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328.0 Aluminum vs. ZK61A Magnesium

328.0 aluminum belongs to the aluminum alloys classification, while ZK61A 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 328.0 aluminum and the bottom bar is ZK61A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
46
Elongation at Break, % 1.6 to 2.1
5.8 to 7.1
Fatigue Strength, MPa 55 to 80
120 to 140
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Tensile Strength: Ultimate (UTS), MPa 200 to 270
290 to 310
Tensile Strength: Yield (Proof), MPa 120 to 170
180 to 200

Thermal Properties

Latent Heat of Fusion, J/g 510
330
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 560
530
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.3
Specific Heat Capacity, J/kg-K 890
960
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 22
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
29
Electrical Conductivity: Equal Weight (Specific), % IACS 99
130

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 7.8
23
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 1070
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.8 to 5.0
15 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 200
370 to 420
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 51
62
Strength to Weight: Axial, points 21 to 28
42 to 45
Strength to Weight: Bending, points 28 to 34
50 to 53
Thermal Diffusivity, mm2/s 50
65
Thermal Shock Resistance, points 9.2 to 12
17 to 18

Alloy Composition

Aluminum (Al), % 84.5 to 91.1
0
Chromium (Cr), % 0 to 0.35
0
Copper (Cu), % 1.0 to 2.0
0 to 0.1
Iron (Fe), % 0 to 1.0
0
Magnesium (Mg), % 0.2 to 0.6
92.1 to 93.9
Manganese (Mn), % 0.2 to 0.6
0
Nickel (Ni), % 0 to 0.25
0 to 0.010
Silicon (Si), % 7.5 to 8.5
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 1.5
5.5 to 6.5
Zirconium (Zr), % 0
0.6 to 1.0
Residuals, % 0
0 to 0.3

Comparable Variants