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A535.0 Aluminum vs. Grade 27 Titanium

A535.0 aluminum belongs to the aluminum alloys classification, while grade 27 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is A535.0 aluminum and the bottom bar is grade 27 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
110
Elongation at Break, % 9.0
27
Fatigue Strength, MPa 95
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
41
Tensile Strength: Ultimate (UTS), MPa 250
270
Tensile Strength: Yield (Proof), MPa 120
230

Thermal Properties

Latent Heat of Fusion, J/g 390
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 620
1660
Melting Onset (Solidus), °C 550
1610
Specific Heat Capacity, J/kg-K 910
540
Thermal Conductivity, W/m-K 100
21
Thermal Expansion, µm/m-K 24
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 79
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.6
4.5
Embodied Carbon, kg CO2/kg material 9.3
33
Embodied Energy, MJ/kg 160
530
Embodied Water, L/kg 1180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
70
Resilience: Unit (Modulus of Resilience), kJ/m3 120
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 26
17
Strength to Weight: Bending, points 33
21
Thermal Diffusivity, mm2/s 42
8.8
Thermal Shock Resistance, points 11
21

Alloy Composition

Aluminum (Al), % 91.4 to 93.4
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 0.2
0 to 0.2
Magnesium (Mg), % 6.5 to 7.5
0
Manganese (Mn), % 0.1 to 0.25
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 0.2
0
Titanium (Ti), % 0 to 0.25
99 to 99.92
Residuals, % 0
0 to 0.4