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535.0 Aluminum vs. ZK51A Magnesium

535.0 aluminum belongs to the aluminum alloys classification, while ZK51A 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 535.0 aluminum and the bottom bar is ZK51A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
45
Elongation at Break, % 10
4.7
Fatigue Strength, MPa 70
62
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 25
18
Shear Strength, MPa 190
160
Tensile Strength: Ultimate (UTS), MPa 270
240
Tensile Strength: Yield (Proof), MPa 140
150

Thermal Properties

Latent Heat of Fusion, J/g 390
340
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 630
640
Melting Onset (Solidus), °C 570
550
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.3
Specific Heat Capacity, J/kg-K 910
970
Thermal Conductivity, W/m-K 100
110
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
28
Electrical Conductivity: Equal Weight (Specific), % IACS 79
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.6
1.8
Embodied Carbon, kg CO2/kg material 9.4
24
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 1180
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
10
Resilience: Unit (Modulus of Resilience), kJ/m3 150
260
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
64
Strength to Weight: Axial, points 28
36
Strength to Weight: Bending, points 35
47
Thermal Diffusivity, mm2/s 42
61
Thermal Shock Resistance, points 12
15

Alloy Composition

Aluminum (Al), % 91.5 to 93.6
0
Beryllium (Be), % 0.0030 to 0.0070
0
Boron (B), % 0 to 0.0050
0
Copper (Cu), % 0 to 0.050
0 to 0.1
Iron (Fe), % 0 to 0.15
0
Magnesium (Mg), % 6.2 to 7.5
93.1 to 95.9
Manganese (Mn), % 0.1 to 0.25
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.15
0
Titanium (Ti), % 0.1 to 0.25
0
Zinc (Zn), % 0
3.6 to 5.5
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3