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EN AC-51200 Aluminum vs. Z41121 Zinc

EN AC-51200 aluminum belongs to the aluminum alloys classification, while Z41121 zinc belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (2, 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-51200 aluminum and the bottom bar is Z41121 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
87
Elongation at Break, % 1.1
50
Poisson's Ratio 0.33
0.25
Shear Modulus, GPa 25
35
Tensile Strength: Ultimate (UTS), MPa 220
140
Tensile Strength: Yield (Proof), MPa 150
120

Thermal Properties

Latent Heat of Fusion, J/g 410
110
Maximum Temperature: Mechanical, °C 170
90
Melting Completion (Liquidus), °C 640
410
Melting Onset (Solidus), °C 570
400
Specific Heat Capacity, J/kg-K 910
390
Thermal Conductivity, W/m-K 92
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
27
Electrical Conductivity: Equal Weight (Specific), % IACS 74
37

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.6
6.6
Embodied Carbon, kg CO2/kg material 9.6
2.8
Embodied Energy, MJ/kg 150
54
Embodied Water, L/kg 1150
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2
68
Resilience: Unit (Modulus of Resilience), kJ/m3 160
79
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 51
23
Strength to Weight: Axial, points 24
6.1
Strength to Weight: Bending, points 31
9.3
Thermal Diffusivity, mm2/s 39
44
Thermal Shock Resistance, points 10
4.6

Alloy Composition

Aluminum (Al), % 84.5 to 92
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 0 to 0.1
0.080 to 0.49
Iron (Fe), % 0 to 1.0
0 to 0.010
Lead (Pb), % 0 to 0.1
0 to 0.010
Magnesium (Mg), % 8.0 to 10.5
0
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0 to 0.1
0
Silicon (Si), % 0 to 2.5
0
Tin (Sn), % 0 to 0.1
0 to 0.0030
Titanium (Ti), % 0 to 0.2
0.050 to 0.18
Zinc (Zn), % 0 to 0.25
99.292 to 99.87
Residuals, % 0 to 0.15
0