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Grade 6 Titanium vs. 7010 Aluminum

Grade 6 titanium belongs to the titanium alloys classification, while 7010 aluminum belongs to the aluminum 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 grade 6 titanium and the bottom bar is 7010 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
70
Elongation at Break, % 11
3.9 to 6.8
Fatigue Strength, MPa 290
160 to 190
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 39
26
Shear Strength, MPa 530
300 to 340
Tensile Strength: Ultimate (UTS), MPa 890
520 to 590
Tensile Strength: Yield (Proof), MPa 840
410 to 540

Thermal Properties

Latent Heat of Fusion, J/g 410
380
Maximum Temperature: Mechanical, °C 310
200
Melting Completion (Liquidus), °C 1580
630
Melting Onset (Solidus), °C 1530
480
Specific Heat Capacity, J/kg-K 550
860
Thermal Conductivity, W/m-K 7.8
150
Thermal Expansion, µm/m-K 9.4
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
40
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
120

Otherwise Unclassified Properties

Base Metal Price, % relative 36
10
Density, g/cm3 4.5
3.0
Embodied Carbon, kg CO2/kg material 30
8.3
Embodied Energy, MJ/kg 480
150
Embodied Water, L/kg 190
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
22 to 33
Resilience: Unit (Modulus of Resilience), kJ/m3 3390
1230 to 2130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
45
Strength to Weight: Axial, points 55
47 to 54
Strength to Weight: Bending, points 46
47 to 52
Thermal Diffusivity, mm2/s 3.2
58
Thermal Shock Resistance, points 65
22 to 26

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
87.9 to 90.6
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.050
Copper (Cu), % 0
1.5 to 2.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
0 to 0.15
Magnesium (Mg), % 0
2.1 to 2.6
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.2
0
Silicon (Si), % 0
0 to 0.12
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.8 to 94
0 to 0.060
Zinc (Zn), % 0
5.7 to 6.7
Zirconium (Zr), % 0
0.1 to 0.16
Residuals, % 0
0 to 0.15