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295.0 Aluminum vs. Titanium 6-2-4-2

295.0 aluminum belongs to the aluminum alloys classification, while titanium 6-2-4-2 belongs to the titanium alloys. There are 30 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 295.0 aluminum and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 2.0 to 7.2
8.6
Fatigue Strength, MPa 44 to 55
490
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Shear Strength, MPa 180 to 230
560
Tensile Strength: Ultimate (UTS), MPa 230 to 280
950
Tensile Strength: Yield (Proof), MPa 100 to 220
880

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 170
300
Melting Completion (Liquidus), °C 640
1590
Melting Onset (Solidus), °C 530
1540
Specific Heat Capacity, J/kg-K 880
540
Thermal Conductivity, W/m-K 140
6.9
Thermal Expansion, µm/m-K 23
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 100
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 10
42
Density, g/cm3 3.0
4.6
Embodied Carbon, kg CO2/kg material 7.9
32
Embodied Energy, MJ/kg 150
520
Embodied Water, L/kg 1140
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.2 to 13
79
Resilience: Unit (Modulus of Resilience), kJ/m3 77 to 340
3640
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
34
Strength to Weight: Axial, points 21 to 26
57
Strength to Weight: Bending, points 27 to 32
46
Thermal Diffusivity, mm2/s 54
2.8
Thermal Shock Resistance, points 9.8 to 12
67

Alloy Composition

Aluminum (Al), % 91.4 to 95.3
5.5 to 6.5
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 4.0 to 5.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.0
0 to 0.25
Magnesium (Mg), % 0 to 0.030
0
Manganese (Mn), % 0 to 0.35
0
Molybdenum (Mo), % 0
1.8 to 2.2
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Silicon (Si), % 0.7 to 1.5
0.060 to 0.12
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0 to 0.25
83.7 to 87.2
Zinc (Zn), % 0 to 0.35
0
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4