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355.0 Aluminum vs. EZ33A Magnesium

355.0 aluminum belongs to the aluminum alloys classification, while EZ33A magnesium belongs to the magnesium alloys. There are 32 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 355.0 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 72 to 83
55
Elastic (Young's, Tensile) Modulus, GPa 71
44
Elongation at Break, % 1.5 to 2.6
2.6
Fatigue Strength, MPa 55 to 70
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 150 to 240
140
Tensile Strength: Ultimate (UTS), MPa 200 to 260
150
Tensile Strength: Yield (Proof), MPa 150 to 190
100

Thermal Properties

Latent Heat of Fusion, J/g 470
330
Maximum Temperature: Mechanical, °C 180
250
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 560
570
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.6
Specific Heat Capacity, J/kg-K 890
970
Thermal Conductivity, W/m-K 150 to 170
100
Thermal Expansion, µm/m-K 22
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38 to 43
24
Electrical Conductivity: Equal Weight (Specific), % IACS 120 to 140
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.0
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1120
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.7 to 5.9
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 250
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
61
Strength to Weight: Axial, points 20 to 27
22
Strength to Weight: Bending, points 28 to 33
33
Thermal Diffusivity, mm2/s 60 to 69
54
Thermal Shock Resistance, points 9.1 to 12
9.2

Alloy Composition

Aluminum (Al), % 90.3 to 94.1
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 1.0 to 1.5
0 to 0.1
Iron (Fe), % 0 to 0.6
0
Magnesium (Mg), % 0.4 to 0.6
91.5 to 95
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 4.5 to 5.5
0
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.35
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3