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Titanium 6-2-4-2 vs. 358.0 Aluminum

Titanium 6-2-4-2 belongs to the titanium alloys classification, while 358.0 aluminum belongs to the aluminum 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 titanium 6-2-4-2 and the bottom bar is 358.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 8.6
3.5 to 6.0
Fatigue Strength, MPa 490
100 to 110
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Shear Strength, MPa 560
300 to 320
Tensile Strength: Ultimate (UTS), MPa 950
350 to 370
Tensile Strength: Yield (Proof), MPa 880
290 to 320

Thermal Properties

Latent Heat of Fusion, J/g 400
520
Maximum Temperature: Mechanical, °C 300
170
Melting Completion (Liquidus), °C 1590
600
Melting Onset (Solidus), °C 1540
560
Specific Heat Capacity, J/kg-K 540
900
Thermal Conductivity, W/m-K 6.9
150
Thermal Expansion, µm/m-K 9.5
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
36
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
130

Otherwise Unclassified Properties

Base Metal Price, % relative 42
19
Density, g/cm3 4.6
2.6
Embodied Carbon, kg CO2/kg material 32
8.7
Embodied Energy, MJ/kg 520
160
Embodied Water, L/kg 210
1090

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
12 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 3640
590 to 710
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 34
53
Strength to Weight: Axial, points 57
37 to 39
Strength to Weight: Bending, points 46
42 to 44
Thermal Diffusivity, mm2/s 2.8
63
Thermal Shock Resistance, points 67
16 to 17

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
89.1 to 91.8
Beryllium (Be), % 0
0.1 to 0.3
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.3
Magnesium (Mg), % 0
0.4 to 0.6
Manganese (Mn), % 0
0 to 0.2
Molybdenum (Mo), % 1.8 to 2.2
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Silicon (Si), % 0.060 to 0.12
7.6 to 8.6
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0.1 to 0.2
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0
0 to 0.15