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Grade C-5 Titanium vs. 2195 Aluminum

Grade C-5 titanium belongs to the titanium alloys classification, while 2195 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade C-5 titanium and the bottom bar is 2195 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 6.7
9.3
Fatigue Strength, MPa 510
190
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 1000
590
Tensile Strength: Yield (Proof), MPa 940
560

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 340
210
Melting Completion (Liquidus), °C 1610
660
Melting Onset (Solidus), °C 1560
550
Specific Heat Capacity, J/kg-K 560
900
Thermal Conductivity, W/m-K 7.1
130
Thermal Expansion, µm/m-K 9.6
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
34
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
100

Otherwise Unclassified Properties

Base Metal Price, % relative 36
31
Density, g/cm3 4.4
3.0
Embodied Carbon, kg CO2/kg material 38
8.6
Embodied Energy, MJ/kg 610
160
Embodied Water, L/kg 200
1470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
54
Resilience: Unit (Modulus of Resilience), kJ/m3 4200
2290
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
46
Strength to Weight: Axial, points 63
55
Strength to Weight: Bending, points 50
53
Thermal Diffusivity, mm2/s 2.9
49
Thermal Shock Resistance, points 71
26

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
91.9 to 94.9
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
3.7 to 4.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.15
Lithium (Li), % 0
0.8 to 1.2
Magnesium (Mg), % 0
0.25 to 0.8
Manganese (Mn), % 0
0 to 0.25
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Silicon (Si), % 0
0 to 0.12
Silver (Ag), % 0
0.25 to 0.6
Titanium (Ti), % 87.5 to 91
0 to 0.1
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.25
Zirconium (Zr), % 0
0.080 to 0.16
Residuals, % 0
0 to 0.15