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443.0 Aluminum vs. ZK61A Magnesium

443.0 aluminum belongs to the aluminum alloys classification, while ZK61A magnesium belongs to the magnesium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 443.0 aluminum and the bottom bar is ZK61A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
46
Elongation at Break, % 5.6
5.8 to 7.1
Fatigue Strength, MPa 55
120 to 140
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 96
170 to 180
Tensile Strength: Ultimate (UTS), MPa 150
290 to 310
Tensile Strength: Yield (Proof), MPa 65
180 to 200

Thermal Properties

Latent Heat of Fusion, J/g 470
330
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 630
640
Melting Onset (Solidus), °C 580
530
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.3
Specific Heat Capacity, J/kg-K 900
960
Thermal Conductivity, W/m-K 150
120
Thermal Expansion, µm/m-K 22
27

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.0
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1120
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
15 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 30
370 to 420
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 52
62
Strength to Weight: Axial, points 16
42 to 45
Strength to Weight: Bending, points 23
50 to 53
Thermal Diffusivity, mm2/s 61
65
Thermal Shock Resistance, points 6.9
17 to 18

Alloy Composition

Aluminum (Al), % 90.7 to 95.5
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.6
0 to 0.1
Iron (Fe), % 0 to 0.8
0
Magnesium (Mg), % 0 to 0.050
92.1 to 93.9
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 4.5 to 6.0
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.5
5.5 to 6.5
Zirconium (Zr), % 0
0.6 to 1.0
Residuals, % 0
0 to 0.3