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204.0 Aluminum vs. Grade 32 Titanium

204.0 aluminum belongs to the aluminum alloys classification, while grade 32 titanium 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 204.0 aluminum and the bottom bar is grade 32 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 5.7 to 7.8
11
Fatigue Strength, MPa 63 to 77
390
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 230 to 340
770
Tensile Strength: Yield (Proof), MPa 180 to 220
670

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 170
310
Melting Completion (Liquidus), °C 650
1610
Melting Onset (Solidus), °C 580
1560
Specific Heat Capacity, J/kg-K 880
550
Thermal Conductivity, W/m-K 120
7.5
Thermal Expansion, µm/m-K 19
8.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29 to 34
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 100
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
38
Density, g/cm3 3.0
4.5
Embodied Carbon, kg CO2/kg material 8.0
32
Embodied Energy, MJ/kg 150
530
Embodied Water, L/kg 1150
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 23
83
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 350
2100
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
35
Strength to Weight: Axial, points 21 to 31
47
Strength to Weight: Bending, points 28 to 36
41
Thermal Diffusivity, mm2/s 46
3.0
Thermal Shock Resistance, points 12 to 18
63

Alloy Composition

Aluminum (Al), % 93.4 to 95.5
4.5 to 5.5
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 4.2 to 5.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.35
0 to 0.25
Magnesium (Mg), % 0.15 to 0.35
0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 0
0.6 to 1.2
Nickel (Ni), % 0 to 0.050
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.11
Silicon (Si), % 0 to 0.2
0.060 to 0.14
Tin (Sn), % 0 to 0.050
0.6 to 1.4
Titanium (Ti), % 0.15 to 0.3
88.1 to 93
Vanadium (V), % 0
0.6 to 1.4
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0
0.6 to 1.4
Residuals, % 0
0 to 0.4