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1230A Aluminum vs. ISO-WD32350 Magnesium

1230A aluminum belongs to the aluminum alloys classification, while ISO-WD32350 magnesium belongs to the magnesium alloys.

For each property being compared, the top bar is 1230A aluminum and the bottom bar is ISO-WD32350 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
45
Elongation at Break, % 4.5 to 34
5.7 to 10
Fatigue Strength, MPa 35 to 74
120 to 130
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 59 to 99
150 to 170
Tensile Strength: Ultimate (UTS), MPa 89 to 170
250 to 290
Tensile Strength: Yield (Proof), MPa 29 to 150
140 to 180

Thermal Properties

Latent Heat of Fusion, J/g 400
340
Maximum Temperature: Mechanical, °C 170
95
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 640
560
Specific Heat Capacity, J/kg-K 900
990
Thermal Conductivity, W/m-K 230
130
Thermal Expansion, µm/m-K 23
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
25
Electrical Conductivity: Equal Weight (Specific), % IACS 200
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
12
Density, g/cm3 2.7
1.7
Embodied Carbon, kg CO2/kg material 8.2
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1190
960

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.4 to 23
14 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 5.9 to 150
210 to 380
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
68
Strength to Weight: Axial, points 9.1 to 17
39 to 46
Strength to Weight: Bending, points 16 to 25
50 to 55
Thermal Diffusivity, mm2/s 93
73
Thermal Shock Resistance, points 4.0 to 7.6
16 to 18

Alloy Composition

Aluminum (Al), % 99.3 to 100
0 to 0.1
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.7
0 to 0.060
Magnesium (Mg), % 0 to 0.050
95.7 to 97.7
Manganese (Mn), % 0 to 0.050
0.6 to 1.3
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.7
0 to 0.1
Zinc (Zn), % 0 to 0.050
1.8 to 2.3
Residuals, % 0
0 to 0.3

Comparable Variants