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319.0 Aluminum vs. AZ63A Magnesium

319.0 aluminum belongs to the aluminum alloys classification, while AZ63A magnesium belongs to the magnesium alloys. There are 31 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 319.0 aluminum and the bottom bar is AZ63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
46
Elongation at Break, % 1.8 to 2.0
2.2 to 8.0
Fatigue Strength, MPa 76 to 80
76 to 83
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 170 to 210
110 to 160
Tensile Strength: Ultimate (UTS), MPa 190 to 240
190 to 270
Tensile Strength: Yield (Proof), MPa 110 to 180
81 to 120

Thermal Properties

Latent Heat of Fusion, J/g 480
350
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 600
610
Melting Onset (Solidus), °C 540
450
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.3
Specific Heat Capacity, J/kg-K 880
980
Thermal Conductivity, W/m-K 110
52 to 65
Thermal Expansion, µm/m-K 22
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
12 to 15
Electrical Conductivity: Equal Weight (Specific), % IACS 84
59 to 74

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 2.9
1.8
Embodied Carbon, kg CO2/kg material 7.7
22
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1080
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.3 to 3.9
3.7 to 16
Resilience: Unit (Modulus of Resilience), kJ/m3 88 to 220
71 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 48
66
Strength to Weight: Axial, points 18 to 24
29 to 41
Strength to Weight: Bending, points 25 to 30
40 to 51
Thermal Diffusivity, mm2/s 44
29 to 37
Thermal Shock Resistance, points 8.6 to 11
11 to 16

Alloy Composition

Aluminum (Al), % 85.8 to 91.5
5.3 to 6.7
Copper (Cu), % 3.0 to 4.0
0 to 0.25
Iron (Fe), % 0 to 1.0
0
Magnesium (Mg), % 0 to 0.1
88.6 to 92.1
Manganese (Mn), % 0 to 0.5
0.15 to 0.35
Nickel (Ni), % 0 to 0.35
0 to 0.010
Silicon (Si), % 5.5 to 6.5
0 to 0.3
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 1.0
2.5 to 3.5
Residuals, % 0
0 to 0.3

Comparable Variants