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EN AC-21200 Aluminum vs. C95200 Bronze

EN AC-21200 aluminum belongs to the aluminum alloys classification, while C95200 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-21200 aluminum and the bottom bar is C95200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 130
120
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 3.9 to 6.2
29
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
42
Tensile Strength: Ultimate (UTS), MPa 410 to 440
520
Tensile Strength: Yield (Proof), MPa 270 to 360
190

Thermal Properties

Latent Heat of Fusion, J/g 390
230
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 660
1050
Melting Onset (Solidus), °C 550
1040
Specific Heat Capacity, J/kg-K 880
430
Thermal Conductivity, W/m-K 130
50
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
11
Electrical Conductivity: Equal Weight (Specific), % IACS 100
12

Otherwise Unclassified Properties

Base Metal Price, % relative 10
28
Density, g/cm3 3.0
8.3
Embodied Carbon, kg CO2/kg material 8.0
3.0
Embodied Energy, MJ/kg 150
50
Embodied Water, L/kg 1150
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 22
120
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 930
170
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 46
19
Strength to Weight: Axial, points 38 to 40
17
Strength to Weight: Bending, points 41 to 43
17
Thermal Diffusivity, mm2/s 49
14
Thermal Shock Resistance, points 18 to 19
19

Alloy Composition

Aluminum (Al), % 93.3 to 95.7
8.5 to 9.5
Copper (Cu), % 4.0 to 5.0
86 to 89
Iron (Fe), % 0 to 0.2
2.5 to 4.0
Lead (Pb), % 0 to 0.030
0
Magnesium (Mg), % 0.15 to 0.5
0
Manganese (Mn), % 0.2 to 0.5
0
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0 to 0.030
0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 1.0