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Grade C-5 Titanium vs. 2014A Aluminum

Grade C-5 titanium belongs to the titanium alloys classification, while 2014A aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade C-5 titanium and the bottom bar is 2014A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
72
Elongation at Break, % 6.7
6.2 to 16
Fatigue Strength, MPa 510
93 to 150
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 1000
210 to 490
Tensile Strength: Yield (Proof), MPa 940
110 to 430

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 340
210
Melting Completion (Liquidus), °C 1610
640
Melting Onset (Solidus), °C 1560
510
Specific Heat Capacity, J/kg-K 560
870
Thermal Conductivity, W/m-K 7.1
150
Thermal Expansion, µm/m-K 9.6
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
37
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
110

Otherwise Unclassified Properties

Base Metal Price, % relative 36
11
Density, g/cm3 4.4
3.0
Embodied Carbon, kg CO2/kg material 38
8.1
Embodied Energy, MJ/kg 610
150
Embodied Water, L/kg 200
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
24 to 49
Resilience: Unit (Modulus of Resilience), kJ/m3 4200
85 to 1300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
46
Strength to Weight: Axial, points 63
19 to 45
Strength to Weight: Bending, points 50
26 to 46
Thermal Diffusivity, mm2/s 2.9
55
Thermal Shock Resistance, points 71
9.0 to 22

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
90.8 to 95
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0
3.9 to 5.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.5
Magnesium (Mg), % 0
0.2 to 0.8
Manganese (Mn), % 0
0.4 to 1.2
Nickel (Ni), % 0 to 0.050
0 to 0.1
Oxygen (O), % 0 to 0.25
0
Silicon (Si), % 0
0.5 to 0.9
Titanium (Ti), % 87.5 to 91
0 to 0.15
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.25
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.15