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EN AC-71100 Aluminum vs. Grade 14 Titanium

EN AC-71100 aluminum belongs to the aluminum alloys classification, while grade 14 titanium belongs to the titanium alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN AC-71100 aluminum and the bottom bar is grade 14 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 1.1
23
Fatigue Strength, MPa 150
220
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 260
460
Tensile Strength: Yield (Proof), MPa 230
310

Thermal Properties

Latent Heat of Fusion, J/g 490
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 580
1660
Melting Onset (Solidus), °C 520
1610
Specific Heat Capacity, J/kg-K 860
540
Thermal Expansion, µm/m-K 22
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 97
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.9
4.5
Embodied Carbon, kg CO2/kg material 7.4
32
Embodied Energy, MJ/kg 140
520
Embodied Water, L/kg 1010
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.8
93
Resilience: Unit (Modulus of Resilience), kJ/m3 360
450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 47
35
Strength to Weight: Axial, points 25
28
Strength to Weight: Bending, points 31
29
Thermal Shock Resistance, points 12
35

Alloy Composition

Aluminum (Al), % 78.7 to 83.3
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.3
0 to 0.3
Magnesium (Mg), % 0.2 to 0.5
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0
0.4 to 0.6
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Ruthenium (Ru), % 0
0.040 to 0.060
Silicon (Si), % 7.5 to 9.5
0
Titanium (Ti), % 0 to 0.15
98.4 to 99.56
Zinc (Zn), % 9.0 to 10.5
0
Residuals, % 0
0 to 0.4