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ZK60A Magnesium vs. 5026 Aluminum

ZK60A magnesium belongs to the magnesium alloys classification, while 5026 aluminum belongs to the aluminum alloys.

For each property being compared, the top bar is ZK60A magnesium and the bottom bar is 5026 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 46
70
Elongation at Break, % 4.5 to 9.9
5.1 to 11
Fatigue Strength, MPa 150 to 180
94 to 140
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 170 to 190
150 to 180
Tensile Strength: Ultimate (UTS), MPa 320 to 330
260 to 320
Tensile Strength: Yield (Proof), MPa 230 to 250
120 to 250

Thermal Properties

Latent Heat of Fusion, J/g 330
400
Maximum Temperature: Mechanical, °C 120
210
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 550
510
Specific Heat Capacity, J/kg-K 960
890
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29 to 30
31
Electrical Conductivity: Equal Weight (Specific), % IACS 140
99

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 1.9
2.8
Embodied Carbon, kg CO2/kg material 23
8.9
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 940
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 29
15 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 690
100 to 440
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 63
49
Strength to Weight: Axial, points 47 to 49
26 to 32
Strength to Weight: Bending, points 55 to 56
33 to 37
Thermal Diffusivity, mm2/s 66
52
Thermal Shock Resistance, points 19 to 20
11 to 14

Alloy Composition

Aluminum (Al), % 0
88.2 to 94.7
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0.1 to 0.8
Iron (Fe), % 0
0.2 to 1.0
Magnesium (Mg), % 92.5 to 94.8
3.9 to 4.9
Manganese (Mn), % 0
0.6 to 1.8
Silicon (Si), % 0
0.55 to 1.4
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 4.8 to 6.2
0 to 1.0
Zirconium (Zr), % 0.45 to 1.0
0 to 0.3
Residuals, % 0
0 to 0.15