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EN AC-42200 Aluminum vs. CC491K Bronze

EN AC-42200 aluminum belongs to the aluminum alloys classification, while CC491K bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, 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-42200 aluminum and the bottom bar is CC491K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 89 to 100
73
Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 3.0 to 6.7
13
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 320
260
Tensile Strength: Yield (Proof), MPa 240 to 260
120

Thermal Properties

Latent Heat of Fusion, J/g 500
190
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 610
980
Melting Onset (Solidus), °C 600
900
Specific Heat Capacity, J/kg-K 910
370
Thermal Conductivity, W/m-K 150
71
Thermal Expansion, µm/m-K 22
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
15
Electrical Conductivity: Equal Weight (Specific), % IACS 140
15

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 2.6
8.9
Embodied Carbon, kg CO2/kg material 8.0
3.1
Embodied Energy, MJ/kg 150
51
Embodied Water, L/kg 1110
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.0 to 20
27
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 490
67
Stiffness to Weight: Axial, points 15
6.7
Stiffness to Weight: Bending, points 53
18
Strength to Weight: Axial, points 34 to 35
8.1
Strength to Weight: Bending, points 40 to 41
10
Thermal Diffusivity, mm2/s 66
22
Thermal Shock Resistance, points 15
9.3

Alloy Composition

Aluminum (Al), % 91 to 93.1
0 to 0.010
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 0 to 0.050
81 to 87
Iron (Fe), % 0 to 0.19
0 to 0.3
Lead (Pb), % 0
4.0 to 6.0
Magnesium (Mg), % 0.45 to 0.7
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 6.5 to 7.5
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
4.0 to 6.0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.070
4.0 to 6.0
Residuals, % 0 to 0.1
0