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Grade 27 Titanium vs. 413.0 Aluminum

Grade 27 titanium belongs to the titanium alloys classification, while 413.0 aluminum belongs to the aluminum alloys. There are 30 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 grade 27 titanium and the bottom bar is 413.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
73
Elongation at Break, % 27
2.5
Fatigue Strength, MPa 170
130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
28
Shear Strength, MPa 180
170
Tensile Strength: Ultimate (UTS), MPa 270
270
Tensile Strength: Yield (Proof), MPa 230
140

Thermal Properties

Latent Heat of Fusion, J/g 420
570
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
590
Melting Onset (Solidus), °C 1610
580
Specific Heat Capacity, J/kg-K 540
900
Thermal Conductivity, W/m-K 21
140
Thermal Expansion, µm/m-K 8.7
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
35
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
120

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 33
7.6
Embodied Energy, MJ/kg 530
140
Embodied Water, L/kg 320
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 240
130
Stiffness to Weight: Axial, points 13
16
Stiffness to Weight: Bending, points 35
53
Strength to Weight: Axial, points 17
29
Strength to Weight: Bending, points 21
36
Thermal Diffusivity, mm2/s 8.8
59
Thermal Shock Resistance, points 21
13

Alloy Composition

Aluminum (Al), % 0
82.2 to 89
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 1.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 2.0
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0
0 to 0.35
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
11 to 13
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 99 to 99.92
0
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.25