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EN AC-42100 Aluminum vs. C90200 Bronze

EN AC-42100 aluminum belongs to the aluminum alloys classification, while C90200 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-42100 aluminum and the bottom bar is C90200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
70
Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 3.4 to 9.0
30
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
41
Tensile Strength: Ultimate (UTS), MPa 280 to 290
260
Tensile Strength: Yield (Proof), MPa 210 to 230
110

Thermal Properties

Latent Heat of Fusion, J/g 500
200
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 610
1050
Melting Onset (Solidus), °C 600
880
Specific Heat Capacity, J/kg-K 910
370
Thermal Conductivity, W/m-K 150
62
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
13
Electrical Conductivity: Equal Weight (Specific), % IACS 140
13

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
34
Density, g/cm3 2.6
8.8
Embodied Carbon, kg CO2/kg material 8.0
3.3
Embodied Energy, MJ/kg 150
53
Embodied Water, L/kg 1110
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.1 to 23
63
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 370
55
Stiffness to Weight: Axial, points 15
7.0
Stiffness to Weight: Bending, points 53
18
Strength to Weight: Axial, points 30 to 31
8.3
Strength to Weight: Bending, points 37 to 38
10
Thermal Diffusivity, mm2/s 66
19
Thermal Shock Resistance, points 13
9.5

Alloy Composition

Aluminum (Al), % 91.3 to 93.3
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 0 to 0.050
91 to 94
Iron (Fe), % 0 to 0.19
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Magnesium (Mg), % 0.25 to 0.45
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 6.5 to 7.5
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
6.0 to 8.0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.070
0 to 0.5
Residuals, % 0
0 to 0.6