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Titanium 6-5-0.5 vs. 7049 Aluminum

Titanium 6-5-0.5 belongs to the titanium alloys classification, while 7049 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 titanium 6-5-0.5 and the bottom bar is 7049 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
70
Elongation at Break, % 6.7
6.2 to 7.0
Fatigue Strength, MPa 530
160 to 170
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
27
Shear Strength, MPa 630
300 to 310
Tensile Strength: Ultimate (UTS), MPa 1080
510 to 530
Tensile Strength: Yield (Proof), MPa 990
420 to 450

Thermal Properties

Latent Heat of Fusion, J/g 410
370
Maximum Temperature: Mechanical, °C 300
180
Melting Completion (Liquidus), °C 1610
640
Melting Onset (Solidus), °C 1560
480
Specific Heat Capacity, J/kg-K 550
860
Thermal Conductivity, W/m-K 4.2
130
Thermal Expansion, µm/m-K 9.4
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
36
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
110

Otherwise Unclassified Properties

Base Metal Price, % relative 41
10
Density, g/cm3 4.5
3.1
Embodied Carbon, kg CO2/kg material 33
8.1
Embodied Energy, MJ/kg 540
140
Embodied Water, L/kg 180
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
31 to 34
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
1270 to 1440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
45
Strength to Weight: Axial, points 67
46 to 47
Strength to Weight: Bending, points 52
46 to 47
Thermal Diffusivity, mm2/s 1.7
51
Thermal Shock Resistance, points 79
22 to 23

Alloy Composition

Aluminum (Al), % 5.7 to 6.3
85.7 to 89.5
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0.1 to 0.22
Copper (Cu), % 0
1.2 to 1.9
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.35
Magnesium (Mg), % 0
2.0 to 2.9
Manganese (Mn), % 0
0 to 0.2
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 0.25
Titanium (Ti), % 85.6 to 90.1
0 to 0.1
Zinc (Zn), % 0
7.2 to 8.2
Zirconium (Zr), % 4.0 to 6.0
0
Residuals, % 0 to 0.4
0 to 0.15