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7005 Aluminum vs. Grade Ti-Pd7B Titanium

7005 aluminum belongs to the aluminum alloys classification, while grade Ti-Pd7B titanium belongs to the titanium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is 7005 aluminum and the bottom bar is grade Ti-Pd7B titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 10 to 20
17
Fatigue Strength, MPa 100 to 190
200
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 200 to 400
390
Tensile Strength: Yield (Proof), MPa 95 to 350
310

Thermal Properties

Latent Heat of Fusion, J/g 380
420
Maximum Temperature: Mechanical, °C 200
320
Melting Completion (Liquidus), °C 640
1660
Melting Onset (Solidus), °C 610
1610
Specific Heat Capacity, J/kg-K 880
540
Thermal Conductivity, W/m-K 140 to 170
22
Thermal Expansion, µm/m-K 23
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35 to 43
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 110 to 130
7.1

Otherwise Unclassified Properties

Density, g/cm3 2.9
4.5
Embodied Carbon, kg CO2/kg material 8.3
49
Embodied Energy, MJ/kg 150
840
Embodied Water, L/kg 1150
520

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32 to 57
62
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 850
440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
35
Strength to Weight: Axial, points 19 to 38
24
Strength to Weight: Bending, points 26 to 41
26
Thermal Diffusivity, mm2/s 54 to 65
8.9
Thermal Shock Resistance, points 8.7 to 18
30

Alloy Composition

Aluminum (Al), % 91 to 94.7
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0.060 to 0.2
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.4
0 to 0.2
Magnesium (Mg), % 1.0 to 1.8
0
Manganese (Mn), % 0.2 to 0.7
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Palladium (Pd), % 0
0.12 to 0.3
Silicon (Si), % 0 to 0.35
0
Titanium (Ti), % 0.010 to 0.060
98.8 to 99.9
Zinc (Zn), % 4.0 to 5.0
0
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0
0 to 0.4