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Grade 15 Titanium vs. 710.0 Aluminum

Grade 15 titanium belongs to the titanium alloys classification, while 710.0 aluminum belongs to the aluminum alloys. There are 30 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 grade 15 titanium and the bottom bar is 710.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 20
2.2 to 3.6
Fatigue Strength, MPa 290
55 to 110
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
26
Shear Strength, MPa 340
180
Tensile Strength: Ultimate (UTS), MPa 540
240 to 250
Tensile Strength: Yield (Proof), MPa 430
160

Thermal Properties

Latent Heat of Fusion, J/g 420
380
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
650
Melting Onset (Solidus), °C 1610
610
Specific Heat Capacity, J/kg-K 540
870
Thermal Conductivity, W/m-K 21
140
Thermal Expansion, µm/m-K 8.7
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
35
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
110

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
3.0
Embodied Carbon, kg CO2/kg material 32
8.0
Embodied Energy, MJ/kg 520
150
Embodied Water, L/kg 210
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
4.9 to 7.9
Resilience: Unit (Modulus of Resilience), kJ/m3 870
180 to 190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
46
Strength to Weight: Axial, points 33
23
Strength to Weight: Bending, points 33
29
Thermal Diffusivity, mm2/s 8.4
53
Thermal Shock Resistance, points 41
10 to 11

Alloy Composition

Aluminum (Al), % 0
90.5 to 93.1
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0.35 to 0.65
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 0.5
Magnesium (Mg), % 0
0.6 to 0.8
Manganese (Mn), % 0
0 to 0.050
Nickel (Ni), % 0.4 to 0.6
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Ruthenium (Ru), % 0.040 to 0.060
0
Silicon (Si), % 0
0 to 0.15
Titanium (Ti), % 98.2 to 99.56
0 to 0.25
Zinc (Zn), % 0
6.0 to 7.0
Residuals, % 0
0 to 0.15