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AM60A Magnesium vs. 6070 Aluminum

AM60A magnesium belongs to the magnesium alloys classification, while 6070 aluminum belongs to the aluminum 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 AM60A magnesium and the bottom bar is 6070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
70
Elongation at Break, % 8.8
5.6 to 8.6
Fatigue Strength, MPa 70
95 to 130
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 130
220 to 240
Tensile Strength: Ultimate (UTS), MPa 230
370 to 380
Tensile Strength: Yield (Proof), MPa 130
350

Thermal Properties

Latent Heat of Fusion, J/g 350
410
Maximum Temperature: Mechanical, °C 120
160
Melting Completion (Liquidus), °C 620
650
Melting Onset (Solidus), °C 550
570
Specific Heat Capacity, J/kg-K 1000
900
Thermal Conductivity, W/m-K 62
160
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
41
Electrical Conductivity: Equal Weight (Specific), % IACS 69
140

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
150
Embodied Water, L/kg 990
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
20 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 190
880 to 900
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 71
50
Strength to Weight: Axial, points 37
38
Strength to Weight: Bending, points 49
42 to 43
Thermal Diffusivity, mm2/s 37
65
Thermal Shock Resistance, points 14
16 to 17

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
94.6 to 98
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.35
0.15 to 0.4
Iron (Fe), % 0
0 to 0.5
Magnesium (Mg), % 91.8 to 94.4
0.5 to 1.2
Manganese (Mn), % 0.13 to 0.6
0.4 to 1.0
Nickel (Ni), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
1.0 to 1.7
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.22
0 to 0.25
Residuals, % 0
0 to 0.15