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359.0-T61 Aluminum vs. AM100A-T61 Magnesium

359.0-T61 aluminum belongs to the aluminum alloys classification, while AM100A-T61 magnesium belongs to the magnesium alloys. There are 30 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 359.0-T61 aluminum and the bottom bar is AM100A-T61 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
46
Elongation at Break, % 4.9
1.0
Fatigue Strength, MPa 100
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 220
150
Tensile Strength: Ultimate (UTS), MPa 340
270
Tensile Strength: Yield (Proof), MPa 250
140

Thermal Properties

Latent Heat of Fusion, J/g 530
350
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 600
590
Melting Onset (Solidus), °C 570
460
Specific Heat Capacity, J/kg-K 910
990
Thermal Conductivity, W/m-K 140
73
Thermal Expansion, µm/m-K 21
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
11
Electrical Conductivity: Equal Weight (Specific), % IACS 120
59

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.6
1.7
Embodied Carbon, kg CO2/kg material 8.0
22
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1090
1000

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
2.3
Resilience: Unit (Modulus of Resilience), kJ/m3 450
210
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 54
70
Strength to Weight: Axial, points 37
44
Strength to Weight: Bending, points 42
54
Thermal Diffusivity, mm2/s 59
43
Thermal Shock Resistance, points 16
17

Alloy Composition

Aluminum (Al), % 88.9 to 91
9.3 to 10.7
Copper (Cu), % 0 to 0.2
0 to 0.1
Iron (Fe), % 0 to 0.2
0
Magnesium (Mg), % 0.5 to 0.7
87.9 to 90.6
Manganese (Mn), % 0 to 0.1
0.1 to 0.35
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 8.5 to 9.5
0 to 0.3
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0 to 0.3
Residuals, % 0
0 to 0.3