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EN AC-44000 Aluminum vs. Grade C-2 Titanium

EN AC-44000 aluminum belongs to the aluminum alloys classification, while grade C-2 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-2 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 51
180
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 7.3
17
Fatigue Strength, MPa 64
200
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 180
390
Tensile Strength: Yield (Proof), MPa 86
310

Thermal Properties

Latent Heat of Fusion, J/g 560
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 590
1660
Melting Onset (Solidus), °C 590
1610
Specific Heat Capacity, J/kg-K 910
540
Thermal Conductivity, W/m-K 140
21
Thermal Expansion, µm/m-K 21
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 130
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.5
4.5
Embodied Carbon, kg CO2/kg material 7.8
31
Embodied Energy, MJ/kg 150
510
Embodied Water, L/kg 1070
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
61
Resilience: Unit (Modulus of Resilience), kJ/m3 51
460
Stiffness to Weight: Axial, points 16
13
Stiffness to Weight: Bending, points 55
35
Strength to Weight: Axial, points 20
24
Strength to Weight: Bending, points 28
26
Thermal Diffusivity, mm2/s 61
8.8
Thermal Shock Resistance, points 8.4
30

Alloy Composition

Aluminum (Al), % 87.1 to 90
0
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 0.2
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 0.4
Silicon (Si), % 10 to 11.8
0
Titanium (Ti), % 0 to 0.15
98.8 to 100
Zinc (Zn), % 0 to 0.070
0
Residuals, % 0 to 0.1
0 to 0.4