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EN AC-43500 Aluminum vs. Grade 6 Titanium

EN AC-43500 aluminum belongs to the aluminum alloys classification, while grade 6 titanium belongs to the titanium alloys. There are 29 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 EN AC-43500 aluminum and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
100
Elongation at Break, % 4.5 to 13
11
Fatigue Strength, MPa 62 to 100
290
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
39
Tensile Strength: Ultimate (UTS), MPa 220 to 300
890
Tensile Strength: Yield (Proof), MPa 140 to 170
840

Thermal Properties

Latent Heat of Fusion, J/g 550
410
Maximum Temperature: Mechanical, °C 170
310
Melting Completion (Liquidus), °C 600
1580
Melting Onset (Solidus), °C 590
1530
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 140
7.8
Thermal Expansion, µm/m-K 22
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 130
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.6
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 12 to 26
92
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 200
3390
Stiffness to Weight: Axial, points 16
13
Stiffness to Weight: Bending, points 54
35
Strength to Weight: Axial, points 24 to 33
55
Strength to Weight: Bending, points 32 to 39
46
Thermal Diffusivity, mm2/s 60
3.2
Thermal Shock Resistance, points 10 to 14
65

Alloy Composition

Aluminum (Al), % 86.4 to 90.5
4.0 to 6.0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.25
0 to 0.5
Magnesium (Mg), % 0.1 to 0.6
0
Manganese (Mn), % 0.4 to 0.8
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 9.0 to 11.5
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.2
89.8 to 94
Zinc (Zn), % 0 to 0.070
0
Residuals, % 0
0 to 0.4