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7003 Aluminum vs. Grade Ti-Pd16 Titanium

7003 aluminum belongs to the aluminum alloys classification, while grade Ti-Pd16 titanium belongs to the titanium alloys. There are 28 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 7003 aluminum and the bottom bar is grade Ti-Pd16 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 11
17
Fatigue Strength, MPa 130 to 150
200
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 350 to 390
390
Tensile Strength: Yield (Proof), MPa 300 to 310
310

Thermal Properties

Latent Heat of Fusion, J/g 380
420
Maximum Temperature: Mechanical, °C 200
320
Melting Completion (Liquidus), °C 630
1660
Melting Onset (Solidus), °C 510
1610
Specific Heat Capacity, J/kg-K 870
540
Thermal Conductivity, W/m-K 150
22
Thermal Expansion, µm/m-K 24
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 110
7.1

Otherwise Unclassified Properties

Density, g/cm3 2.9
4.5
Embodied Carbon, kg CO2/kg material 8.1
36
Embodied Energy, MJ/kg 150
600
Embodied Water, L/kg 1140
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 41
62
Resilience: Unit (Modulus of Resilience), kJ/m3 630 to 710
440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
35
Strength to Weight: Axial, points 33 to 37
24
Strength to Weight: Bending, points 37 to 40
26
Thermal Diffusivity, mm2/s 59
8.9
Thermal Shock Resistance, points 15 to 17
30

Alloy Composition

Aluminum (Al), % 90.6 to 94.5
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 0.35
0 to 0.3
Magnesium (Mg), % 0.5 to 1.0
0
Manganese (Mn), % 0 to 0.3
0
Nickel (Ni), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0 to 0.3
0
Titanium (Ti), % 0 to 0.2
98.8 to 99.96
Zinc (Zn), % 5.0 to 6.5
0
Zirconium (Zr), % 0.050 to 0.25
0
Residuals, % 0
0 to 0.4