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EN AC-45400 Aluminum vs. C94100 Bronze

EN AC-45400 aluminum belongs to the aluminum alloys classification, while C94100 bronze belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, 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-45400 aluminum and the bottom bar is C94100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
92
Elongation at Break, % 6.7
7.8
Poisson's Ratio 0.33
0.36
Shear Modulus, GPa 27
34
Tensile Strength: Ultimate (UTS), MPa 260
190
Tensile Strength: Yield (Proof), MPa 130
130

Thermal Properties

Latent Heat of Fusion, J/g 470
160
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 630
870
Melting Onset (Solidus), °C 560
790
Specific Heat Capacity, J/kg-K 880
330
Thermal Expansion, µm/m-K 22
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 95
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 10
29
Density, g/cm3 2.8
9.2
Embodied Carbon, kg CO2/kg material 7.8
3.0
Embodied Energy, MJ/kg 150
48
Embodied Water, L/kg 1100
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
14
Resilience: Unit (Modulus of Resilience), kJ/m3 110
97
Stiffness to Weight: Axial, points 14
5.5
Stiffness to Weight: Bending, points 49
16
Strength to Weight: Axial, points 25
5.8
Strength to Weight: Bending, points 32
8.1
Thermal Shock Resistance, points 12
7.6

Alloy Composition

Aluminum (Al), % 88.4 to 92.9
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Copper (Cu), % 2.6 to 3.6
72 to 79
Iron (Fe), % 0 to 0.6
0 to 0.25
Lead (Pb), % 0 to 0.1
18 to 22
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0 to 0.1
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 4.5 to 6.0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.050
4.5 to 6.5
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.2
0 to 1.0
Residuals, % 0
0 to 1.3