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358.0 Aluminum vs. Grade C-3 Titanium

358.0 aluminum belongs to the aluminum alloys classification, while grade C-3 titanium belongs to the titanium alloys. There are 29 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 358.0 aluminum and the bottom bar is grade C-3 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 3.5 to 6.0
13
Fatigue Strength, MPa 100 to 110
260
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 350 to 370
500
Tensile Strength: Yield (Proof), MPa 290 to 320
430

Thermal Properties

Latent Heat of Fusion, J/g 520
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 600
1660
Melting Onset (Solidus), °C 560
1610
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 150
21
Thermal Expansion, µm/m-K 21
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 130
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 19
37
Density, g/cm3 2.6
4.5
Embodied Carbon, kg CO2/kg material 8.7
31
Embodied Energy, MJ/kg 160
510
Embodied Water, L/kg 1090
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 20
65
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 710
880
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 53
35
Strength to Weight: Axial, points 37 to 39
31
Strength to Weight: Bending, points 42 to 44
31
Thermal Diffusivity, mm2/s 63
8.5
Thermal Shock Resistance, points 16 to 17
39

Alloy Composition

Aluminum (Al), % 89.1 to 91.8
0
Beryllium (Be), % 0.1 to 0.3
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.2
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.3
0 to 0.25
Magnesium (Mg), % 0.4 to 0.6
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Silicon (Si), % 7.6 to 8.6
0
Titanium (Ti), % 0.1 to 0.2
98.8 to 100
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0
0 to 0.4