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EN AC-48000 Aluminum vs. C91700 Bronze

EN AC-48000 aluminum belongs to the aluminum alloys classification, while C91700 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-48000 aluminum and the bottom bar is C91700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
90
Elastic (Young's, Tensile) Modulus, GPa 73
110
Elongation at Break, % 1.0
13
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 28
41
Tensile Strength: Ultimate (UTS), MPa 220 to 310
330
Tensile Strength: Yield (Proof), MPa 210 to 270
170

Thermal Properties

Latent Heat of Fusion, J/g 570
190
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 600
1020
Melting Onset (Solidus), °C 560
850
Specific Heat Capacity, J/kg-K 890
370
Thermal Conductivity, W/m-K 130
71
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
10
Electrical Conductivity: Equal Weight (Specific), % IACS 110
10

Otherwise Unclassified Properties

Base Metal Price, % relative 10
36
Density, g/cm3 2.7
8.7
Embodied Carbon, kg CO2/kg material 7.9
3.9
Embodied Energy, MJ/kg 140
63
Embodied Water, L/kg 1030
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2 to 3.0
35
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 510
140
Stiffness to Weight: Axial, points 15
6.9
Stiffness to Weight: Bending, points 53
18
Strength to Weight: Axial, points 23 to 33
11
Strength to Weight: Bending, points 31 to 39
12
Thermal Diffusivity, mm2/s 54
22
Thermal Shock Resistance, points 10 to 15
12

Alloy Composition

Aluminum (Al), % 80.4 to 87.2
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 0.8 to 1.5
84.2 to 87.5
Iron (Fe), % 0 to 0.7
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Magnesium (Mg), % 0.8 to 1.5
0
Manganese (Mn), % 0 to 0.35
0
Nickel (Ni), % 0.7 to 1.3
1.2 to 2.0
Phosphorus (P), % 0
0 to 0.3
Silicon (Si), % 10.5 to 13.5
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
11.3 to 12.5
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.35
0 to 0.25
Residuals, % 0 to 0.15
0