MakeItFrom.com
Menu (ESC)

ZK40A Magnesium vs. A384.0 Aluminum

ZK40A magnesium belongs to the magnesium alloys classification, while A384.0 aluminum belongs to the aluminum alloys.

For each property being compared, the top bar is ZK40A magnesium and the bottom bar is A384.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
74
Elongation at Break, % 4.2
2.5
Fatigue Strength, MPa 190
140
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
28
Shear Strength, MPa 160
200
Tensile Strength: Ultimate (UTS), MPa 280
330
Tensile Strength: Yield (Proof), MPa 260
170

Thermal Properties

Latent Heat of Fusion, J/g 340
550
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 600
610
Melting Onset (Solidus), °C 540
510
Specific Heat Capacity, J/kg-K 970
880
Thermal Conductivity, W/m-K 110
96
Thermal Expansion, µm/m-K 26
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
23
Electrical Conductivity: Equal Weight (Specific), % IACS 130
73

Otherwise Unclassified Properties

Base Metal Price, % relative 13
11
Density, g/cm3 1.8
2.8
Embodied Carbon, kg CO2/kg material 24
7.5
Embodied Energy, MJ/kg 160
140
Embodied Water, L/kg 950
1010

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 740
180
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 65
50
Strength to Weight: Axial, points 43
32
Strength to Weight: Bending, points 53
38
Thermal Diffusivity, mm2/s 62
39
Thermal Shock Resistance, points 17
15

Alloy Composition

Aluminum (Al), % 0
79.3 to 86.5
Copper (Cu), % 0
3.0 to 4.5
Iron (Fe), % 0
0 to 1.3
Magnesium (Mg), % 94.2 to 96.1
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 0.5
Silicon (Si), % 0
10.5 to 12
Tin (Sn), % 0
0 to 0.35
Zinc (Zn), % 3.5 to 4.5
0 to 1.0
Zirconium (Zr), % 0.45 to 1.0
0
Residuals, % 0
0 to 0.5