MakeItFrom.com
Menu (ESC)

Titanium 6-7 vs. 7175 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while 7175 aluminum belongs to the aluminum alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is titanium 6-7 and the bottom bar is 7175 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
70
Elongation at Break, % 11
3.8 to 5.9
Fatigue Strength, MPa 530
150 to 180
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 45
26
Shear Strength, MPa 610
290 to 330
Tensile Strength: Ultimate (UTS), MPa 1020
520 to 570
Tensile Strength: Yield (Proof), MPa 900
430 to 490

Thermal Properties

Latent Heat of Fusion, J/g 410
380
Maximum Temperature: Mechanical, °C 300
180
Melting Completion (Liquidus), °C 1700
640
Melting Onset (Solidus), °C 1650
480
Specific Heat Capacity, J/kg-K 520
870
Thermal Expansion, µm/m-K 9.3
23

Otherwise Unclassified Properties

Base Metal Price, % relative 75
10
Density, g/cm3 5.1
3.0
Embodied Carbon, kg CO2/kg material 34
8.2
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
18 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
1310 to 1730
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 32
46
Strength to Weight: Axial, points 56
48 to 52
Strength to Weight: Bending, points 44
48 to 51
Thermal Shock Resistance, points 66
23 to 25

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
88 to 91.4
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0.18 to 0.28
Copper (Cu), % 0
1.2 to 2.0
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.2
Magnesium (Mg), % 0
2.1 to 2.9
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 6.5 to 7.5
0
Niobium (Nb), % 6.5 to 7.5
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Silicon (Si), % 0
0 to 0.15
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0 to 0.1
Zinc (Zn), % 0
5.1 to 6.1
Residuals, % 0
0 to 0.15