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AM60A Magnesium vs. 1080A Aluminum

AM60A magnesium belongs to the magnesium alloys classification, while 1080A aluminum belongs to the aluminum alloys.

For each property being compared, the top bar is AM60A magnesium and the bottom bar is 1080A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 62
18 to 40
Elastic (Young's, Tensile) Modulus, GPa 45
68
Elongation at Break, % 8.8
2.3 to 34
Fatigue Strength, MPa 70
18 to 50
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 130
49 to 81
Tensile Strength: Ultimate (UTS), MPa 230
74 to 140
Tensile Strength: Yield (Proof), MPa 130
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 550
640
Specific Heat Capacity, J/kg-K 1000
900
Thermal Conductivity, W/m-K 62
230
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
62
Electrical Conductivity: Equal Weight (Specific), % IACS 69
200

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.7
Embodied Carbon, kg CO2/kg material 23
8.3
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 990
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
3.1 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 190
2.1 to 100
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 71
50
Strength to Weight: Axial, points 37
7.6 to 15
Strength to Weight: Bending, points 49
14 to 22
Thermal Diffusivity, mm2/s 37
94
Thermal Shock Resistance, points 14
3.3 to 6.4

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
99.8 to 100
Copper (Cu), % 0 to 0.35
0 to 0.030
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0
0 to 0.15
Magnesium (Mg), % 91.8 to 94.4
0 to 0.020
Manganese (Mn), % 0.13 to 0.6
0 to 0.020
Nickel (Ni), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 0.15
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.22
0 to 0.060