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2219-O Aluminum vs. Annealed Titanium 4-4-2

2219-O aluminum belongs to the aluminum alloys classification, while annealed titanium 4-4-2 belongs to the titanium 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 2219-O aluminum and the bottom bar is annealed titanium 4-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 14
10
Fatigue Strength, MPa 90
590
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
42
Shear Strength, MPa 110
690
Tensile Strength: Ultimate (UTS), MPa 180
1150
Tensile Strength: Yield (Proof), MPa 88
1030

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 230
310
Melting Completion (Liquidus), °C 640
1610
Melting Onset (Solidus), °C 540
1560
Specific Heat Capacity, J/kg-K 870
540
Thermal Conductivity, W/m-K 170
6.7
Thermal Expansion, µm/m-K 22
8.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 130
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
39
Density, g/cm3 3.1
4.7
Embodied Carbon, kg CO2/kg material 8.2
30
Embodied Energy, MJ/kg 150
480
Embodied Water, L/kg 1130
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
110
Resilience: Unit (Modulus of Resilience), kJ/m3 54
4700
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
34
Strength to Weight: Axial, points 16
68
Strength to Weight: Bending, points 23
52
Thermal Diffusivity, mm2/s 63
2.6
Thermal Shock Resistance, points 8.2
86

Alloy Composition


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Aluminum (Al), % 91.5 to 93.8
3.0 to 5.0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 5.8 to 6.8
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.3
0 to 0.2
Magnesium (Mg), % 0 to 0.020
0
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 0
3.0 to 5.0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 0 to 0.2
0.3 to 0.7
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0.020 to 0.1
85.8 to 92.2
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0.1 to 0.25
0
Residuals, % 0 to 0.15
0 to 0.4