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3102 Aluminum vs. Grade 1 Titanium

3102 aluminum belongs to the aluminum alloys classification, while grade 1 titanium belongs to the titanium 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 3102 aluminum and the bottom bar is grade 1 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 23 to 28
28
Fatigue Strength, MPa 31 to 34
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
39
Shear Strength, MPa 58 to 65
200
Tensile Strength: Ultimate (UTS), MPa 92 to 100
310
Tensile Strength: Yield (Proof), MPa 28 to 34
220

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 180
320
Melting Completion (Liquidus), °C 640
1660
Melting Onset (Solidus), °C 640
1610
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 230
20
Thermal Expansion, µm/m-K 23
8.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 190
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
37
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.2
31
Embodied Energy, MJ/kg 150
510
Embodied Water, L/kg 1190
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 22
79
Resilience: Unit (Modulus of Resilience), kJ/m3 5.8 to 8.3
230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 9.4 to 10
19
Strength to Weight: Bending, points 17 to 18
23
Thermal Diffusivity, mm2/s 92
8.2
Thermal Shock Resistance, points 4.1 to 4.4
24

Alloy Composition

Aluminum (Al), % 97.9 to 99.95
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0 to 0.2
Manganese (Mn), % 0.050 to 0.4
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Silicon (Si), % 0 to 0.4
0
Titanium (Ti), % 0 to 0.1
99.095 to 100
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0
0 to 0.4