 96.9 to 99
1.2 to 1.9
Iron (Fe), % 0 to 0.1
0 to 0.5
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0
2.1 to 3.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0.9 to 1.3
0
Phosphorus (P), % 0.15 to 0.35
0
Silicon (Si), % 0
0 to 0.4
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0 to 0.8
7.2 to 8.4
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15