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3003 Aluminum vs. Titanium 6-6-2

3003 aluminum belongs to the aluminum alloys classification, while titanium 6-6-2 belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 3003 aluminum and the bottom bar is titanium 6-6-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 1.1 to 28
6.7 to 9.0
Fatigue Strength, MPa 39 to 90
590 to 670
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
44
Shear Strength, MPa 68 to 130
670 to 800
Tensile Strength: Ultimate (UTS), MPa 110 to 240
1140 to 1370
Tensile Strength: Yield (Proof), MPa 40 to 210
1040 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
310
Melting Completion (Liquidus), °C 650
1610
Melting Onset (Solidus), °C 640
1560
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 180
5.5
Thermal Expansion, µm/m-K 23
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 140
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
40
Density, g/cm3 2.8
4.8
Embodied Carbon, kg CO2/kg material 8.1
29
Embodied Energy, MJ/kg 150
470
Embodied Water, L/kg 1180
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 0.95 to 63
89 to 99
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
34
Strength to Weight: Axial, points 11 to 24
66 to 79
Strength to Weight: Bending, points 18 to 30
50 to 57
Thermal Diffusivity, mm2/s 71
2.1
Thermal Shock Resistance, points 4.7 to 10
75 to 90

Alloy Composition

Aluminum (Al), % 96.8 to 99
5.0 to 6.0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 0.050 to 0.2
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0.35 to 1.0
Manganese (Mn), % 1.0 to 1.5
0
Molybdenum (Mo), % 0
5.0 to 6.0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0 to 0.6
0
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0
82.8 to 87.8
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4

Comparable Variants