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EN AC-51200 Aluminum vs. ZK60A Magnesium

EN AC-51200 aluminum belongs to the aluminum alloys classification, while ZK60A magnesium belongs to the magnesium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN AC-51200 aluminum and the bottom bar is ZK60A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
46
Elongation at Break, % 1.1
4.5 to 9.9
Fatigue Strength, MPa 100
150 to 180
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 25
18
Tensile Strength: Ultimate (UTS), MPa 220
320 to 330
Tensile Strength: Yield (Proof), MPa 150
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 570
550
Specific Heat Capacity, J/kg-K 910
960
Thermal Conductivity, W/m-K 92
120
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
29 to 30
Electrical Conductivity: Equal Weight (Specific), % IACS 74
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.6
1.9
Embodied Carbon, kg CO2/kg material 9.6
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1150
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2
14 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 160
570 to 690
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
63
Strength to Weight: Axial, points 24
47 to 49
Strength to Weight: Bending, points 31
55 to 56
Thermal Diffusivity, mm2/s 39
66
Thermal Shock Resistance, points 10
19 to 20

Alloy Composition

Aluminum (Al), % 84.5 to 92
0
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0 to 1.0
0
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 8.0 to 10.5
92.5 to 94.8
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
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.25
4.8 to 6.2
Zirconium (Zr), % 0
0.45 to 1.0
Residuals, % 0
0 to 0.3