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ISO-WD32350 Magnesium vs. 5456 Aluminum

ISO-WD32350 magnesium belongs to the magnesium alloys classification, while 5456 aluminum belongs to the aluminum alloys. There are 30 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 ISO-WD32350 magnesium and the bottom bar is 5456 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
68
Elongation at Break, % 5.7 to 10
11 to 18
Fatigue Strength, MPa 120 to 130
130 to 210
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 150 to 170
190 to 210
Tensile Strength: Ultimate (UTS), MPa 250 to 290
320 to 340
Tensile Strength: Yield (Proof), MPa 140 to 180
150 to 250

Thermal Properties

Latent Heat of Fusion, J/g 340
390
Maximum Temperature: Mechanical, °C 95
190
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 560
570
Specific Heat Capacity, J/kg-K 990
900
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 25
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
29
Electrical Conductivity: Equal Weight (Specific), % IACS 130
97

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.7
Embodied Carbon, kg CO2/kg material 23
9.0
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 960
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 23
33 to 46
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 380
170 to 470
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 68
50
Strength to Weight: Axial, points 39 to 46
33 to 35
Strength to Weight: Bending, points 50 to 55
38 to 40
Thermal Diffusivity, mm2/s 73
48
Thermal Shock Resistance, points 16 to 18
14 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.1
92 to 94.8
Chromium (Cr), % 0
0.050 to 0.2
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.060
0 to 0.4
Magnesium (Mg), % 95.7 to 97.7
4.7 to 5.5
Manganese (Mn), % 0.6 to 1.3
0.5 to 1.0
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.1
0 to 0.25
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 1.8 to 2.3
0 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants