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Grade C-5 Titanium vs. 520.0 Aluminum

Grade C-5 titanium belongs to the titanium alloys classification, while 520.0 aluminum belongs to the aluminum alloys. There are 30 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 520.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
75
Elastic (Young's, Tensile) Modulus, GPa 110
66
Elongation at Break, % 6.7
14
Fatigue Strength, MPa 510
55
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
25
Tensile Strength: Ultimate (UTS), MPa 1000
330
Tensile Strength: Yield (Proof), MPa 940
170

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
600
Melting Onset (Solidus), °C 1560
480
Specific Heat Capacity, J/kg-K 560
910
Thermal Conductivity, W/m-K 7.1
87
Thermal Expansion, µm/m-K 9.6
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
21
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
72

Otherwise Unclassified Properties

Base Metal Price, % relative 36
9.5
Density, g/cm3 4.4
2.6
Embodied Carbon, kg CO2/kg material 38
9.8
Embodied Energy, MJ/kg 610
160
Embodied Water, L/kg 200
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
39
Resilience: Unit (Modulus of Resilience), kJ/m3 4200
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
52
Strength to Weight: Axial, points 63
35
Strength to Weight: Bending, points 50
41
Thermal Diffusivity, mm2/s 2.9
37
Thermal Shock Resistance, points 71
14

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
87.9 to 90.5
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.3
Magnesium (Mg), % 0
9.5 to 10.6
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Silicon (Si), % 0
0 to 0.25
Titanium (Ti), % 87.5 to 91
0 to 0.25
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15