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5182 Aluminum vs. Titanium 6-2-4-2

5182 aluminum belongs to the aluminum alloys classification, while titanium 6-2-4-2 belongs to the titanium alloys. There are 30 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 5182 aluminum and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 1.1 to 12
8.6
Fatigue Strength, MPa 100 to 130
490
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
40
Shear Strength, MPa 170 to 240
560
Tensile Strength: Ultimate (UTS), MPa 280 to 420
950
Tensile Strength: Yield (Proof), MPa 130 to 360
880

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 180
300
Melting Completion (Liquidus), °C 640
1590
Melting Onset (Solidus), °C 590
1540
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 130
6.9
Thermal Expansion, µm/m-K 24
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 94
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
42
Density, g/cm3 2.7
4.6
Embodied Carbon, kg CO2/kg material 8.9
32
Embodied Energy, MJ/kg 150
520
Embodied Water, L/kg 1180
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 49
79
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 950
3640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
34
Strength to Weight: Axial, points 29 to 44
57
Strength to Weight: Bending, points 36 to 47
46
Thermal Diffusivity, mm2/s 53
2.8
Thermal Shock Resistance, points 12 to 19
67

Alloy Composition


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Aluminum (Al), % 93.2 to 95.8
5.5 to 6.5
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.15
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.35
0 to 0.25
Magnesium (Mg), % 4.0 to 5.0
0
Manganese (Mn), % 0.2 to 0.5
0
Molybdenum (Mo), % 0
1.8 to 2.2
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Silicon (Si), % 0 to 0.2
0.060 to 0.12
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0 to 0.1
83.7 to 87.2
Zinc (Zn), % 0 to 0.25
0
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0 to 0.15
0 to 0.4