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Grade Ti-Pd8A Titanium vs. 5040 Aluminum

Grade Ti-Pd8A titanium belongs to the titanium alloys classification, while 5040 aluminum belongs to the aluminum 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 grade Ti-Pd8A titanium and the bottom bar is 5040 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
66 to 74
Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 13
5.7 to 6.8
Fatigue Strength, MPa 260
100 to 130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 500
240 to 260
Tensile Strength: Yield (Proof), MPa 430
190 to 230

Thermal Properties

Latent Heat of Fusion, J/g 420
400
Maximum Temperature: Mechanical, °C 320
190
Melting Completion (Liquidus), °C 1660
650
Melting Onset (Solidus), °C 1610
600
Specific Heat Capacity, J/kg-K 540
900
Thermal Conductivity, W/m-K 21
160
Thermal Expansion, µm/m-K 8.7
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
41
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
130

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.8
Embodied Carbon, kg CO2/kg material 49
8.3
Embodied Energy, MJ/kg 840
150
Embodied Water, L/kg 520
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
14 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 880
260 to 380
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
50
Strength to Weight: Axial, points 31
24 to 26
Strength to Weight: Bending, points 31
31 to 32
Thermal Diffusivity, mm2/s 8.6
64
Thermal Shock Resistance, points 39
10 to 11

Alloy Composition


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Aluminum (Al), % 0
95.2 to 98
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 0
0.1 to 0.3
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.7
Magnesium (Mg), % 0
1.0 to 1.5
Manganese (Mn), % 0
0.9 to 1.4
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.4
0
Palladium (Pd), % 0.12 to 0.3
0
Silicon (Si), % 0
0 to 0.3
Titanium (Ti), % 98.8 to 99.9
0
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0 to 0.4
0 to 0.15