MakeItFrom.com
Menu (ESC)

2011 Aluminum vs. ZK51A Magnesium

2011 aluminum belongs to the aluminum alloys classification, while ZK51A magnesium belongs to the magnesium alloys. There are 30 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 2011 aluminum and the bottom bar is ZK51A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
45
Elongation at Break, % 8.5 to 18
4.7
Fatigue Strength, MPa 74 to 120
62
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 190 to 250
160
Tensile Strength: Ultimate (UTS), MPa 310 to 420
240
Tensile Strength: Yield (Proof), MPa 140 to 310
150

Thermal Properties

Latent Heat of Fusion, J/g 390
340
Maximum Temperature: Mechanical, °C 190
120
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 540
550
Specific Heat Capacity, J/kg-K 870
970
Thermal Conductivity, W/m-K 140 to 170
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35 to 45
28
Electrical Conductivity: Equal Weight (Specific), % IACS 100 to 130
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 3.1
1.8
Embodied Carbon, kg CO2/kg material 7.9
24
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1150
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 52
10
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 680
260
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
64
Strength to Weight: Axial, points 27 to 37
36
Strength to Weight: Bending, points 32 to 40
47
Thermal Diffusivity, mm2/s 51 to 64
61
Thermal Shock Resistance, points 14 to 19
15

Alloy Composition

Aluminum (Al), % 91.3 to 94.6
0
Bismuth (Bi), % 0.2 to 0.6
0
Copper (Cu), % 5.0 to 6.0
0 to 0.1
Iron (Fe), % 0 to 0.7
0
Lead (Pb), % 0.2 to 0.6
0
Magnesium (Mg), % 0
93.1 to 95.9
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.4
0
Zinc (Zn), % 0 to 0.3
3.6 to 5.5
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3