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EN AC-42100 Aluminum vs. C40500 Penny Bronze

EN AC-42100 aluminum belongs to the aluminum alloys classification, while C40500 penny bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, 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 EN AC-42100 aluminum and the bottom bar is C40500 penny bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 3.4 to 9.0
3.0 to 49
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
43
Tensile Strength: Ultimate (UTS), MPa 280 to 290
270 to 540
Tensile Strength: Yield (Proof), MPa 210 to 230
79 to 520

Thermal Properties

Latent Heat of Fusion, J/g 500
200
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 610
1060
Melting Onset (Solidus), °C 600
1020
Specific Heat Capacity, J/kg-K 910
380
Thermal Conductivity, W/m-K 150
160
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
41
Electrical Conductivity: Equal Weight (Specific), % IACS 140
42

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
30
Density, g/cm3 2.6
8.8
Embodied Carbon, kg CO2/kg material 8.0
2.7
Embodied Energy, MJ/kg 150
43
Embodied Water, L/kg 1110
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.1 to 23
16 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 370
28 to 1200
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 53
18
Strength to Weight: Axial, points 30 to 31
8.5 to 17
Strength to Weight: Bending, points 37 to 38
10 to 17
Thermal Diffusivity, mm2/s 66
48
Thermal Shock Resistance, points 13
9.5 to 19

Alloy Composition

Aluminum (Al), % 91.3 to 93.3
0
Copper (Cu), % 0 to 0.050
94 to 96
Iron (Fe), % 0 to 0.19
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0.25 to 0.45
0
Manganese (Mn), % 0 to 0.1
0
Silicon (Si), % 6.5 to 7.5
0
Tin (Sn), % 0
0.7 to 1.3
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.070
2.1 to 5.3
Residuals, % 0
0 to 0.5