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Titanium 6-2-4-2 vs. 357.0 Aluminum

Titanium 6-2-4-2 belongs to the titanium alloys classification, while 357.0 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, 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 357.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 8.6
3.4
Fatigue Strength, MPa 490
76
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 560
200
Tensile Strength: Ultimate (UTS), MPa 950
350
Tensile Strength: Yield (Proof), MPa 880
300

Thermal Properties

Latent Heat of Fusion, J/g 400
500
Maximum Temperature: Mechanical, °C 300
170
Melting Completion (Liquidus), °C 1590
620
Melting Onset (Solidus), °C 1540
560
Specific Heat Capacity, J/kg-K 540
910
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
39
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
140

Otherwise Unclassified Properties

Base Metal Price, % relative 42
9.5
Density, g/cm3 4.6
2.6
Embodied Carbon, kg CO2/kg material 32
8.0
Embodied Energy, MJ/kg 520
150
Embodied Water, L/kg 210
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
11
Resilience: Unit (Modulus of Resilience), kJ/m3 3640
620
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 34
53
Strength to Weight: Axial, points 57
38
Strength to Weight: Bending, points 46
43
Thermal Diffusivity, mm2/s 2.8
64
Thermal Shock Resistance, points 67
17

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
91.3 to 93.1
Carbon (C), % 0 to 0.050
0
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.15
Magnesium (Mg), % 0
0.45 to 0.6
Manganese (Mn), % 0
0 to 0.030
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
6.5 to 7.5
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0 to 0.2
Zinc (Zn), % 0
0 to 0.050
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0
0 to 0.15