MakeItFrom.com
Menu (ESC)

Titanium 6-5-0.5 vs. 7021 Aluminum

Titanium 6-5-0.5 belongs to the titanium alloys classification, while 7021 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 7021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
69
Elongation at Break, % 6.7
9.4
Fatigue Strength, MPa 530
150
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
26
Shear Strength, MPa 630
270
Tensile Strength: Ultimate (UTS), MPa 1080
460
Tensile Strength: Yield (Proof), MPa 990
390

Thermal Properties

Latent Heat of Fusion, J/g 410
380
Maximum Temperature: Mechanical, °C 300
200
Melting Completion (Liquidus), °C 1610
630
Melting Onset (Solidus), °C 1560
510
Specific Heat Capacity, J/kg-K 550
870
Thermal Conductivity, W/m-K 4.2
150
Thermal Expansion, µm/m-K 9.4
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
38
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
120

Otherwise Unclassified Properties

Base Metal Price, % relative 41
9.5
Density, g/cm3 4.5
2.9
Embodied Carbon, kg CO2/kg material 33
8.3
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 180
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
41
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
1110
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
47
Strength to Weight: Axial, points 67
44
Strength to Weight: Bending, points 52
45
Thermal Diffusivity, mm2/s 1.7
59
Thermal Shock Resistance, points 79
20

Alloy Composition

Aluminum (Al), % 5.7 to 6.3
90.7 to 93.7
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.050
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.4
Magnesium (Mg), % 0
1.2 to 1.8
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 0.25
Titanium (Ti), % 85.6 to 90.1
0 to 0.1
Zinc (Zn), % 0
5.0 to 6.0
Zirconium (Zr), % 4.0 to 6.0
0.080 to 0.18
Residuals, % 0 to 0.4
0 to 0.15