MakeItFrom.com
Menu (ESC)

EN AC-21100 Aluminum vs. ZE63A Magnesium

EN AC-21100 aluminum belongs to the aluminum alloys classification, while ZE63A 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 EN AC-21100 aluminum and the bottom bar is ZE63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
73
Elastic (Young's, Tensile) Modulus, GPa 71
46
Elongation at Break, % 6.2 to 7.3
7.7
Fatigue Strength, MPa 79 to 87
120
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Tensile Strength: Ultimate (UTS), MPa 340 to 350
300
Tensile Strength: Yield (Proof), MPa 210 to 240
190

Thermal Properties

Latent Heat of Fusion, J/g 390
330
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 670
510
Melting Onset (Solidus), °C 550
390
Specific Heat Capacity, J/kg-K 880
950
Thermal Conductivity, W/m-K 130
110
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
31
Electrical Conductivity: Equal Weight (Specific), % IACS 100
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
22
Density, g/cm3 3.0
2.0
Embodied Carbon, kg CO2/kg material 8.0
24
Embodied Energy, MJ/kg 150
180
Embodied Water, L/kg 1150
920

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 21
20
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 400
400
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 46
58
Strength to Weight: Axial, points 31 to 33
40
Strength to Weight: Bending, points 36 to 37
48
Thermal Diffusivity, mm2/s 48
57
Thermal Shock Resistance, points 15
17

Alloy Composition

Aluminum (Al), % 93.4 to 95.7
0
Copper (Cu), % 4.2 to 5.2
0 to 0.1
Iron (Fe), % 0 to 0.19
0
Magnesium (Mg), % 0
89.6 to 92
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.18
0
Titanium (Ti), % 0.15 to 0.3
0
Unspecified Rare Earths, % 0
2.1 to 3.0
Zinc (Zn), % 0 to 0.070
5.5 to 6.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3