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7010 Aluminum vs. C90700 Bronze

7010 aluminum belongs to the aluminum alloys classification, while C90700 bronze 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 7010 aluminum and the bottom bar is C90700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 3.9 to 6.8
12
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 520 to 590
330
Tensile Strength: Yield (Proof), MPa 410 to 540
180

Thermal Properties

Latent Heat of Fusion, J/g 380
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 630
1000
Melting Onset (Solidus), °C 480
830
Specific Heat Capacity, J/kg-K 860
370
Thermal Conductivity, W/m-K 150
71
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
10
Electrical Conductivity: Equal Weight (Specific), % IACS 120
10

Otherwise Unclassified Properties

Base Metal Price, % relative 10
35
Density, g/cm3 3.0
8.7
Embodied Carbon, kg CO2/kg material 8.3
3.7
Embodied Energy, MJ/kg 150
60
Embodied Water, L/kg 1120
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22 to 33
34
Resilience: Unit (Modulus of Resilience), kJ/m3 1230 to 2130
150
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 45
18
Strength to Weight: Axial, points 47 to 54
10
Strength to Weight: Bending, points 47 to 52
12
Thermal Diffusivity, mm2/s 58
22
Thermal Shock Resistance, points 22 to 26
12

Alloy Composition

Aluminum (Al), % 87.9 to 90.6
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Chromium (Cr), % 0 to 0.050
0
Copper (Cu), % 1.5 to 2.0
88 to 90
Iron (Fe), % 0 to 0.15
0 to 0.15
Lead (Pb), % 0
0 to 0.5
Magnesium (Mg), % 2.1 to 2.6
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.050
0 to 0.5
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.12
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
10 to 12
Titanium (Ti), % 0 to 0.060
0
Zinc (Zn), % 5.7 to 6.7
0 to 0.5
Zirconium (Zr), % 0.1 to 0.16
0
Residuals, % 0
0 to 0.6