MakeItFrom.com
Menu (ESC)

7003 Aluminum vs. ISO-WD32260 Magnesium

7003 aluminum belongs to the aluminum alloys classification, while ISO-WD32260 magnesium belongs to the magnesium alloys.

For each property being compared, the top bar is 7003 aluminum and the bottom bar is ISO-WD32260 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
46
Elongation at Break, % 11
4.5 to 6.0
Fatigue Strength, MPa 130 to 150
150 to 190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 210 to 230
190 to 200
Tensile Strength: Ultimate (UTS), MPa 350 to 390
330 to 340
Tensile Strength: Yield (Proof), MPa 300 to 310
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 380
330
Maximum Temperature: Mechanical, °C 200
120
Melting Completion (Liquidus), °C 630
600
Melting Onset (Solidus), °C 510
520
Specific Heat Capacity, J/kg-K 870
970
Thermal Conductivity, W/m-K 150
110
Thermal Expansion, µm/m-K 24
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
28
Electrical Conductivity: Equal Weight (Specific), % IACS 110
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.9
1.9
Embodied Carbon, kg CO2/kg material 8.1
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1140
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 41
14 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 630 to 710
560 to 700
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
63
Strength to Weight: Axial, points 33 to 37
48 to 51
Strength to Weight: Bending, points 37 to 40
56 to 58
Thermal Diffusivity, mm2/s 59
63
Thermal Shock Resistance, points 15 to 17
19 to 20

Alloy Composition

Aluminum (Al), % 90.6 to 94.5
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 0 to 0.35
0
Magnesium (Mg), % 0.5 to 1.0
92.7 to 94.8
Manganese (Mn), % 0 to 0.3
0
Silicon (Si), % 0 to 0.3
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 5.0 to 6.5
4.8 to 6.2
Zirconium (Zr), % 0.050 to 0.25
0.45 to 0.8
Residuals, % 0
0 to 0.3

Comparable Variants