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C67400 Bronze vs. EN AC-45400 Aluminum

C67400 bronze belongs to the copper alloys classification, while EN AC-45400 aluminum belongs to the aluminum alloys. There are 28 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 C67400 bronze and the bottom bar is EN AC-45400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
72
Elongation at Break, % 22 to 28
6.7
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 41
27
Tensile Strength: Ultimate (UTS), MPa 480 to 610
260
Tensile Strength: Yield (Proof), MPa 250 to 370
130

Thermal Properties

Latent Heat of Fusion, J/g 190
470
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 890
630
Melting Onset (Solidus), °C 870
560
Specific Heat Capacity, J/kg-K 400
880
Thermal Conductivity, W/m-K 100
140
Thermal Expansion, µm/m-K 21
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
30
Electrical Conductivity: Equal Weight (Specific), % IACS 26
95

Otherwise Unclassified Properties

Base Metal Price, % relative 23
10
Density, g/cm3 7.9
2.8
Embodied Carbon, kg CO2/kg material 2.8
7.8
Embodied Energy, MJ/kg 48
150
Embodied Water, L/kg 330
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
14
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 660
110
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
49
Strength to Weight: Axial, points 17 to 22
25
Strength to Weight: Bending, points 17 to 20
32
Thermal Diffusivity, mm2/s 32
54
Thermal Shock Resistance, points 16 to 20
12

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
88.4 to 92.9
Copper (Cu), % 57 to 60
2.6 to 3.6
Iron (Fe), % 0 to 0.35
0 to 0.6
Lead (Pb), % 0 to 0.5
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 2.0 to 3.5
0 to 0.55
Nickel (Ni), % 0 to 0.25
0 to 0.1
Silicon (Si), % 0.5 to 1.5
4.5 to 6.0
Tin (Sn), % 0 to 0.3
0 to 0.050
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 31.1 to 40
0 to 0.2
Residuals, % 0
0 to 0.15