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EN AC-44000 Aluminum vs. Grade C-5 Titanium

EN AC-44000 aluminum belongs to the aluminum alloys classification, while grade C-5 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN AC-44000 aluminum and the bottom bar is grade C-5 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 51
310
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 7.3
6.7
Fatigue Strength, MPa 64
510
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 180
1000
Tensile Strength: Yield (Proof), MPa 86
940

Thermal Properties

Latent Heat of Fusion, J/g 560
410
Maximum Temperature: Mechanical, °C 170
340
Melting Completion (Liquidus), °C 590
1610
Melting Onset (Solidus), °C 590
1560
Specific Heat Capacity, J/kg-K 910
560
Thermal Conductivity, W/m-K 140
7.1
Thermal Expansion, µm/m-K 21
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 130
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.5
4.4
Embodied Carbon, kg CO2/kg material 7.8
38
Embodied Energy, MJ/kg 150
610
Embodied Water, L/kg 1070
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
66
Resilience: Unit (Modulus of Resilience), kJ/m3 51
4200
Stiffness to Weight: Axial, points 16
13
Stiffness to Weight: Bending, points 55
35
Strength to Weight: Axial, points 20
63
Strength to Weight: Bending, points 28
50
Thermal Diffusivity, mm2/s 61
2.9
Thermal Shock Resistance, points 8.4
71

Alloy Composition

Aluminum (Al), % 87.1 to 90
5.5 to 6.8
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.19
0 to 0.4
Magnesium (Mg), % 0 to 0.45
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 10 to 11.8
0
Titanium (Ti), % 0 to 0.15
87.5 to 91
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.070
0
Residuals, % 0 to 0.1
0 to 0.4