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EN AC-44000 Aluminum vs. Grade C-6 Titanium

EN AC-44000 aluminum belongs to the aluminum alloys classification, while grade C-6 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-6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 51
290
Elastic (Young's, Tensile) Modulus, GPa 71
100
Elongation at Break, % 7.3
9.0
Fatigue Strength, MPa 64
460
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
39
Tensile Strength: Ultimate (UTS), MPa 180
890
Tensile Strength: Yield (Proof), MPa 86
830

Thermal Properties

Latent Heat of Fusion, J/g 560
410
Maximum Temperature: Mechanical, °C 170
310
Melting Completion (Liquidus), °C 590
1580
Melting Onset (Solidus), °C 590
1530
Specific Heat Capacity, J/kg-K 910
550
Thermal Conductivity, W/m-K 140
7.8
Thermal Expansion, µm/m-K 21
9.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 130
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.5
4.5
Embodied Carbon, kg CO2/kg material 7.8
30
Embodied Energy, MJ/kg 150
480
Embodied Water, L/kg 1070
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
78
Resilience: Unit (Modulus of Resilience), kJ/m3 51
3300
Stiffness to Weight: Axial, points 16
13
Stiffness to Weight: Bending, points 55
35
Strength to Weight: Axial, points 20
55
Strength to Weight: Bending, points 28
46
Thermal Diffusivity, mm2/s 61
3.2
Thermal Shock Resistance, points 8.4
63

Alloy Composition

Aluminum (Al), % 87.1 to 90
4.0 to 6.0
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 0.5
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 0.2
Silicon (Si), % 10 to 11.8
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.15
89.7 to 94
Zinc (Zn), % 0 to 0.070
0
Residuals, % 0 to 0.1
0 to 0.4