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EN AC-21100 Aluminum vs. C91600 Bronze

EN AC-21100 aluminum belongs to the aluminum alloys classification, while C91600 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 C91600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
84
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 6.2 to 7.3
11
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 340 to 350
310
Tensile Strength: Yield (Proof), MPa 210 to 240
160

Thermal Properties

Latent Heat of Fusion, J/g 390
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 670
1030
Melting Onset (Solidus), °C 550
860
Specific Heat Capacity, J/kg-K 880
370
Thermal Conductivity, W/m-K 130
71
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
10
Electrical Conductivity: Equal Weight (Specific), % IACS 100
10

Otherwise Unclassified Properties

Base Metal Price, % relative 11
36
Density, g/cm3 3.0
8.8
Embodied Carbon, kg CO2/kg material 8.0
3.7
Embodied Energy, MJ/kg 150
61
Embodied Water, L/kg 1150
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 21
30
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 400
120
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 46
18
Strength to Weight: Axial, points 31 to 33
9.9
Strength to Weight: Bending, points 36 to 37
12
Thermal Diffusivity, mm2/s 48
22
Thermal Shock Resistance, points 15
11

Alloy Composition


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Aluminum (Al), % 93.4 to 95.7
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 4.2 to 5.2
85.9 to 89.1
Iron (Fe), % 0 to 0.19
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0
1.2 to 2.0
Phosphorus (P), % 0
0 to 0.3
Silicon (Si), % 0 to 0.18
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
9.7 to 10.8
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.070
0 to 0.25
Residuals, % 0 to 0.1
0