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359.0 Aluminum vs. ZK51A Magnesium

359.0 aluminum belongs to the aluminum alloys classification, while ZK51A magnesium belongs to the magnesium alloys. There are 30 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 359.0 aluminum and the bottom bar is ZK51A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
45
Elongation at Break, % 3.8 to 4.9
4.7
Fatigue Strength, MPa 100
62
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 220 to 230
160
Tensile Strength: Ultimate (UTS), MPa 340 to 350
240
Tensile Strength: Yield (Proof), MPa 250 to 280
150

Thermal Properties

Latent Heat of Fusion, J/g 530
340
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 570
550
Specific Heat Capacity, J/kg-K 910
970
Thermal Conductivity, W/m-K 140
110
Thermal Expansion, µm/m-K 21
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
28
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.6
1.8
Embodied Carbon, kg CO2/kg material 8.0
24
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1090
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 15
10
Resilience: Unit (Modulus of Resilience), kJ/m3 450 to 540
260
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
64
Strength to Weight: Axial, points 37 to 38
36
Strength to Weight: Bending, points 42 to 43
47
Thermal Diffusivity, mm2/s 59
61
Thermal Shock Resistance, points 16 to 17
15

Alloy Composition

Aluminum (Al), % 88.9 to 91
0
Copper (Cu), % 0 to 0.2
0 to 0.1
Iron (Fe), % 0 to 0.2
0
Magnesium (Mg), % 0.5 to 0.7
93.1 to 95.9
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 8.5 to 9.5
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
3.6 to 5.5
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3