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Grade C-5 Titanium vs. 201.0 Aluminum

Grade C-5 titanium belongs to the titanium alloys classification, while 201.0 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade C-5 titanium and the bottom bar is 201.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
95 to 140
Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 6.7
4.4 to 20
Fatigue Strength, MPa 510
120 to 150
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 1000
370 to 470
Tensile Strength: Yield (Proof), MPa 940
220 to 400

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
650
Melting Onset (Solidus), °C 1560
570
Specific Heat Capacity, J/kg-K 560
870
Thermal Conductivity, W/m-K 7.1
120
Thermal Expansion, µm/m-K 9.6
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
30 to 33
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
87 to 97

Otherwise Unclassified Properties

Base Metal Price, % relative 36
38
Density, g/cm3 4.4
3.1
Embodied Carbon, kg CO2/kg material 38
8.7
Embodied Energy, MJ/kg 610
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
19 to 63
Resilience: Unit (Modulus of Resilience), kJ/m3 4200
330 to 1160
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
45
Strength to Weight: Axial, points 63
33 to 42
Strength to Weight: Bending, points 50
37 to 44
Thermal Diffusivity, mm2/s 2.9
45
Thermal Shock Resistance, points 71
19 to 25

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
92.1 to 95.1
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
4.0 to 5.2
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.15
Magnesium (Mg), % 0
0.15 to 0.55
Manganese (Mn), % 0
0.2 to 0.5
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Silicon (Si), % 0
0 to 0.1
Silver (Ag), % 0
0.4 to 1.0
Titanium (Ti), % 87.5 to 91
0.15 to 0.35
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.1