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1435 Aluminum vs. Grade 27 Titanium

1435 aluminum belongs to the aluminum alloys classification, while grade 27 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 1435 aluminum and the bottom bar is grade 27 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 4.1 to 32
27
Fatigue Strength, MPa 27 to 49
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
41
Shear Strength, MPa 54 to 87
180
Tensile Strength: Ultimate (UTS), MPa 81 to 150
270
Tensile Strength: Yield (Proof), MPa 23 to 130
230

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 650
1660
Melting Onset (Solidus), °C 640
1610
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 230
21
Thermal Expansion, µm/m-K 23
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 200
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
37
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.2
33
Embodied Energy, MJ/kg 150
530
Embodied Water, L/kg 1190
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.0 to 20
70
Resilience: Unit (Modulus of Resilience), kJ/m3 3.8 to 110
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 8.3 to 15
17
Strength to Weight: Bending, points 15 to 23
21
Thermal Diffusivity, mm2/s 93
8.8
Thermal Shock Resistance, points 3.6 to 6.7
21

Alloy Composition

Aluminum (Al), % 99.35 to 99.7
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.020
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0.3 to 0.5
0 to 0.2
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.050
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.030
99 to 99.92
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4