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EN AC-42100 Aluminum vs. CC496K Bronze

EN AC-42100 aluminum belongs to the aluminum alloys classification, while CC496K 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-42100 aluminum and the bottom bar is CC496K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
72
Elastic (Young's, Tensile) Modulus, GPa 70
97
Elongation at Break, % 3.4 to 9.0
8.6
Poisson's Ratio 0.33
0.35
Shear Modulus, GPa 26
36
Tensile Strength: Ultimate (UTS), MPa 280 to 290
210
Tensile Strength: Yield (Proof), MPa 210 to 230
99

Thermal Properties

Latent Heat of Fusion, J/g 500
170
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 610
900
Melting Onset (Solidus), °C 600
820
Specific Heat Capacity, J/kg-K 910
340
Thermal Conductivity, W/m-K 150
52
Thermal Expansion, µm/m-K 22
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
11
Electrical Conductivity: Equal Weight (Specific), % IACS 140
11

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 2.6
9.2
Embodied Carbon, kg CO2/kg material 8.0
3.3
Embodied Energy, MJ/kg 150
52
Embodied Water, L/kg 1110
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.1 to 23
15
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 370
50
Stiffness to Weight: Axial, points 15
5.9
Stiffness to Weight: Bending, points 53
17
Strength to Weight: Axial, points 30 to 31
6.5
Strength to Weight: Bending, points 37 to 38
8.6
Thermal Diffusivity, mm2/s 66
17
Thermal Shock Resistance, points 13
8.1

Alloy Composition

Aluminum (Al), % 91.3 to 93.3
0 to 0.010
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 0 to 0.050
72 to 79.5
Iron (Fe), % 0 to 0.19
0 to 0.25
Lead (Pb), % 0
13 to 17
Magnesium (Mg), % 0.25 to 0.45
0
Manganese (Mn), % 0 to 0.1
0 to 0.2
Nickel (Ni), % 0
0.5 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 6.5 to 7.5
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
6.0 to 8.0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.070
0 to 2.0
Residuals, % 0 to 0.1
0