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201.0 Aluminum vs. ZK61A Magnesium

201.0 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 (4, in this case) are not shown.

For each property being compared, the top bar is 201.0 aluminum and the bottom bar is ZK61A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
46
Elongation at Break, % 4.4 to 20
5.8 to 7.1
Fatigue Strength, MPa 120 to 150
120 to 140
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 290
170 to 180
Tensile Strength: Ultimate (UTS), MPa 370 to 470
290 to 310
Tensile Strength: Yield (Proof), MPa 220 to 400
180 to 200

Thermal Properties

Latent Heat of Fusion, J/g 390
330
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
530
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.3
Specific Heat Capacity, J/kg-K 870
960
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 19
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30 to 33
29
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 97
130

Otherwise Unclassified Properties

Base Metal Price, % relative 38
13
Density, g/cm3 3.1
1.9
Embodied Carbon, kg CO2/kg material 8.7
23
Embodied Energy, MJ/kg 160
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 63
15 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 1160
370 to 420
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
62
Strength to Weight: Axial, points 33 to 42
42 to 45
Strength to Weight: Bending, points 37 to 44
50 to 53
Thermal Diffusivity, mm2/s 45
65
Thermal Shock Resistance, points 19 to 25
17 to 18

Alloy Composition

Aluminum (Al), % 92.1 to 95.1
0
Copper (Cu), % 4.0 to 5.2
0 to 0.1
Iron (Fe), % 0 to 0.15
0
Magnesium (Mg), % 0.15 to 0.55
92.1 to 93.9
Manganese (Mn), % 0.2 to 0.5
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0.4 to 1.0
0
Titanium (Ti), % 0.15 to 0.35
0
Zinc (Zn), % 0
5.5 to 6.5
Zirconium (Zr), % 0
0.6 to 1.0
Residuals, % 0
0 to 0.3

Comparable Variants