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EN AC-21100 Aluminum vs. CC493K Bronze

EN AC-21100 aluminum belongs to the aluminum alloys classification, while CC493K 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-21100 aluminum and the bottom bar is CC493K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
74
Elastic (Young's, Tensile) Modulus, GPa 71
100
Elongation at Break, % 6.2 to 7.3
14
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
39
Tensile Strength: Ultimate (UTS), MPa 340 to 350
270
Tensile Strength: Yield (Proof), MPa 210 to 240
140

Thermal Properties

Latent Heat of Fusion, J/g 390
180
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 670
960
Melting Onset (Solidus), °C 550
880
Specific Heat Capacity, J/kg-K 880
360
Thermal Conductivity, W/m-K 130
61
Thermal Expansion, µm/m-K 23
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
12
Electrical Conductivity: Equal Weight (Specific), % IACS 100
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
32
Density, g/cm3 3.0
8.9
Embodied Carbon, kg CO2/kg material 8.0
3.3
Embodied Energy, MJ/kg 150
53
Embodied Water, L/kg 1150
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 21
33
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 400
89
Stiffness to Weight: Axial, points 13
6.5
Stiffness to Weight: Bending, points 46
18
Strength to Weight: Axial, points 31 to 33
8.6
Strength to Weight: Bending, points 36 to 37
11
Thermal Diffusivity, mm2/s 48
19
Thermal Shock Resistance, points 15
10

Alloy Composition


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Aluminum (Al), % 93.4 to 95.7
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Copper (Cu), % 4.2 to 5.2
79 to 86
Iron (Fe), % 0 to 0.19
0 to 0.2
Lead (Pb), % 0
5.0 to 8.0
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 0 to 0.18
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
5.2 to 8.0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.070
2.0 to 5.0
Residuals, % 0 to 0.1
0