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C443.0 Aluminum vs. Grade Ti-Pd18 Titanium

C443.0 aluminum belongs to the aluminum alloys classification, while grade Ti-Pd18 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 C443.0 aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
320
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 9.0
17
Fatigue Strength, MPa 120
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 230
710
Tensile Strength: Yield (Proof), MPa 100
540

Thermal Properties

Latent Heat of Fusion, J/g 470
410
Maximum Temperature: Mechanical, °C 170
330
Melting Completion (Liquidus), °C 630
1640
Melting Onset (Solidus), °C 600
1590
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 140
8.2
Thermal Expansion, µm/m-K 22
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 120
2.7

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 7.9
41
Embodied Energy, MJ/kg 150
670
Embodied Water, L/kg 1120
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
110
Resilience: Unit (Modulus of Resilience), kJ/m3 70
1380
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 24
44
Strength to Weight: Bending, points 31
39
Thermal Diffusivity, mm2/s 58
3.3
Thermal Shock Resistance, points 10
52

Alloy Composition

Aluminum (Al), % 89.6 to 95.5
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 0 to 0.6
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 2.0
0 to 0.25
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.35
0
Nickel (Ni), % 0 to 0.5
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 4.5 to 6.0
0
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0
0 to 0.4