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AZ80A-T6 Magnesium vs. EN AC-42000-T6

AZ80A-T6 magnesium belongs to the magnesium alloys classification, while EN AC-42000-T6 belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AZ80A-T6 magnesium and the bottom bar is EN AC-42000-T6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 46
70
Elongation at Break, % 8.5
1.1
Fatigue Strength, MPa 140
70
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Tensile Strength: Ultimate (UTS), MPa 320
270
Tensile Strength: Yield (Proof), MPa 230
220

Thermal Properties

Latent Heat of Fusion, J/g 350
500
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 600
610
Melting Onset (Solidus), °C 490
600
Specific Heat Capacity, J/kg-K 990
900
Thermal Conductivity, W/m-K 77
160
Thermal Expansion, µm/m-K 26
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
38
Electrical Conductivity: Equal Weight (Specific), % IACS 59
130

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.6
Embodied Carbon, kg CO2/kg material 23
8.0
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
2.8
Resilience: Unit (Modulus of Resilience), kJ/m3 550
360
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 69
53
Strength to Weight: Axial, points 51
28
Strength to Weight: Bending, points 60
35
Thermal Diffusivity, mm2/s 45
66
Thermal Shock Resistance, points 19
12

Alloy Composition

Aluminum (Al), % 7.8 to 9.2
89.9 to 93.3
Copper (Cu), % 0 to 0.050
0 to 0.2
Iron (Fe), % 0 to 0.0050
0 to 0.55
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 89 to 91.9
0.2 to 0.65
Manganese (Mn), % 0.12 to 0.5
0 to 0.35
Nickel (Ni), % 0 to 0.0050
0 to 0.15
Silicon (Si), % 0 to 0.1
6.5 to 7.5
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0.2 to 0.8
0 to 0.15
Residuals, % 0
0 to 0.15