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1235 Aluminum vs. ZC63A Magnesium

1235 aluminum belongs to the aluminum alloys classification, while ZC63A 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 1235 aluminum and the bottom bar is ZC63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
48
Elongation at Break, % 28 to 34
3.3
Fatigue Strength, MPa 23 to 58
94
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
19
Shear Strength, MPa 52 to 56
130
Tensile Strength: Ultimate (UTS), MPa 80 to 84
220
Tensile Strength: Yield (Proof), MPa 23 to 57
130

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 170
98
Melting Completion (Liquidus), °C 640
550
Melting Onset (Solidus), °C 640
470
Specific Heat Capacity, J/kg-K 900
950
Thermal Conductivity, W/m-K 230
120
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
32
Electrical Conductivity: Equal Weight (Specific), % IACS 200
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.7
2.1
Embodied Carbon, kg CO2/kg material 8.3
22
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1190
920

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 25
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 3.8 to 24
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
58
Strength to Weight: Axial, points 8.2 to 8.6
29
Strength to Weight: Bending, points 15 to 16
38
Thermal Diffusivity, mm2/s 93
58
Thermal Shock Resistance, points 3.6 to 3.7
12

Alloy Composition

Aluminum (Al), % 99.35 to 100
0
Copper (Cu), % 0 to 0.050
2.4 to 3.0
Iron (Fe), % 0 to 0.65
0
Magnesium (Mg), % 0 to 0.050
89.2 to 91.9
Manganese (Mn), % 0 to 0.050
0.25 to 0.75
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.65
0 to 0.2
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.1
5.5 to 6.5
Residuals, % 0
0 to 0.3