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ZK61A Magnesium vs. EN AC-43500 Aluminum

ZK61A magnesium belongs to the magnesium alloys classification, while EN AC-43500 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ZK61A magnesium and the bottom bar is EN AC-43500 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 46
72
Elongation at Break, % 5.8 to 7.1
4.5 to 13
Fatigue Strength, MPa 120 to 140
62 to 100
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
27
Tensile Strength: Ultimate (UTS), MPa 290 to 310
220 to 300
Tensile Strength: Yield (Proof), MPa 180 to 200
140 to 170

Thermal Properties

Latent Heat of Fusion, J/g 330
550
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 530
590
Specific Heat Capacity, J/kg-K 960
900
Thermal Conductivity, W/m-K 120
140
Thermal Expansion, µm/m-K 27
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
38
Electrical Conductivity: Equal Weight (Specific), % IACS 130
130

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 1.9
2.6
Embodied Carbon, kg CO2/kg material 23
7.8
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 940
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 19
12 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 370 to 420
130 to 200
Stiffness to Weight: Axial, points 13
16
Stiffness to Weight: Bending, points 62
54
Strength to Weight: Axial, points 42 to 45
24 to 33
Strength to Weight: Bending, points 50 to 53
32 to 39
Thermal Diffusivity, mm2/s 65
60
Thermal Shock Resistance, points 17 to 18
10 to 14

Alloy Composition

Aluminum (Al), % 0
86.4 to 90.5
Copper (Cu), % 0 to 0.1
0 to 0.050
Iron (Fe), % 0
0 to 0.25
Magnesium (Mg), % 92.1 to 93.9
0.1 to 0.6
Manganese (Mn), % 0
0.4 to 0.8
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
9.0 to 11.5
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 5.5 to 6.5
0 to 0.070
Zirconium (Zr), % 0.6 to 1.0
0
Residuals, % 0
0 to 0.15

Comparable Variants