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2017A Aluminum vs. Grade C-6 Titanium

2017A aluminum belongs to the aluminum alloys classification, while grade C-6 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 2017A aluminum and the bottom bar is grade C-6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
100
Elongation at Break, % 2.2 to 14
9.0
Fatigue Strength, MPa 92 to 130
460
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
39
Tensile Strength: Ultimate (UTS), MPa 200 to 460
890
Tensile Strength: Yield (Proof), MPa 110 to 290
830

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 220
310
Melting Completion (Liquidus), °C 650
1580
Melting Onset (Solidus), °C 510
1530
Specific Heat Capacity, J/kg-K 880
550
Thermal Conductivity, W/m-K 150
7.8
Thermal Expansion, µm/m-K 23
9.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
36
Density, g/cm3 3.0
4.5
Embodied Carbon, kg CO2/kg material 8.2
30
Embodied Energy, MJ/kg 150
480
Embodied Water, L/kg 1140
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.7 to 53
78
Resilience: Unit (Modulus of Resilience), kJ/m3 90 to 570
3300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
35
Strength to Weight: Axial, points 19 to 42
55
Strength to Weight: Bending, points 26 to 44
46
Thermal Diffusivity, mm2/s 56
3.2
Thermal Shock Resistance, points 8.9 to 20
63

Alloy Composition

Aluminum (Al), % 91.3 to 95.5
4.0 to 6.0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.5 to 4.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0 to 0.5
Magnesium (Mg), % 0.4 to 1.0
0
Manganese (Mn), % 0.4 to 1.0
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0.2 to 0.8
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.25
89.7 to 94
Zinc (Zn), % 0 to 0.25
0
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.4