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EN AC-21100 Aluminum vs. CC499K Bronze

EN AC-21100 aluminum belongs to the aluminum alloys classification, while CC499K 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 CC499K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
73
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 6.2 to 7.3
13
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 340 to 350
260
Tensile Strength: Yield (Proof), MPa 210 to 240
120

Thermal Properties

Latent Heat of Fusion, J/g 390
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 670
1000
Melting Onset (Solidus), °C 550
920
Specific Heat Capacity, J/kg-K 880
370
Thermal Conductivity, W/m-K 130
73
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
12
Electrical Conductivity: Equal Weight (Specific), % IACS 100
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
32
Density, g/cm3 3.0
8.8
Embodied Carbon, kg CO2/kg material 8.0
3.1
Embodied Energy, MJ/kg 150
51
Embodied Water, L/kg 1150
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 21
27
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 400
65
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 46
18
Strength to Weight: Axial, points 31 to 33
8.1
Strength to Weight: Bending, points 36 to 37
10
Thermal Diffusivity, mm2/s 48
22
Thermal Shock Resistance, points 15
9.2

Alloy Composition


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Aluminum (Al), % 93.4 to 95.7
0 to 0.010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.020
Cadmium (Cd), % 0
0 to 0.020
Chromium (Cr), % 0
0 to 0.020
Copper (Cu), % 4.2 to 5.2
84 to 88
Iron (Fe), % 0 to 0.19
0 to 0.3
Lead (Pb), % 0
0 to 3.0
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0
0 to 0.6
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.18
0 to 0.010
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0
4.0 to 6.0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.070
4.0 to 6.0
Residuals, % 0 to 0.1
0