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C355.0 Aluminum vs. ZC63A Magnesium

C355.0 aluminum belongs to the aluminum alloys classification, while ZC63A 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 C355.0 aluminum and the bottom bar is ZC63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 86 to 90
60
Elastic (Young's, Tensile) Modulus, GPa 70
48
Elongation at Break, % 2.7 to 3.8
3.3
Fatigue Strength, MPa 76 to 84
94
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
19
Tensile Strength: Ultimate (UTS), MPa 290 to 310
220
Tensile Strength: Yield (Proof), MPa 200 to 230
130

Thermal Properties

Latent Heat of Fusion, J/g 470
330
Maximum Temperature: Mechanical, °C 170
98
Melting Completion (Liquidus), °C 620
550
Melting Onset (Solidus), °C 570
470
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.6
Specific Heat Capacity, J/kg-K 900
950
Thermal Conductivity, W/m-K 150
120
Thermal Expansion, µm/m-K 22
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
32
Electrical Conductivity: Equal Weight (Specific), % IACS 130
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.7
2.1
Embodied Carbon, kg CO2/kg material 8.0
22
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1120
920

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.5 to 9.8
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 380
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
58
Strength to Weight: Axial, points 30 to 32
29
Strength to Weight: Bending, points 36 to 37
38
Thermal Diffusivity, mm2/s 60
58
Thermal Shock Resistance, points 13 to 14
12

Alloy Composition

Aluminum (Al), % 91.7 to 94.1
0
Copper (Cu), % 1.0 to 1.5
2.4 to 3.0
Iron (Fe), % 0 to 0.2
0
Magnesium (Mg), % 0.4 to 0.6
89.2 to 91.9
Manganese (Mn), % 0 to 0.1
0.25 to 0.75
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 4.5 to 5.5
0 to 0.2
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
5.5 to 6.5
Residuals, % 0
0 to 0.3