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242.0 Aluminum vs. ZE63A Magnesium

242.0 aluminum belongs to the aluminum alloys classification, while ZE63A magnesium belongs to the magnesium alloys. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 242.0 aluminum and the bottom bar is ZE63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 70 to 110
73
Elastic (Young's, Tensile) Modulus, GPa 73
46
Elongation at Break, % 0.5 to 1.5
7.7
Fatigue Strength, MPa 55 to 110
120
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 150 to 240
170
Tensile Strength: Ultimate (UTS), MPa 180 to 290
300
Tensile Strength: Yield (Proof), MPa 120 to 220
190

Thermal Properties

Latent Heat of Fusion, J/g 390
330
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 640
510
Melting Onset (Solidus), °C 530
390
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.6
Specific Heat Capacity, J/kg-K 870
950
Thermal Conductivity, W/m-K 130 to 170
110
Thermal Expansion, µm/m-K 22
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33 to 44
31
Electrical Conductivity: Equal Weight (Specific), % IACS 96 to 130
140

Otherwise Unclassified Properties

Base Metal Price, % relative 12
22
Density, g/cm3 3.1
2.0
Embodied Carbon, kg CO2/kg material 8.3
24
Embodied Energy, MJ/kg 150
180
Embodied Water, L/kg 1130
920

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.3 to 3.4
20
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 340
400
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 45
58
Strength to Weight: Axial, points 16 to 26
40
Strength to Weight: Bending, points 23 to 32
48
Thermal Diffusivity, mm2/s 50 to 62
57
Thermal Shock Resistance, points 8.0 to 13
17

Alloy Composition

Aluminum (Al), % 88.4 to 93.6
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 3.5 to 4.5
0 to 0.1
Iron (Fe), % 0 to 1.0
0
Magnesium (Mg), % 1.2 to 1.8
89.6 to 92
Manganese (Mn), % 0 to 0.35
0
Nickel (Ni), % 1.7 to 2.3
0 to 0.010
Silicon (Si), % 0 to 0.7
0
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
2.1 to 3.0
Zinc (Zn), % 0 to 0.35
5.5 to 6.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3