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ZK61A Magnesium vs. 201.0 Aluminum

ZK61A magnesium belongs to the magnesium alloys classification, while 201.0 aluminum belongs to the aluminum 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 ZK61A magnesium and the bottom bar is 201.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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

Comparable Variants