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EN AC-46100 Aluminum vs. Grade C-5 Titanium

EN AC-46100 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-46100 aluminum and the bottom bar is grade C-5 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
310
Elastic (Young's, Tensile) Modulus, GPa 73
110
Elongation at Break, % 1.0
6.7
Fatigue Strength, MPa 110
510
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 28
40
Tensile Strength: Ultimate (UTS), MPa 270
1000
Tensile Strength: Yield (Proof), MPa 160
940

Thermal Properties

Latent Heat of Fusion, J/g 550
410
Maximum Temperature: Mechanical, °C 180
340
Melting Completion (Liquidus), °C 600
1610
Melting Onset (Solidus), °C 540
1560
Specific Heat Capacity, J/kg-K 890
560
Thermal Conductivity, W/m-K 110
7.1
Thermal Expansion, µm/m-K 21
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 90
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 10
36
Density, g/cm3 2.7
4.4
Embodied Carbon, kg CO2/kg material 7.6
38
Embodied Energy, MJ/kg 140
610
Embodied Water, L/kg 1030
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
66
Resilience: Unit (Modulus of Resilience), kJ/m3 170
4200
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 27
63
Strength to Weight: Bending, points 34
50
Thermal Diffusivity, mm2/s 44
2.9
Thermal Shock Resistance, points 12
71

Alloy Composition

Aluminum (Al), % 80.4 to 88.5
5.5 to 6.8
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 1.5 to 2.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.1
0 to 0.4
Lead (Pb), % 0 to 0.25
0
Magnesium (Mg), % 0 to 0.3
0
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0 to 0.45
0 to 0.050
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 10 to 12
0
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
87.5 to 91
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 1.7
0
Residuals, % 0
0 to 0.4