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Titanium 6-5-0.5 vs. 7050 Aluminum

Titanium 6-5-0.5 belongs to the titanium alloys classification, while 7050 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 titanium 6-5-0.5 and the bottom bar is 7050 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
70
Elongation at Break, % 6.7
2.2 to 12
Fatigue Strength, MPa 530
130 to 210
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
26
Shear Strength, MPa 630
280 to 330
Tensile Strength: Ultimate (UTS), MPa 1080
490 to 570
Tensile Strength: Yield (Proof), MPa 990
390 to 500

Thermal Properties

Latent Heat of Fusion, J/g 410
370
Maximum Temperature: Mechanical, °C 300
190
Melting Completion (Liquidus), °C 1610
630
Melting Onset (Solidus), °C 1560
490
Specific Heat Capacity, J/kg-K 550
860
Thermal Conductivity, W/m-K 4.2
140
Thermal Expansion, µm/m-K 9.4
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
35
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
100

Otherwise Unclassified Properties

Base Metal Price, % relative 41
10
Density, g/cm3 4.5
3.1
Embodied Carbon, kg CO2/kg material 33
8.2
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 180
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
10 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
1110 to 1760
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
45
Strength to Weight: Axial, points 67
45 to 51
Strength to Weight: Bending, points 52
45 to 50
Thermal Diffusivity, mm2/s 1.7
54
Thermal Shock Resistance, points 79
21 to 25

Alloy Composition

Aluminum (Al), % 5.7 to 6.3
87.3 to 92.1
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.040
Copper (Cu), % 0
2.0 to 2.6
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.15
Magnesium (Mg), % 0
1.9 to 2.6
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0.25 to 0.75
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.19
0
Silicon (Si), % 0 to 0.4
0 to 0.12
Titanium (Ti), % 85.6 to 90.1
0 to 0.060
Zinc (Zn), % 0
5.7 to 6.7
Zirconium (Zr), % 4.0 to 6.0
0.080 to 0.15
Residuals, % 0 to 0.4
0 to 0.15