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5088 Aluminum vs. Titanium 6-2-4-2

5088 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 5088 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, % 29
8.6
Fatigue Strength, MPa 180
490
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
40
Shear Strength, MPa 200
560
Tensile Strength: Ultimate (UTS), MPa 310
950
Tensile Strength: Yield (Proof), MPa 150
880

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 200
300
Melting Completion (Liquidus), °C 640
1590
Melting Onset (Solidus), °C 540
1540
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 120
6.9
Thermal Expansion, µm/m-K 24
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 98
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 9.0
32
Embodied Energy, MJ/kg 150
520
Embodied Water, L/kg 1180
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 76
79
Resilience: Unit (Modulus of Resilience), kJ/m3 170
3640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
34
Strength to Weight: Axial, points 32
57
Strength to Weight: Bending, points 38
46
Thermal Diffusivity, mm2/s 51
2.8
Thermal Shock Resistance, points 14
67

Alloy Composition

Aluminum (Al), % 92.4 to 94.8
5.5 to 6.5
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0.1 to 0.35
0 to 0.25
Magnesium (Mg), % 4.7 to 5.5
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
83.7 to 87.2
Zinc (Zn), % 0.2 to 0.4
0
Zirconium (Zr), % 0 to 0.15
3.6 to 4.4
Residuals, % 0
0 to 0.4