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A390.0 Aluminum vs. ZK60A Magnesium

A390.0 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 A390.0 aluminum and the bottom bar is ZK60A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
46
Elongation at Break, % 0.87 to 0.91
4.5 to 9.9
Fatigue Strength, MPa 70 to 100
150 to 180
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Tensile Strength: Ultimate (UTS), MPa 190 to 290
320 to 330
Tensile Strength: Yield (Proof), MPa 190 to 290
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 640
330
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 580
600
Melting Onset (Solidus), °C 480
550
Specific Heat Capacity, J/kg-K 880
960
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 20
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
29 to 30
Electrical Conductivity: Equal Weight (Specific), % IACS 67
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 7.3
23
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 950
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.6 to 2.6
14 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 580
570 to 690
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 52
63
Strength to Weight: Axial, points 19 to 30
47 to 49
Strength to Weight: Bending, points 27 to 36
55 to 56
Thermal Diffusivity, mm2/s 56
66
Thermal Shock Resistance, points 9.0 to 14
19 to 20

Alloy Composition

Aluminum (Al), % 75.3 to 79.6
0
Copper (Cu), % 4.0 to 5.0
0
Iron (Fe), % 0 to 0.5
0
Magnesium (Mg), % 0.45 to 0.65
92.5 to 94.8
Manganese (Mn), % 0 to 0.1
0
Silicon (Si), % 16 to 18
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
4.8 to 6.2
Zirconium (Zr), % 0
0.45 to 1.0
Residuals, % 0
0 to 0.3

Comparable Variants